MCP server

Signal8 Official

ai.signal8/mcp

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

SEC filings, dilution, insider & institutional ownership, and political-trade data for AI agents.

Website Source

At a glance

Type

MCP server

Publisher

signal8.ai (verified by the MCP Registry)

Status

Working at last check

Tools

108

Token cost

About 45,665 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http signal8 https://mcp.signal8.ai/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.signal8]
url = "https://mcp.signal8.ai/mcp"

Gemini CLI

{"mcpServers":{"signal8":{"httpUrl":"https://mcp.signal8.ai/mcp"}}}

Cursor

{"mcpServers":{"signal8":{"url":"https://mcp.signal8.ai/mcp"}}}

VS Code

{"servers":{"signal8":{"type":"http","url":"https://mcp.signal8.ai/mcp"}}}

Antigravity

agy mcp add signal8 https://mcp.signal8.ai/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"signal8","server_url":"https://mcp.signal8.ai/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"signal8","server_url":"https://mcp.signal8.ai/mcp"}

Tools

• define_term ~309 tokens
  Look up a term in the Signal8 Academy glossary (signal8.ai/learn/glossary) — dilution, SEC filing and trading jargon such as "ATM offering", "baby shelf", "full ratchet", "pre-funded warrant", "going concern", "LULD", "days to cover", "Form 25". Accepts a glossary slug ("atm-offering"), the term its
• get_accumulation_snapshot ~168 tokens
  Get intraday accumulation/distribution metrics for the current or most recent trading session. Returns session VWAP, volume above/below VWAP, estimated buy vs sell volume (tick rule), volume by time period (morning/midday/afternoon), and comparison to average volume. Use for assessing real-time buyi
• get_analyst_consensus ~143 tokens
  Get analyst ratings consensus for a company including average target price, number of analysts, buy/hold/sell breakdown, and consensus recommendation. Use when evaluating Wall Street sentiment or price targets.
• get_analyst_coverage ~120 tokens
  Get aggregated analyst coverage for a ticker — consolidated view of grades, targets, and coverage breadth across covering firms.
• get_analyst_estimates ~225 tokens
  Get forward analyst estimates for a company including EPS, revenue, EBITDA, and net income (low/high/avg) with analyst counts. Supports annual and quarterly periods. Use when analyzing forward earnings expectations or revenue forecasts.
• get_analyst_grades ~154 tokens
  Get recent analyst grade actions (upgrades, downgrades, initiations) for a ticker, including the grading firm and previous/new grade.
• get_baby_shelf_capacity ~660 tokens
  Get the SEC Form S-3 General Instruction I.B.6 "baby shelf" capacity: how much the issuer may raise off an effective shelf right now, given the one-third-of-public-float cap that applies below a $75M non-affiliate float, less the trailing-twelve-month takedowns already used. Returns the public float
• get_cash_history ~170 tokens
  Get up to 10 years of quarterly cash position history from SEC XBRL filings (data.sec.gov company-facts). Returns an array of {periodEnd, usd, formType, isAnnual} sorted chronologically. Deduped by period with annual filings preferred over quarterly. Not feature-gated — works for any company with SE
• get_cash_position ~613 tokens
  Get the Signal8 cash position model for a company, derived from the dilution snapshot pipeline: anchor cash and anchor date, monthly burn, post-anchor capital raises (with SEC filing citations), known outflows, estimated current cash and runway months. Use when analyzing a company's current cash sit
• get_cash_runway_calendar ~449 tokens
  Find companies projected to run out of cash within a date window. Similar to lockup expiration calendars but for cash depletion events. Returns companies sorted by urgency (lowest runway first). Runway is an estimate based on current burn rate — actual depletion depends on future capital raises and
• get_clinical_trials ~176 tokens
  Get clinical trial data for a biotech/pharma company including trial phase, status, conditions, and interventions. Use when analyzing a biotech company's pipeline or upcoming catalyst events.
• get_company_profile ~292 tokens
  Get an enriched company profile by ticker symbol. Returns CIK, exchange, sector, industry, market cap, employee count, description, and other fundamental data. This is a lightweight lookup -- use this when you only need basic company info rather than the full bundle. Always includes halted/haltCode/
• get_compliance ~165 tokens
  Get full compliance rules evaluation for a company. Runs Nasdaq/NYSE deficiency detection, bid price tracking, and delinquent filing detection. Returns a comprehensive compliance picture combining SEC filing data, market data, and exchange rules. This is the most thorough compliance check available.
• get_dilution_coverage ~658 tokens
