VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Sunday, October 5, 2025

View Fintel View SEC API (sec-api.io)Back to Home

Head-to-head

Fintel vs SEC API (sec-api.io) comparison

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Quick takeaways

Fintel adds Short Interest, Which ETF includes this Stock?, ETF Holdings, Improved Filings, Screeners, Options, Portfolio, Watchlist, Alerts, News, Dark Pool & Off-Exchange, and Dividend coverage that SEC API (sec-api.io) skips.

SEC API (sec-api.io) includes Regulatory Filings Monitoring, Financials, Management Compensation, IPO, and APIs & SDKs categories that Fintel omits.

Fintel highlights: Official short-interest data sourced from NASDAQ and NYSE on individual ticker pages., Off-exchange and dark pool short volume reported from FINRA feeds., and Comprehensive ownership tracking including 13F, 13D/G, NPORT filings, ETF and mutual fund holders, plus UK disclosure data..

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..

Fintel

fintel.io

Platform for ownership, filings, short interest, and options sentiment with broad global coverage. Plans range from Free through Bronze, Silver, and Gold, with premium features like the Workbench, Portfolio Builder, and custom quant models reserved for higher tiers. Real-time options flow, unusual options activity, and Excel export are available on paid plans. Broker account linking is supported via Plaid (U.S. only).

Platforms

Web

API

Pricing

Free

Subscription

Quick highlights

Official short-interest data sourced from NASDAQ and NYSE on individual ticker pages.
Off-exchange and dark pool short volume reported from FINRA feeds.
Comprehensive ownership tracking including 13F, 13D/G, NPORT filings, ETF and mutual fund holders, plus UK disclosure data.
Dedicated “Which ETF holds this stock?” pages showing ETF-level exposure by ticker.
Insider trading data from Forms 3, 4, and 5, with real-time alerts and identification of 10b5-1 trading plans.

Community votes (overall)

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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.

Platforms

Web

API

Pricing

Free

Subscription

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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Overlap

Shared focus areas

4 overlaps

Mutual strengths include Insider Data, 13F, and 13D/13G plus 1 more area.

Where they differ

Fintel

Distinct strengths include:

Short Interest

Which ETF includes this Stock?

Official short-interest data sourced from NASDAQ and NYSE on individual ticker pages.
Off-exchange and dark pool short volume reported from FINRA feeds.
Comprehensive ownership tracking including 13F, 13D/G, NPORT filings, ETF and mutual fund holders, plus UK disclosure data.
Dedicated “Which ETF holds this stock?” pages showing ETF-level exposure by ticker.

SEC API (sec-api.io)

Distinct strengths include:

Regulatory Filings Monitoring

Financials

Management Compensation

IPO

APIs & SDKs

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	Fintel	SEC API (sec-api.io)
Categories Which research workflows each platform targets	Shared: Insider Data, 13F, 13D/13G, Data APIs Unique: Short Interest, Which ETF includes this Stock?, ETF Holdings, Improved Filings, Screeners, Options, Portfolio, Watchlist, Alerts, News, Dark Pool & Off-Exchange, Dividend	Shared: Insider Data, 13F, 13D/13G, Data APIs Unique: Regulatory Filings Monitoring, Financials, Management Compensation, IPO, APIs & SDKs
Asset types Supported asset classes and universes	Stocks, ETFs, Mutual Funds, Options, Bonds	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, API
Pricing High-level pricing models	Free, Subscription	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Official short-interest data sourced from NASDAQ and NYSE on individual ticker pages. Off-exchange and dark pool short volume reported from FINRA feeds. Comprehensive ownership tracking including 13F, 13D/G, NPORT filings, ETF and mutual fund holders, plus UK disclosure data. Dedicated “Which ETF holds this stock?” pages showing ETF-level exposure by ticker. Insider trading data from Forms 3, 4, and 5, with real-time alerts and identification of 10b5-1 trading plans. Unusual options activity and sentiment monitoring, with real-time options flow available to premium users.	Unique 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. XBRL-to-JSON service delivers standardized financial statements (income, balance sheet, cash flow) mapped to US GAAP items; dataset is survivorship-bias free.
Tested Verified by hands-on testing inside Find My Moat	Not yet	Yes
Editor pick Featured inside curated shortlists	Standard listing	Highlighted

Frequently Asked Questions

Which workflows do Fintel and SEC API (sec-api.io) both support?

Both platforms cover Insider Data, 13F, 13D/13G, and Data APIs workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do Fintel and SEC API (sec-api.io) require subscriptions?

Both Fintel and SEC API (sec-api.io) keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access Fintel and SEC API (sec-api.io)?

Both Fintel and SEC API (sec-api.io) 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?

Fintel differentiates itself with Official short-interest data sourced from NASDAQ and NYSE on individual ticker pages., Off-exchange and dark pool short volume reported from FINRA feeds., and Comprehensive ownership tracking including 13F, 13D/G, NPORT filings, ETF and mutual fund holders, plus UK disclosure data., 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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