Quiver Quantitative adds Screeners, Watchlist, Backtesting, US Government Trades, Investor Holdings, News, Alerts, Reddit, Splits, Institutional Data, Which ETF includes this Stock?, ETF Holdings, Patents / USPTO, and Dark Pool & Off-Exchange coverage that SEC API (sec-api.io) skips.
VOL. XCIV, NO. 247
★ FINANCIAL TOOLS & SERVICES DIRECTORY ★
PRICE: 5 CENTS
Sunday, October 5, 2025
Head-to-head
Quiver Quantitative vs SEC API (sec-api.io) comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
Quick takeaways
SEC API (sec-api.io) includes Regulatory Filings Monitoring, 13D/13G, Financials, Management Compensation, IPO, and APIs & SDKs categories that Quiver Quantitative omits.
Quiver Quantitative highlights: Alternative data dashboards spanning Congress trading, insider activity, government contracts, lobbying, app ratings, Google Trends, U.S. patents, ETF and institutional holdings, and more., Congress Trading dashboard parses public disclosures, tracks post-trade performance, and shows cumulative returns by individual politicians., and Institutional Holdings (13F) dashboard, with a backtesting tool for premium users to evaluate fund-level positioning over time..
SEC API (sec-api.io) is known for: Comprehensive API endpoints: query, full-text search, real-time streaming via WebSocket, download/PDF generator, XBRL-to-JSON conversion, and section extractors for 10-K/10-Q/8-K filings., Specialized form coverage including ADV, insider filings (Forms 3/4/5), 13F, 13D/G, Form 144, IPO registrations (S-1, 424B4), crowdfunding (Form C, Form D), Reg A filings, and fund reports (N-PORT, N-PX, N-CEN)., and Datasets include executive compensation, directors and board members, audit fees, subsidiaries, and public float/outstanding shares..
Quiver Quantitative ships a mobile app. SEC API (sec-api.io) is web/desktop only.
Quiver Quantitative
quiverquant.com
Premium unlocks stock screeners, alerts, backtesters for Congress and institutional trades, strategy dashboards, Smart Score/Bull–Bear ratings, customizable watchlists, early access to news/videos, and data export samples. Copytrading is available through partner Quantbase. Premium runs $25/month or $300/year with a free trial (7 days on monthly, 30 days on annual). The Quiver API is sold separately under tiered plans (Hobbyist, Trader, Institution).
Categories
Platforms
Pricing
Quick highlights
- Alternative data dashboards spanning Congress trading, insider activity, government contracts, lobbying, app ratings, Google Trends, U.S. patents, ETF and institutional holdings, and more.
- Congress Trading dashboard parses public disclosures, tracks post-trade performance, and shows cumulative returns by individual politicians.
- Institutional Holdings (13F) dashboard, with a backtesting tool for premium users to evaluate fund-level positioning over time.
- Premium adds advanced tools like stock screeners, alerts, institutional and congressional backtesters, Smart Score/Bull–Bear metrics, watchlists, exportable data samples, and early access to curated content. Pricing is $25/month or $300/year, with free trials (7 or 30 days).
- Strategy copytrading offered via Quantbase integration (Premium).
Community votes (overall)
SEC API (sec-api.io)
sec-api.io
A commercial API suite for SEC/EDGAR data, designed for developers, quants, and compliance teams. The free tier includes 100 calls per month. Paid tiers unlock higher rate limits, more data (5 GB vs 15 GB monthly, with $0.30/GB overage), and features such as multiple API keys or redistribution rights for enterprise users. The platform emphasizes speed, with new filings typically available in under 300 ms.
Categories
Platforms
Pricing
Quick highlights
- Comprehensive API endpoints: query, full-text search, real-time streaming via WebSocket, download/PDF generator, XBRL-to-JSON conversion, and section extractors for 10-K/10-Q/8-K filings.
- Specialized form coverage including ADV, insider filings (Forms 3/4/5), 13F, 13D/G, Form 144, IPO registrations (S-1, 424B4), crowdfunding (Form C, Form D), Reg A filings, and fund reports (N-PORT, N-PX, N-CEN).
- Datasets include executive compensation, directors and board members, audit fees, subsidiaries, and public float/outstanding shares.
- Historical coverage back to 1993 with support for all 400+ EDGAR form types; new filings made available within ~300 ms of posting.
- Live filing feeds available in real time via WebSocket for instant integration.