  Cheap pre-check for whether Signal8 holds a dilution analysis for a company: coverage status (verified / stale / not_covered), extraction state (never_extracted / running / failed / timeout / complete), last attempt and last success timestamps, the coverage tier, and whether the ticker is out of sco
• get_dilution_history ~647 tokens
  Get the historical shares-outstanding and cash series from SEC XBRL filings, with offering and material-cash-event overlays so an issuance or a raise can be lined up against the share count and cash balance around it. Use for share count growth over time and for the cash trajectory between financing
• get_dilution_instruments ~756 tokens
  Get ONE instrument family's rows with per-field SEC citations — each figure carries the accession number, filing date and the verbatim quoted sentence it was read from, so every number can be traced to a filing. Families: warrants, convertibles, preferred, shelfs, atms, elocs, s1_offerings, equity_p
• get_dilution_performance ~595 tokens
  Get post-offering price performance: for each recorded offering, how the stock traded after it priced or closed. Use when assessing how the market has absorbed this issuer's past financings. 🔴 THIS IS HISTORY, NOT A FORECAST — it describes what happened after prior offerings and must never be phras
• get_dilution_risk ~655 tokens
  Get the dilution pressure score: a 0-100 score with its seven-component breakdown (shelf capacity, ATM/equity-line capacity, warrants in the money, convertible proximity, cash burn urgency, historical dilution, toxic financing), plus four risk levels — overall, offering ability, overhead supply, cas
• get_dilution_snapshot ~657 tokens
  Get the dilution snapshot header (the heaviest dilution call): summary totals (potential new shares and their percentage of shares outstanding, per-family share totals), the cash position (anchor cash, monthly burn, estimated current cash, runway months), the float block, and `meta` provenance. Cash
• get_donor_aggregates ~254 tokens
  Get market-wide campaign-finance rollups across ALL tracked politicians for a cycle: total raised, top 10 individual donors, top 10 PACs, party/chamber/cycle splits, and a most-funded politician leaderboard. Use for "who are the biggest donors in 2024?" or "which party raised more?" type questions.
• get_earnings ~178 tokens
  Get historical earnings data for a company including EPS actual vs estimate, revenue actual vs estimate, and surprise percentages. Use when analyzing earnings beats/misses or upcoming earnings expectations.
• get_earnings_calendar ~296 tokens
  Get upcoming and recent earnings releases between two dates. Optionally restrict to a list of tickers. Returns ticker, date, time (BMO/AMC), EPS estimate, and revenue estimate when available. Supports market cap filtering to focus on large-cap or small-cap earnings only.
• get_economic_calendar ~215 tokens
  Get scheduled macro/economic events (CPI, FOMC, jobs reports, GDP, etc.) between two dates. Optionally filter to a single country (ISO-3166 alpha-2, e.g. "US"). Defaults to US when omitted.
• get_etf_bundle ~253 tokens
  Get aggregated ETF data in a single call. Combines multiple data sources (profile, holdings, sector weightings, country exposure, performance, news, analyst coverage, and comparables) into one response. Each data type is cached independently. Specify which types to include or omit to get above-the-f
• get_executives ~126 tokens
  Get key executives and officers of a company including name, title, compensation, and tenure. Use when researching company leadership or management quality.
• get_exhibit_content ~239 tokens
  Get the full text/HTML content of a single exhibit from an SEC filing. Returns the exhibit text along with exhibit_type, description, company_name, accession_number, and form_type. Use the maxLength parameter to truncate large exhibits. Find exhibit IDs with get_filing_documents (`exhibitId`, by acc
• get_filing_calendar ~257 tokens
  Get the forward-looking 10-K / 10-Q SEC filing-deadline calendar within a date window. Optionally restrict to a universe (sp500/ndx/dji/all) and/or a list of form types (default both 10-K and 10-Q).
• get_filing_document ~541 tokens
  Get the full raw text/HTML content of an SEC filing by its internal filing ID (the `id` on search_sec_filings rows, `filingId` from lookup_accession_number or get_filing_documents). Returns the complete filing document which can be very large (10-K filings can be 1MB+). Use the maxLength parameter t
• get_filing_documents ~561 tokens
  List EVERY document in one SEC filing by accession number — the primary document, each exhibit, XML and XBRL files, graphics — with seq, type (e.g. "8-K", "EX-99.1"), description, size in bytes, `stored` and `secUrl`. Also returns the filing's cik, companyName, formType, filingDate, acceptedAt, body
