Blog
Notes on SEC EDGAR data, financial APIs, and building with Edgrapi.
Quiver Quantitative API: Pricing, Limits and Alternatives (2026)
Quiver Quantitative API pricing, checked live: Hobbyist, Trader and Startup plans, rate limits, which plan has insider and 13F data, and the alternatives.
Financial Modeling Prep API Pricing (2026): Every Plan and Limit
Financial Modeling Prep API pricing, checked live: free plan, Starter, Premium and Ultimate costs, rate limits, and which plan includes 13F and insider data.
Largest Government Contractors in 2026: Who Depends Most on Federal Money
The largest government contractors of fiscal 2025, ranked by federal contract dollars and by how much of their revenue Washington pays. Data and code.
UEI Number Lookup: Find Any Company's Unique Entity ID
UEI number lookup, tested: find any company's Unique Entity ID free on SAM.gov or USAspending, by API or from an old DUNS, and why one company can have dozens.
What Is SEC EDGAR? A Plain-English Guide (2026)
What is SEC EDGAR? The SEC's free filing database, explained with live numbers: what's on it, how far back it goes, CIKs, and how to pull it as data with code.
SEC EDGAR Search Tools Compared: What Each One Finds (2026)
SEC EDGAR search tools compared and tested: full-text search, company search, latest filings, the free APIs and paid options, with the limits each one hides.
Lockheed Martin Government Contracts: Look Up Any Company
Lockheed Martin got $75.9 billion in federal contract obligations in fiscal 2025. Data for Lockheed, Palantir and SpaceX, and how to look up any company.
SpaceX Lockup Expiration: Every SPCX Unlock Date, Checked
The SpaceX lockup releases shares in 17 steps, with Dec 8, 2026 the 180-day end. We checked every date in the prospectus, plus who has actually filed to sell.
Anthropic S-1: What the IPO Filing Actually Says
Anthropic's S-1 runs 335 pages with 88 risk factors. We checked the numbers in the filing: $16.3B revenue, why the loss hit $80.7B, and who controls the vote.
SEC RSS Feed: How to Use EDGAR's Filing Feed in Code
The SEC RSS feed is free, but it caps at 100 entries, lists each filing more than once and blocks browser user agents. Tested limits and a working poller.
OpenInsider API: Get Its Insider Trading Data as JSON
OpenInsider has no API. I scraped it and pulled the same Form 4s from an API: every dollar value matched, but 3 fields didn't. Tested Python code inside.
sec-edgar-downloader Alternative: Clean JSON Migration Guide
Looking for a sec-edgar-downloader alternative? I tested it on Apple's 10-K: a 9.4 MB file and 57 revenue tags. Here's how to migrate to clean JSON instead.
How to Search SAM.gov Contract Opportunities in 2026
How to search SAM.gov contract opportunities: the filters that work, the notice types worth bidding, and why 1 in 9 sources sought notices has no NAICS code.
Form 424B2 Prospectus: What It Is and How to Read One
A Form 424B2 prospectus prices one sale off a shelf. Banks filed nearly all 31,861 of them in Q3 2026. Here's how to read one, from estimated value to fees.
CAGE Code Lookup: How to Find Any Company's CAGE Code Free
Do a free CAGE code lookup in SAM.gov or the DLA CAGE search, find codes in bulk, and learn why one company can hold 31 CAGE codes. Tested October 2026.
Build a Congress Insider Trading Tracker Bot in Python
Build your own congress insider trading tracker: a 60-line Python bot that posts new STOCK Act trades to Slack or Discord. Real data source and tested code.
FPDS Is Gone: Where Contract Award Data Lives Now (2026)
FPDS ezSearch closed in February 2026 and the ATOM feed is next. Here is the FPDS replacement for developers: SAM.gov's API, USAspending, and working code.