Community votes (overall)
Shared focus areas
3 overlapsMutual strengths include Data APIs, Insider Data, and 13F.
Where they differ
Quiver Quantitative
Distinct strengths include:
- Alternative data dashboards spanning Congress trading, insider activity, government contracts, lobbying, app ratings, Google Trends, U.S. patents, ETF and institutional holdings, and more.
- Congress Trading dashboard parses public disclosures, tracks post-trade performance, and shows cumulative returns by individual politicians.
- Institutional Holdings (13F) dashboard, with a backtesting tool for premium users to evaluate fund-level positioning over time.
- Premium adds advanced tools like stock screeners, alerts, institutional and congressional backtesters, Smart Score/Bull–Bear metrics, watchlists, exportable data samples, and early access to curated content. Pricing is $25/month or $300/year, with free trials (7 or 30 days).
SEC API (sec-api.io)
Distinct strengths include:
- Comprehensive API endpoints: query, full-text search, real-time streaming via WebSocket, download/PDF generator, XBRL-to-JSON conversion, and section extractors for 10-K/10-Q/8-K filings.
- Specialized form coverage including ADV, insider filings (Forms 3/4/5), 13F, 13D/G, Form 144, IPO registrations (S-1, 424B4), crowdfunding (Form C, Form D), Reg A filings, and fund reports (N-PORT, N-PX, N-CEN).
- Datasets include executive compensation, directors and board members, audit fees, subsidiaries, and public float/outstanding shares.
- Historical coverage back to 1993 with support for all 400+ EDGAR form types; new filings made available within ~300 ms of posting.
Feature-by-feature breakdown
Attribute | Quiver Quantitative | SEC API (sec-api.io) |
---|---|---|
Categories Which research workflows each platform targets | Shared: Data APIs, Insider Data, 13F Unique: Screeners, Watchlist, Backtesting, US Government Trades, Investor Holdings, News, Alerts, Reddit, Splits, Institutional Data, Which ETF includes this Stock?, ETF Holdings, Patents / USPTO, Dark Pool & Off-Exchange | Shared: Data APIs, Insider Data, 13F Unique: Regulatory Filings Monitoring, 13D/13G, Financials, Management Compensation, IPO, APIs & SDKs |
Asset types Supported asset classes and universes | Stocks, ETFs | Stocks, ETFs, Mutual Funds, Funds |
Experience levels Who each product is built for | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Platforms Where you can access the product | Web, Mobile, API | Web, API |
Pricing High-level pricing models | Free, Subscription | Free, Subscription |
Key features Core capabilities called out by each vendor | Unique
| Unique
|
Tested Verified by hands-on testing inside Find My Moat | Yes | Yes |
Editor pick Featured inside curated shortlists | Standard listing | Highlighted |
Frequently Asked Questions
Which workflows do Quiver Quantitative and SEC API (sec-api.io) both support?
Both platforms cover Data APIs, Insider Data, and 13F workflows, so you can research those use cases in either tool before digging into the feature differences below.
Do Quiver Quantitative and SEC API (sec-api.io) require subscriptions?
Both Quiver Quantitative and SEC API (sec-api.io) keep freemium access with optional paid upgrades, so you can trial each platform before committing.
Which tool has mobile access?
Quiver Quantitative ships a dedicated mobile experience, while SEC API (sec-api.io) focuses on web or desktop access.
What unique strengths set the two platforms apart?
Quiver Quantitative differentiates itself with Alternative data dashboards spanning Congress trading, insider activity, government contracts, lobbying, app ratings, Google Trends, U.S. patents, ETF and institutional holdings, and more., Congress Trading dashboard parses public disclosures, tracks post-trade performance, and shows cumulative returns by individual politicians., and Institutional Holdings (13F) dashboard, with a backtesting tool for premium users to evaluate fund-level positioning over time., whereas SEC API (sec-api.io) stands out for Comprehensive API endpoints: query, full-text search, real-time streaming via WebSocket, download/PDF generator, XBRL-to-JSON conversion, and section extractors for 10-K/10-Q/8-K filings., Specialized form coverage including ADV, insider filings (Forms 3/4/5), 13F, 13D/G, Form 144, IPO registrations (S-1, 424B4), crowdfunding (Form C, Form D), Reg A filings, and fund reports (N-PORT, N-PX, N-CEN)., and Datasets include executive compensation, directors and board members, audit fees, subsidiaries, and public float/outstanding shares..
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.