• get_filing_exhibits ~196 tokens
  List the readable exhibits (individual documents with stored text) within an SEC filing, by internal filing ID. Returns each exhibit's `id`, exhibit type, description, content size and sec_url. Use the `id` with get_exhibit_content. Excludes XML/XBRL. For the COMPLETE document list of a filing by ac
• get_filing_structured ~716 tokens
  Parsed, machine-readable data from an ownership or holdings filing, by accession number. `kind` says which: "ownership" (Form 3/4/5 and amendments) — issuer, reporting owners with relationship (director, officer title, 10% owner, or the filer's own "Other" text), and `parsed.transactions` (one row p
• get_financials ~226 tokens
  Get income statement, balance sheet, and cash flow data for a company. Supports annual, quarterly, and trailing-twelve-month views. Use when analyzing revenue, profitability, debt, or cash position.
• get_float ~664 tokens
  Get float data for a company: floatShares, floatDefinition, as-of date, and — when the headline float is WITHHELD — the bounds and labelled stand-ins that replace it. Use when analyzing share supply. The share count the float was judged against (`basisSharesOutstanding`) is DATED: `sharesOutstanding
• get_float_history ~319 tokens
  Get the POINT-IN-TIME float history for a company — one sample per trade date (float shares, shares outstanding, and the source the float came from). Use to answer "what was the float on date X" or to see float expand across a dilution event, which the latest-only get_float cannot show. IMPORTANT: t
• get_historical_prices ~308 tokens
  Get historical OHLCV price candles for a stock. Supports daily, weekly, and monthly resolutions. Use period shorthand (1M, 3M, 6M, 1Y, 5Y, ALL) or explicit from/to UNIX timestamps. Default is 1 year of daily candles. Use this to compute price returns, chart price history, or analyze volume trends ov
• get_insider_cluster_buys ~149 tokens
  Detect cluster buying patterns for a company. Identifies periods where 3+ distinct insiders purchased shares within a 14-day window -- a strong bullish signal that often precedes positive corporate announcements or price appreciation.
• get_insider_cross_company ~438 tokens
  Discover insider trading patterns across multiple companies. Unlike get_insiders which shows insider activity for a single ticker, this tool searches the entire universe to find insiders active across multiple companies, cluster buying patterns, and large transactions. Filter by insider name, transa
• get_insider_positions ~226 tokens
  Get current open insider positions for a CIK (either an insider or an issuer). If an issuer (company) CIK is supplied, returns all insiders' positions for that company. If an insider (reporting-person) CIK is supplied, returns that insider's open positions across all issuers they have filed Form 4 f
• get_insider_positions_by_ticker ~315 tokens
  Get per-insider position aggregates for a given ticker — which insiders hold positions in the stock and their aggregate cost/value. Derived from Form 4 filings. NOT LIFETIME: every figure covers only the Form 4 history Signal8 holds, which starts at the response's `coverageStart` date (also repeated
• get_insider_transactions ~545 tokens
  Get detailed insider transaction history for a company from Form 4 filings. Returns individual buy/sell transactions with insider name, title, shares, price, and transaction codes. Supports pagination for companies with extensive insider activity. Filter by year/month to narrow results, or use trans
• get_insiders ~300 tokens
  Get insider trading discovery data for a company. Includes cluster buying detection, entity-centric insider model, and Form 4 cross-referencing. Shows insider transactions with buying/selling patterns that may signal upcoming corporate actions. Each insider includes a transactionBreakdown by SEC cod
• get_institution_activity ~150 tokens
  Get an institution's position changes over recent 13F periods by CIK. Reads the number of trailing periods to include.
• get_institution_derivatives ~234 tokens
  Get an institution's reported PUT/CALL derivative positions by CIK (13F options), with pagination and sorting.
• get_institution_detail ~158 tokens
  Get detailed information about a specific institutional investor by their SEC CIK number. Returns the institution name, total AUM, number of holdings, and filing history. Use get_institutions first to find the CIK for an institution.
• get_institution_filings ~158 tokens
  Get the list of 13F filings for an institution by CIK, with pagination.
• get_institution_holdings ~201 tokens
  Get the full portfolio holdings for a specific institution by CIK. Returns all positions from their latest 13F filing with shares, value, and portfolio weight. Supports pagination for institutions with large portfolios.