Build a Company Due Diligence Agent with Claude Code
Build a company due diligence agent in Claude Code that pulls SEC and federal data through one MCP server. The setup, the tool chain, and the honest limits.
CUSIP Lookup API: Resolve CUSIPs to Tickers and CIKs
A CUSIP lookup API resolves a CUSIP to its ticker, SEC CIK, and company. How to convert CUSIPs, map 13F holdings, and which CUSIPs will not resolve.
Company Subsidiaries API: Corporate Structure as JSON
A company subsidiaries API returns a public company's entities as JSON from SEC Exhibit 21. What it covers, what it leaves out, and the options compared.
Form D API: Private Placements and Fresh Raises as JSON
A Form D API returns SEC private-placement filings as JSON: issuer, amount, exemption, officers. Pull fresh raises, read the fields, compare the options.
SEC 8-K API: Material Events and Red Flags as JSON
A SEC 8-K API returns a company's material events as JSON, item codes decoded. How to get them, which items are red flags, and the best options compared.
USAspending API Pagination: The 10,000-Record Wall
The USAspending API silently truncates at 10,000 records: hasNext goes false while real rows continue. Here's the bug, how to detect it, and how to get past it.
How to Monitor SAM.gov Contract Opportunities (2026)
How to monitor SAM.gov contract opportunities in 2026: free saved-search email alerts, programmatic NAICS tracking, AI agents, and paid finders compared.
Government Contract API: Federal Contracts as JSON (2026)
Compare the best government contract APIs in 2026: edgrapi, GovCon API, SAM.gov, USAspending, and HigherGov, on cost, coverage, and open bids vs awarded money.
Best Insider Trading APIs for Developers (2026)
Compare the best insider trading APIs in 2026: edgrapi, Form4API, Finnhub, FMP, Quiver, and raw SEC EDGAR, on cost, parsing, and the buy/sell signal.
Superinvestor Portfolio Tracker: Follow Buffett & Burry
A superinvestor portfolio tracker shows what legendary investors own, from their SEC 13F filings. Who to track, how fresh the data is, and how to follow their moves.
Best MCP Servers for Financial Data (2026)
The best MCP servers for financial data in 2026, compared honestly. Which wins for prices, fundamentals, SEC filings, and government data, and how to pick.
Free Government Data APIs: The Developer's Map (2026)
A developer's map of the best free US government data APIs: spending, contracts, filings, economy, and law. Which need a key, which are keyless, and how to use them.
Government Data MCP Server: SEC + Federal Data for AI Agents
A government data MCP server gives an AI agent SEC filings and US federal data as tools. What MCP is, how to connect it to Claude or Cursor, and the 19-tool catalog.
Congress Trading API: Track STOCK Act Disclosures as JSON
There's no official Congress trading API. Here's how congressional stock trades work under the STOCK Act, where the data really comes from, and how to get it as clean JSON.
SAM.gov vs USAspending: Which API Do You Need?
SAM.gov vs USAspending, settled for developers. Which has open opportunities vs past awards, which needs an API key, how each request works, and a one-key way to use both.
USAspending API: How to Get Federal Spending as JSON
Use the USAspending API to pull federal contracts, grants and loans as JSON. The keyless spending_by_award endpoint, the 400-error fix, the 10,000-record cap, and a clean-JSON alternative.
Grants.gov API: How to Search Federal Grants as JSON
Search federal grants with the Grants.gov API. The keyless Search2 endpoint, the new Simpler.Grants.gov API, filters, paging, and a normalized JSON alternative.
SAM.gov API Rate Limits: Why 10/Day, and How to Fix It
SAM.gov API rate limits explained: the ~10-per-day cap, the 429 error, the hidden description second-call, how to raise the limit, and how to get past it.
How to Get a SAM.gov API Key (Step by Step) and a Faster Alternative
Get a free SAM.gov API key in minutes, make your first Get Opportunities call, and get past the ~10-requests-a-day cap that stops most apps.
