SEC API (sec-api.io) adds Data APIs, Insider Data, 13F, 13D/13G, Financials, Management Compensation, IPO, and APIs & SDKs coverage that This Is Not SEDAR skips.
VOL. XCIV, NO. 247
★ FINANCIAL TOOLS & SERVICES DIRECTORY ★
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Friday, October 31, 2025
Tool Comparison
SEC API (sec-api.io) vs This Is Not SEDAR comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
Quick takeaways
This Is Not SEDAR includes Improved Filings, and Watchlist categories that SEC API (sec-api.io) omits.
In depth comparison
SEC API (sec-api.io)
sec-api.io
Editor’s pick Hands-on review
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
WebAPI
Pricing
FreeSubscription
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.
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This Is Not SEDAR
thisisnotsedar.com
Indie, beta-stage UI for browsing Canadian SEDAR+ filings. Offers a simple ‘Latest Filings’ page and hosts mirrored PDFs; banner indicates it auto‑downloads files and reads headlines for saved ‘portfolio companies’ during a transition to a new site. No published API, pricing, or enterprise/compliance details.
Platforms
Web
Pricing
Free
Quick highlights
- ‘Latest Filings’ browser focused on Canadian issuers.
- Mirrored PDF hosting for filings (served from docs.thisisnotsedar.com).
- Portfolio/watchlist concept: continues downloading files and reading headlines for existing tracked companies while the site migrates.
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Where they differ
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.
This Is Not SEDAR
Distinct strengths include:
- ‘Latest Filings’ browser focused on Canadian issuers.
- Mirrored PDF hosting for filings (served from docs.thisisnotsedar.com).
- Portfolio/watchlist concept: continues downloading files and reading headlines for existing tracked companies while the site migrates.
Feature-by-feature breakdown
| Attribute | SEC API (sec-api.io) | This Is Not SEDAR |
|---|---|---|
Categories Which research workflows each platform targets | Shared: Regulatory Filings Monitoring Unique: Data APIs, Insider Data, 13F, 13D/13G, Financials, Management Compensation, IPO, APIs & SDKs | Shared: Regulatory Filings Monitoring Unique: Improved Filings, Watchlist |
Asset types Supported asset classes and universes | Stocks, ETFs, Mutual Funds, Funds | 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, API | Web |
Pricing High-level pricing models | Free, Subscription | Free |
Key features Core capabilities called out by each vendor | Unique
| Unique
|
Tested Verified by hands-on testing inside Find My Moat | Yes | Not yet |
Editor pick Featured inside curated shortlists | Highlighted | Standard listing |
Frequently Asked Questions
Which workflows do SEC API (sec-api.io) and This Is Not SEDAR both support?
Both platforms cover Regulatory Filings Monitoring workflows, so you can research those use cases in either tool before digging into the feature differences below.
Do SEC API (sec-api.io) and This Is Not SEDAR require subscriptions?
Both SEC API (sec-api.io) and This Is Not SEDAR keep freemium access with optional paid upgrades, so you can trial each platform before committing.
How can you access SEC API (sec-api.io) and This Is Not SEDAR?
Both SEC API (sec-api.io) and This Is Not SEDAR prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.
What unique strengths set the two platforms apart?
SEC API (sec-api.io) differentiates itself with 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., whereas This Is Not SEDAR stands out for ‘Latest Filings’ browser focused on Canadian issuers., Mirrored PDF hosting for filings (served from docs.thisisnotsedar.com)., and Portfolio/watchlist concept: continues downloading files and reading headlines for existing tracked companies while the site migrates..
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Related categories
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Overlap: Data APIs, 13F, and 13D/13G.
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Overlap: Financials, Improved Filings, and Management Compensation.
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Overlap: Improved Filings, Regulatory Filings Monitoring, and IPO.
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Overlap: Insider Data, 13F, and 13D/13G.
Insider Data13F13D/13G
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.