• get_institution_portfolio_analytics ~107 tokens
  Get sector allocation and top holdings analytics for an institution's portfolio by CIK.
• get_institution_position_changes ~274 tokens
  Diff two quarterly 13F snapshots for an institution. Compares the latest filing against the prior quarter and returns per-position changes: new positions, increased, decreased, and exited. Sorted by |changePercent| descending so the biggest moves surface first. Much more efficient than calling get_i
• get_institution_top_aum ~251 tokens
  Discover top institutional holders across the entire company universe ranked by assets under management (AUM). Unlike get_ownership which shows institutions for a single company, this tool searches across all companies to find the largest institutional players. Optionally set a minimum AUM. Useful f
• get_institutions ~212 tokens
  Get institutional holders (13F filers) for a company. Returns institutions that hold positions in this stock based on SEC 13F filings, including shares held, portfolio weight, and filing dates. Useful for understanding institutional ownership concentration.
• get_institutions_leaderboards ~159 tokens
  Two market-wide institution leaderboards in one call: topByAum (largest holders by assets under management, name-deduped) and mostActive (highest 13F position-change volume). No CIK required. For the full paginated AUM list use get_institution_top_aum.
• get_intraday_bars ~304 tokens
  Get intraday OHLCV candles at 1, 5, 15, 30, or 60-minute resolution. Use for intraday price action analysis, volume patterns, and short-term technical analysis. Returns open, high, low, close, and volume for each bar. Set extended=true (1-minute resolution only) to include premarket (04:00–09:30 ET)
• get_learn_guide ~380 tokens
  Get one Signal8 Academy guide as Markdown, by track and slug (both come from search_learn_guides, or from a signal8.ai/learn/<track>/<slug> URL). Returns title, description, section, lastVerified, the public url, the full Markdown body (links already rewritten to absolute signal8.ai URLs), the relat
• get_legislative_calendar ~668 tokens
  Forward-looking legislative catalyst calendar: upcoming House/Senate floor votes (bills and Senate cloture motions) filtered to items that can move tickers. Each item includes the predicted vote window (start/end/granularity/confidence/provenance), marketRelevance (low/medium/high), significance (1-
• get_market_breadth ~173 tokens
  Get market breadth aggregates (advance/decline counts and ratio, percent of constituents above their 50DMA and 200DMA, and counts of new 52-week highs/lows) for a chosen universe (sp500, ndx, or all). Use to add market-state context to commentary, tweets, or daily summaries.
• get_market_metrics ~137 tokens
  Get computed market metrics for a company including volume averages, volatility, SMAs, and trend direction. Use when analyzing trading patterns or technical indicators beyond the basic quote.
• get_market_news ~245 tokens
  Get the latest market-wide news across ALL tickers, most recent first. Every item is significance-classified at ingest (critical | major | standard); the default filter of critical,major is the "top stories" view. Use for "what is happening in the market right now" — for news about one company, use
• get_news ~340 tokens
  Get recent news articles, press releases and AI-analysed SEC filings for a company. Use when researching recent developments, catalysts, or sentiment drivers. Filing rows (category "sec_filing") are event-bearing forms only (8-K, 6-K, 424B prospectus supplements, S-1/F-1, 10-K/10-Q/20-F, SC 13D, pro
• get_ownership ~717 tokens
  Get unified ownership breakdown for a company combining Form 4 insider holdings, 13F institutional holdings, and 13D/13G activist positions. All entities are resolved across the three SEC form types into a single view with counterparty resolution. The allHolders array is paginated via limit/offset (
• get_policy_events ~508 tokens
  List mirrored executive orders (policy events) from the Federal Register feed. Filter by signing-date range, affected sector, or free-text title query. Each event includes its Federal Register document number (externalId), title, signing date (eventDate), normalized affected sectors, full-text URL,
• get_policy_trade_leaderboard ~505 tokens
  Rank politicians (Congress + executive branch) by trades that occurred near executive-order signings in sectors the orders affect. Each row includes the politician, flaggedTradeCount, totalEstimatedUsd, topSector, and an exampleEvent. Use for "who trades most around policy activity" style questions.
• get_policy_trade_overlap ~564 tokens
  For a single politician, list trades that occurred within a window of days before or after the signing of an executive order affecting the traded sector. Each row contains the trade, the nearestEvent, daysDelta (negative = traded N days before EO signing, positive = traded N days after), matchBasis,