Best Free Congress Stock Trade Trackers Compared (2026)
The best free congress stock trade trackers compared for 2026: Capitol Trades, Quiver, Unusual Whales, and Edgrapi, on coverage, price, and the 45-day lag.
How to Track Smart Money: Follow Insider, Fund, and Congress Buying for Free (2026)
Track what the smart money is buying from four public SEC filings: insider Form 4 trades, 13F fund holdings, 13D/13G activist stakes, and Congress trades. Free tools, the lag to watch, and how to build your own.
How to Build an AI Stock Research Agent on SEC Data (2026)
Build an AI stock research agent that reads SEC filings over MCP: connect insider trades, 13F holdings and activist stakes in minutes, without self-hosting or parsing XBRL.
SEC Form 144 API: Insider Sell Intentions as JSON (2026)
Pull SEC Form 144 notices as parsed JSON, an insider's intent to sell filed before the Form 4. What it is, how it beats Form 4 as an early signal, and the catch.
SEC EDGAR Full-Text Search API: Every Filing Since 2001
Search the full text of every SEC filing since 2001 by keyword, form and date. Free and keyless, with a stable JSON schema and the fix for the 10,000-result cap.
SEC Filing Webhooks: Push New Filings to Your App (2026)
Get SEC filings pushed to your app the moment they land: a signed webhook that delivers the parsed insider trade, 8-K, or 13D. Free to register, retried on failure.
Edgrapi vs Financial Datasets: SEC Data API Compared
Edgrapi vs Financial Datasets for SEC data: pricing, coverage, free tier, and MCP compared. Financial Datasets starts at $200/mo; Edgrapi is free to start, $10/mo paid.
Congressional Stock Trading Ban: Where It Stands After the Midterms
The Senate blocked the Stop Insider Trading Act 53-47 on Sept 30, 2026, and the congressional stock trading ban dies Jan 3 unless it passes. What's next.
Why Insider Trading Is Illegal (And When It's Legal)
Insider trading is illegal when you trade on material nonpublic information you had a duty to keep secret. The legal versus illegal line, real cases, and penalties.
How to Track Congressional Stock Trades (Free, 2026)
Track what members of Congress are buying and selling, free. The STOCK Act 45-day rule, how to read a PTR, the best free trackers, and whether copying their trades works.
How to Track Hedge Fund Holdings With 13F Filings (2026)
Track hedge fund holdings free with 13F filings: what a 13F shows and hides, the 45-day lag, the best trackers, and how to get alerted on new filings.
Types of SEC Filings: The Complete Guide (2026)
A plain-English map of every major SEC filing: 10-K, 10-Q, 8-K, Form 3/4/5, 13F, 13D/G, S-1, 424B, Form D, DEF 14A, Form 144, grouped by what each one is for.
What Is an S-1 Filing? IPO Registration Explained (2026)
What an S-1 filing is, what's inside the prospectus, the IPO process from S-1 to first trade, how it differs from a 10-K and a 424B, and what it reveals about a company.
SEC Filing Deadlines: When Every Filing Is Due (2026)
A plain-English map of every SEC filing deadline: 10-K in 60/75/90 days, 10-Q in 40/45, 8-K in 4 business days, Form 4 in 2, 13F in 45, 13D in 5, plus late-filing rules.
What Is a 13F Filing? Fund Holdings Explained (2026)
What a 13F filing is, who files it, the 45-day lag, what it hides (shorts, cash, foreign stocks), and the put/call trap that makes people read it backwards.
What Is a Form 8-K? Material Events Explained (2026)
What a Form 8-K is, the events that trigger one, the item codes that actually matter (5.02, 2.01, 4.02...), the four-business-day deadline, and how it differs from a 10-K.
What Is a Form 10-K? The Annual Report Explained (2026)
What a Form 10-K is, the four sections that matter (Item 1, 1A, 7, 8), the 60-to-90-day filing deadlines, and how it differs from a 10-Q and the glossy annual report.
