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Most used Connect your AI via MCP ChatGPT, Claude or Gemini get 154 research tools. No code. Free to start → ALVIS AI analyst in your browser. Every figure cites its source. Ask a question → REST API Prices, financials, transcripts and ownership as JSON. Free API key →

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Most shorted Popular Highest short interest
Stock screener Popular Filter every US-listed stock
Squeeze risk Popular Short-squeeze score
Short volume Daily short-volume leaders
Off-exchange share Dark pool and OTC leaders
Short interest calendar When FINRA publishes

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Insider trading Insider buys and sells
Insider sentiment Where insiders are buying
Smart money index Highest-conviction picks
Browse filers Every 13F institutional filer
Superinvestors Famous investors' portfolios
Congress trading Members ranked by returns
Quarterly activity Top buys, sells and exits
Most-held stocks Owned by the most filers

Congress trading Members of Congress ranked by portfolio returns. See the leaderboard →

Call transcripts Read and play recent calls
Earnings calendar Upcoming calls and events
Buybacks Largest repurchase programs
Going-concern flags Companies flagging doubt
SEC filings Latest 10-K, 10-Q and 8-K

Latest calls

NVVE Q3 FY2026 · Nov 13 U USAS Q3 FY2026 · Nov 13 R

RMR Q4 FY2026 · Nov 13

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Indexes Popular Constituents and rebalance outlooks
Economic data Popular Fed and macro indicators
FDA calendar Advisory-committee meetings
Economic calendar Upcoming macro releases
IPO feed New S-1 registrations
Public trackers Live web data, refreshed daily

Major indexes

S&P 500 Russell 2000 Nasdaq-100 Russell 1000

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ETFs Popular Prices, performance and holdings
Fund letters Investor letters, source-linked
Registered funds Mutual fund holdings
Investment advisers Form ADV advisory firms

Largest ETFs

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Resources

Research Popular Data-driven studies and stock theses Blog Guides to filings and financials Announcements Product updates and new data

Latest announcements

Canadian stocks, options history and a pricing update Announcement · Nov 6 October update: supply chains for every company and earnings calls from around the world Announcement · Oct 19

Latest research

Nvidia (NVDA) Earnings Implied Move: Options Price About 6% to 7% for the Report Itself Scientific Research · Nov 12 Nebius Group (NBIS) Q3 2026 Earnings: Our Forecast vs the Results Research Thesis · Nov 12 Rigetti Computing (RGTI) Q3 2026 Earnings: Our Forecast vs the Results Research Thesis · Nov 10 All research →

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Connect your AI via MCPChatGPT, Claude or Gemini, no code ALVISAI analyst, every figure cited REST APIJSON with a free API key

Included: portfolios, alerts and trackers

Market data

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Screens & rankings Short interest, screener, flow

Most shorted Popular Stock screener Popular Squeeze risk Popular Short volume Off-exchange share Short interest calendar

Institutions & insiders Insiders, 13F, Congress

Insider trading Insider sentiment Smart money index Browse filers Superinvestors Congress trading Quarterly activity Most-held stocks

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Top by AUM AUM movers Last quarter's movers Double-down report Conviction heat map Most crowded stocks Latest 13F filings 13F trends 13F holder flows 13F statistics Overlap matrix Clone backtest Beneficial ownership Congress net worth Congress trading statistics

Earnings & filings Calls, calendars, SEC filings

Latest calls

NVVE Q3 FY2026 · Nov 13 U USAS Q3 FY2026 · Nov 13 R

RMR Q4 FY2026 · Nov 13

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Call transcripts Earnings calendar Buybacks Going-concern flags SEC filings

Indexes & macro Index members, economy, web data

Major indexes

S&P 500 Russell 2000 Nasdaq-100 Russell 1000

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Indexes Popular Economic data Popular FDA calendar Economic calendar IPO feed Public trackers

ETFs & funds ETF and mutual fund holdings

Largest ETFs

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ETFs Popular Fund letters Registered funds Investment advisers

Browse every dataset →

Resources Research, guides & product news

Latest research

Nvidia (NVDA) Earnings Implied Move: Options Price About 6% to 7% for the Report Itself Scientific Research · Nov 12 Nebius Group (NBIS) Q3 2026 Earnings: Our Forecast vs the Results Research Thesis · Nov 12 Rigetti Computing (RGTI) Q3 2026 Earnings: Our Forecast vs the Results Research Thesis · Nov 10 All research →

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Stocks
FAST
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Press release October 14, 2026

September 2026 Sales Information

Fastenal Co (FAST)

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Equibles

Verified stock market data for US and international listings, filing insights, earnings-call intelligence, and financial APIs for investors, analysts, and AI agents.

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Product

Stock screener Investment research Earnings call transcripts Financial datasets Public trackers Pricing Data for teams Earnings call widgets

Developers

Documentation MCP server REST API 13F holdings API GitHub ↗

Resources

Blog Comparisons Announcements Economic data People directory Organizations SEC filings Research methodology

Company

About Equibles Affiliate program 30% Contact

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Stock screener Investment research Earnings call transcripts Financial datasets Public trackers Pricing Data for teams Earnings call widgets

Developers +

Documentation MCP server REST API GitHub ↗

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Blog Comparisons Announcements Economic data People directory Organizations SEC filings Research methodology

Company +

About Equibles Affiliate program 30% Contact

Data APIs

Earnings Call Transcript API Insider Trading API Congressional Trading API Short Interest API Options Chain API Stock Index Constituents API Supply Chain API Financial Statements API Debt Data API Analyst Estimates API Stock Price API Economic Data API ETF Holdings API

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