• get_political_sector_rotation ~311 tokens
  Which market SECTORS politicians have been trading in over a trailing window. Aggregates congressional + executive trades by sector and returns, per sector: trade count, total dollar volume, number of distinct politicians, and the top tickers. Use it to see where political trading activity is concen
• get_politician_activity ~153 tokens
  Get activity metrics for a politician broken down by period (30d, 90d, 1y, all-time). Includes buy/sell counts and values per period, most traded tickers (top 10), and transaction type breakdown. Useful for analyzing trading patterns over time.
• get_politician_committees ~179 tokens
  Get committee assignments for a politician including committee name, chamber, role (Chair, Ranking Member, etc.), and subcommittee memberships. Use to correlate trading activity with committee oversight areas. Requires a politician slug (e.g. "sen-nancy-pelosi") -- use get_politicians first to find
• get_politician_detail ~159 tokens
  Get the full profile for a politician including party, state, chamber, trade statistics, filing delay metrics, most traded sector, and their 10 most recent transactions. Use get_politicians first to find the slug (e.g. "sen-nancy-pelosi").
• get_politician_disclosures ~716 tokens
  Per-DISCLOSURE feed of politician trades: one item per congressional STOCK Act periodic transaction report (PTR) or executive-branch OGE Form 278-T that contains at least one trade whose bracket LOWER bound is >= minAmount. Each item carries the politician, filing link, filing delay, and ALL trades
• get_politician_donor_summary ~226 tokens
  Get a bundled donor summary for a single politician: cycle totals (raised, spent, cash-on-hand, debts), donor count, top 10 individual donors, and top 10 PAC donors — all in one response. This is the right tool for "who funds <politician>" or "biggest donors to <politician>" style questions. For the
• get_politician_donors ~432 tokens
  Get the paginated list of campaign donors (individuals and PACs) for a single politician across one election cycle. Returns donor name, amount, type, employer/occupation (individuals), and committee details (PACs). Use this when a user asks "who donated to <politician>" or wants the full donor list.
• get_politician_late_filers ~273 tokens
  Get STOCK Act late filing violations -- trades where the disclosure was filed more than 45 days after the transaction (a legal violation). Sorted by filing delay descending. Excludes trades whose transaction date is suspect (a probable mistyped year upstream: ~one year off the rest of its own on-tim
• get_politician_pnl ~346 tokens
  Get estimated realized + unrealized profit & loss for a politician. Methodology: each disclosed trade amount range is converted to an estimated share count using the stock's historical market price on the transaction date, then FIFO-matched on SHARES (realized = (sellPrice − buyPrice) × matched shar
• get_politician_recent_trades ~247 tokens
  Get recent STOCK Act trades across all politicians. Each trade includes the senator info, ticker, transaction type, amount, and filing delay. Filter by direction (buy/sell) and lookback period. Useful for monitoring current congressional trading activity.
• get_politician_roles ~117 tokens
  Get committee leadership roles (Chair, Ranking Member, etc.) for a politician. Use get_politicians first to find the slug.
• get_politician_scorecard ~575 tokens
  Top 5 and bottom 5 politicians (Congress + executive-branch officials) by ESTIMATED trading P&L over a trailing window (default and only supported window: 90 days), plus SPY's return over the same window as a benchmark, and imageUrl — a ready-to-attach 2160x2700 PNG card of the same ranking (null wh
• get_politician_transactions ~299 tokens
  Get paginated trade history for a specific politician. Returns individual STOCK Act disclosures with ticker, transaction type, amount range, filing delay, and late filing flag. Includes a summary with total buys/sells and net value.
• get_politician_votes ~213 tokens
  Get voting records for a politician by slug. Returns congressional votes with bill info, position (Yea/Nay/Not Voting), and result. Useful for assessing alignment between a politician's votes and their trading positions. Requires Bioguide ID resolution.
• get_politicians ~337 tokens
  List and search congressional politicians who have STOCK Act trading disclosures. Filter by party (D/R/I), state, or search by name. Returns paginated results with trade counts, last trade date, and net buy/sell direction over the trailing 12 months.
• get_politicians_most_active ~187 tokens