SEC EDGAR API for 13D and 13G: Activist Stakes Data
Cross 5% of a company and you must file a 13D or 13G. Here is what each one signals, how to pull them from the SEC EDGAR API as clean JSON, and the field most people read wrong.
What Is SEC Form 4? Insider Trades Explained (2026)
What SEC Form 4 is, who has to file it, the two-business-day deadline, and what the transaction codes (P, S, A, M, F, G) mean, so you can read one and tell a real buy from noise.
SEC EDGAR API as an MCP Server: SEC Filings for Any AI Agent (2026)
What a SEC EDGAR MCP server is, the tools it exposes, which AI clients can connect, and an honest comparison of the hosted and open-source options. Free tier, no card.
OpenInsider Alternatives: 7 Insider Trading Trackers Compared (2026)
An honest comparison of OpenInsider alternatives for 2026: which insider trading trackers add alerts, an official API, or webhooks, and when OpenInsider is still the best pick.
How to Get Real-Time Insider Trading Alerts (Form 4 Webhooks, 2026)
How to get alerted the moment a company insider buys stock: register a webhook on a ticker watchlist and get a signed, parsed SEC Form 4 alert minutes after it files. Free tier.
How to Track Insider Buying: Code P, Cluster Buys, and Form 4 (2026)
How to track which stocks insiders are buying with their own money: read Form 4 code P, ignore the noise, and watch for cluster buys. Plus a free live radar of the day's biggest buys.
SEC EDGAR API in Python: Pull Company Financials in a Few Lines (2026)
Pull clean SEC EDGAR company financials in Python. Step-by-step with auth, the free-SEC gotchas, all five endpoints, and a copy-paste snippet. No XBRL parsing.
SEC EDGAR API for 10-K Sections: Risk Factors & MD&A as Text (2026)
Pull the narrative sections of a 10-K or 10-Q from the SEC EDGAR API as clean text: Risk Factors, MD&A, Business. Built for RAG and LLM equity research, not the numbers.
SEC EDGAR API: Convert XBRL to JSON in One Call (2026)
The SEC EDGAR API returns XBRL as JSON, but not in a usable shape. What converting SEC XBRL to clean JSON really means, and how to get named statement fields in one call.
SEC EDGAR API Alternatives to sec-api.io: 5 Options (2026)
Five real alternatives to sec-api.io for SEC EDGAR data, with July 2026 pricing, free-tier terms, and an honest read on which fits which job.
SEC EDGAR API for Financial Statements: Income, Balance, Cash Flow (2026)
Pull a company's income statement, balance sheet, and cash flow from the SEC EDGAR API as clean JSON in one call, without decoding XBRL tags yourself.
SEC CIK Lookup: Map Any Ticker to Its CIK in One Call
Map any ticker to its SEC CIK as clean JSON. What a CIK is, why EDGAR indexes by CIK, and how to look it up in one free API call.
SEC EDGAR API for Form 10-K: Sections, Deadlines, and Financials (2026)
What a Form 10-K is, the sections that matter (Item 1, 1A, 7, 8), the filing deadlines, and how to pull its financial statements as clean JSON by ticker in one API call.
13F Filings API: Pull Any Fund's Holdings as JSON (2026)
Pull any fund's 13F holdings from SEC EDGAR as clean JSON. What a 13F shows, the 45-day lag, and how to get it in one API call. Free tier, no card.
SEC EDGAR API: Rate Limits, Endpoints & Clean JSON (2026)
The SEC EDGAR API: every endpoint, the real rate limits, and how to skip the 10 req/sec cap with clean JSON. Free tier, financials by ticker.
SEC EDGAR API: Why Pulling Clean Fundamentals Is Harder Than It Looks
EDGAR gives away every public company's financials for free. Getting clean, comparable numbers out of it is the part nobody warns you about.