  Discover the most active congressional traders ranked by trade count within a lookback period. Returns each politician with trade count, tickers traded, buy/sell values, and top tickers. Useful for identifying the most prolific political traders.
• get_politicians_pnl_leaderboard ~247 tokens
  Rank politicians (Congress + executive branch) by estimated trading P&L across the universe. Sort by total P&L, win rate, or traded volume. P&L uses price-adjusted share estimation: disclosed amount ranges → estimated shares via historical price → FIFO on shares → open positions marked to current pr
• get_post_earnings_movers ~288 tokens
  Get stocks that moved significantly after earnings reports on a given date. Returns pre-computed price changes with earnings surprise data in a single call — no need to chain get_earnings_calendar + get_historical_prices + get_quote per ticker. Includes preEarningsClose, currentPrice, changePct, EPS
• get_premarket_scan_history ~2404 tokens
  Historical MARKET-WIDE premarket scan for a single PAST trade date. For the requested ET date, returns every ticker with that day's premarket (default) session volume and its relative volume (RVOL) vs the trailing 30-day same-session baseline — the SAME RVOL math as get_rvol_history, but across the
• get_premarket_scanner ~792 tokens
  Get the live premarket scanner board — the top premarket gainers and losers by absolute gap %, each row enriched with rvol, marketCap, floatShares (the measured POINT float, null on a withheld dilution-snapshot row — such a row then carries "floatEstimate" {shares, bound: "point" | "ceiling" | "floo
• get_price_target ~216 tokens
  Get analyst price target data for a ticker. By default returns the consensus / split-adjusted average price target. Set list=true to return the full per-analyst list of individual price targets instead.
• get_quote ~552 tokens
  Get the current stock quote for a company including price, volume, change, market cap, and other real-time market data. Use this when a user asks about a stock's current price or trading activity. Always includes halted/haltCode/haltReason/haltedAt/resumptionAt trading-halt fields (false/null when t
• get_recent_congressional_votes ~168 tokens
  Get recent congressional roll-call votes across all members, sourced from GovTrack (both chambers as available — currently Senate-heavy). Each vote includes member, bill info, position, and result.
• get_recent_material_filings ~242 tokens
  Recent material 8-K filings (last 7 days) for the constituents of an index universe. By default returns the high-signal 8-K item codes (material agreements, M&A, executive changes, restructurings, etc.); pass `items` to filter to specific 8-K item codes. Choose the universe with `universe`.
• get_recent_uplistings ~770 tokens
  Get OTC-to-exchange uplistings that FINRA recorded on a given US market day, for companies under a market-cap ceiling. Each row carries the old OTC symbol, the resolved new exchange symbol (or null), a confirmed flag, the destination venue (NASDAQ / NYSE / NYSE American / ARCA), company name, effect
• get_recently_sponsored_bills ~246 tokens
  Get the most recently introduced bills across all congressional sponsors. Each bill includes the sponsor block (bioguideId, fullName, party, state, politicianSlug) so persona agents can link directly to the sponsor detail page. politicianSlug is null when the sponsor is no longer in the active roste
• get_rvol_history ~954 tokens
  Get the per-day relative-volume (RVOL) time series for a ticker, bucketed by trading session (premarket 04:00–09:30 ET, regular 09:30–16:00, afterhours 16:00–20:00, or all four). Each day's RVOL compares that session's volume to a trailing same-session baseline (30 trading days by default — configur
• get_senate_trades_by_ticker ~194 tokens
  Reverse lookup — find which politicians recently traded a given TICKER. Returns recent STOCK Act disclosures for that symbol with politician info, transaction type, and amount.
• get_short_interest ~374 tokens
  Get short interest data for a company including short volume, short ratio, days to cover, and short percent of float. Use when analyzing bearish sentiment or potential short squeeze setups. 🔴 "shortInterestPercent" null ALWAYS carries "shortInterestPercentReason" (since 2026-10-04): "float_not_poin
• get_split_history ~392 tokens
  Get stock split history for a company including forward and reverse splits with dates, ratios, type classification, and cumulative 2-year reverse split ratio. Relevant for NASDAQ/NYSE minimum bid-price compliance (1:250 cumulative reverse-split cap). IMPORTANT: `cumulativeReverseSplitRatio2yr` is nu
• get_stock_price_change ~143 tokens
  Get percentage price changes for a stock across multiple timeframes: 1D, 5D, 1M, 3M, 6M, YTD, 1Y, 3Y, 5Y, 10Y, and MAX. Use this for quick "how much is it up/down" answers without fetching full candle data.
• get_top_movers ~610 tokens
  Top stock movers — gainers (largest % up), losers (largest % down), or active (highest volume). Optional session window (premarket / regular / afterhours; regular default; not supported for active). Optional date (YYYY-MM-DD) returns a PAST trade date's gainers/losers on a historical daily close-to-
• get_trading_halts ~177 tokens
  List currently-active trading halts across NASDAQ/NYSE/AMEX (from the consolidated Nasdaq Trader halt feed). Each halt includes ticker, market, haltCode (T1/T2/T12/LUDP/H10/...), human-readable reason, haltedAt, and the scheduled resumptionAt when one is set. An EMPTY list is a normal state (no acti
• get_upcoming_reverse_splits ~837 tokens
  Get reverse stock splits SCHEDULED to take effect within a day-offset window of the current US market day, for companies under a market-cap ceiling. Offsets are days from today on the US market calendar: fromOffset=1, toOffset=1 is tomorrow; fromOffset=1, toOffset=7 is the week ahead. Each row carri
• get_volume_profile ~228 tokens
  Get volume distribution across price levels for a single trading day. Returns price buckets with volume, Point of Control (highest volume level), and Value Area (price range containing 70% of volume). Use for identifying support/resistance and high-volume price nodes.
• lookup_accession_number ~255 tokens
  Look up a filing or exhibit by its SEC accession number. Supports both dashed format (e.g., "0001193125-22-010026") and compact 18-digit format. Returns filing metadata including company name, form type, filing date, exhibit count and `filingId` (for get_filing_document / get_filing_exhibits). If th
• screen_companies ~1725 tokens
  Since 2026-10-03 the float column ALWAYS carries the dilution snapshot's own figure when the snapshot has one: "float" is the measured POINT float (null on a withheld snapshot row), and such a row then carries "floatEstimate" (shares) + "floatEstimateBound" ("point" / "ceiling" / "floor") + "floatEs
• screen_must_raise ~531 tokens
  Find companies with imminent capital raise needs based on estimated cash runway. Defaults to companies with less than 6 months of cash remaining, sorted by urgency (lowest runway first). Useful for identifying distressed companies, imminent dilution situations, or potential financing catalysts. Runw
• screen_sec_filings ~1031 tokens
  Screen SEC filings across all companies with company-level filters (sector, industry, market cap, exchange) combined with filing-level filters (form type, date range). Returns filings enriched with company metadata: ticker, sector, industry, exchange, market cap, and price. Use this to answer questi
• screen_sec_filings_performance ~580 tokens
  Analyze stock price performance after SEC filings. Returns individual filing records with pre-computed price returns at +1 day, +3 days, +7 days, and +30 days after the filing date, plus aggregate statistics (average, median, % negative, best, worst) across all matching filings. Combine company-leve
• search_clinical_trials ~348 tokens
  Search clinical trials market-wide (cross-company). Distinct from get_clinical_trials, which is scoped to a single ticker. Filter by phase, indication, sponsor, status, and date window; sort and paginate the results.
• search_companies ~183 tokens
  Search for companies by name or ticker symbol in the Signal8 database. Returns matching companies with their ticker, name, CIK, and exchange. Use this as the first step to find a company before calling other tools.
• search_filing_text ~1574 tokens
  Full-text search across SEC filing content that returns the MATCHING PASSAGE: one match per filing, each with the exhibit it was found in (`exhibit_id`, `exhibit_type`) and the snippet with context. Query syntax: unquoted words must ALL appear (any order, any distance); "quoted phrase" = exact wordi
• search_institutions ~240 tokens
  Search institutional investors (13F filers) by name. Returns matching institutions with CIK, name, AUM, holdings count, and latest filing period. Use this to find a specific fund or investment manager when you know part of their name (e.g., "Vanguard", "BlackRock", "Citadel"). Results are ranked by
• search_learn_guides ~539 tokens
  Search the free Signal8 Academy (signal8.ai/learn) — plain-English guides that explain dilution (ATMs, warrants, convertibles, baby shelf, cash runway), how to read SEC filings (8-K items, Form 4 codes, 13D/13G, 424B5, S-1/S-3), market structure (halts, short interest, float, reverse splits, STOCK A
• search_sec_filings ~2676 tokens
  Search and list SEC filings by company (CIK), form type, date range, 8-K item codes and excluded forms, optionally with a full-text query over filing bodies, and optionally by COMPANY FACTS (market cap, float, price, sector, industry, exchange, company type, foreign issuer, recent IPO). Returns rows

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