VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Tuesday, November 11, 2025

Tool Comparison

InsiderScore (VerityData | InsiderScore) vs SEC API (sec-api.io) comparison

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

Quick takeaways

InsiderScore (VerityData | InsiderScore) adds Institutional Data, Buybacks & Authorizations, Secondary Offerings, Alerts, Watchlist, and Flags 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 InsiderScore (VerityData | InsiderScore) omits.

SEC API (sec-api.io) keeps a free entry point that InsiderScore (VerityData | InsiderScore) lacks.

In depth comparison

InsiderScore (VerityData | InsiderScore)

insiderscore.com

Institutional‑grade datasets and research on insider transactions (Form 4), stock buybacks/authorizations, management changes, and institutional holdings (13F/13D/13G). InsiderScore is now part of Verity’s VerityData suite. Delivery via web platform, REST API, and multiple production feeds (point‑in‑time variants available).

Platforms

WebAPI

Pricing

Subscription

Quick highlights

Cleaned & context‑rich Form 4 dataset (history back to 2003/2004) with analyst review, 10b5‑1 plan tagging, and noise reduction (e.g., RSU/tax‑related sales).
Comprehensive buyback database (plans & quarterly repurchases) since 2004, including ASRs, tender offers, Dutch auctions, and NCIBs; PIT feeds provided.
Institutional holdings feeds covering 13F, 13D, and 13G (PIT and historical), with instrument typing (e.g., common, ETFs, calls/puts, debt) and event flags.
Management Changes database (CEO/CFO/Board and key officers) with ~40 fields per event and PDF report generation.
‘Unusual Event’ composite signals (e.g., buyback at low price with insider buying) for long/short idea generation.

Community votes (overall)

0% upvotes 0% downvotes

You haven't voted yet

View full profile Visit site

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

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.

Community votes (overall)

0% upvotes 0% downvotes

You haven't voted yet

View full profile Visit site

Where they differ

InsiderScore (VerityData | InsiderScore)

Distinct strengths include:

Institutional Data Buybacks & Authorizations Secondary Offerings Alerts Watchlist Flags

Cleaned & context‑rich Form 4 dataset (history back to 2003/2004) with analyst review, 10b5‑1 plan tagging, and noise reduction (e.g., RSU/tax‑related sales).
Comprehensive buyback database (plans & quarterly repurchases) since 2004, including ASRs, tender offers, Dutch auctions, and NCIBs; PIT feeds provided.
Institutional holdings feeds covering 13F, 13D, and 13G (PIT and historical), with instrument typing (e.g., common, ETFs, calls/puts, debt) and event flags.
Management Changes database (CEO/CFO/Board and key officers) with ~40 fields per event and PDF report generation.

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	InsiderScore (VerityData \| InsiderScore)	SEC API (sec-api.io)
Categories Which research workflows each platform targets	Shared: Insider Data, 13F, 13D/13G, Data APIs Unique: Institutional Data, Buybacks & Authorizations, Secondary Offerings, Alerts, Watchlist, Flags	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, Options, Bonds	Stocks, ETFs, Mutual Funds, Funds
Experience levels Who each product is built for	Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, API	Web, API
Pricing High-level pricing models	Subscription	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Cleaned & context‑rich Form 4 dataset (history back to 2003/2004) with analyst review, 10b5‑1 plan tagging, and noise reduction (e.g., RSU/tax‑related sales). Comprehensive buyback database (plans & quarterly repurchases) since 2004, including ASRs, tender offers, Dutch auctions, and NCIBs; PIT feeds provided. Institutional holdings feeds covering 13F, 13D, and 13G (PIT and historical), with instrument typing (e.g., common, ETFs, calls/puts, debt) and event flags. Management Changes database (CEO/CFO/Board and key officers) with ~40 fields per event and PDF report generation. ‘Unusual Event’ composite signals (e.g., buyback at low price with insider buying) for long/short idea generation. VerityData API to query processed & unprocessed SEC filings; plus CSV/pipe‑delimited feed delivery.	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 InsiderScore (VerityData | InsiderScore) 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.

Which tool offers a free plan?

SEC API (sec-api.io) offers a free entry point, while InsiderScore (VerityData | InsiderScore) requires a paid subscription. Review the pricing table to see how the paid tiers compare.

How can you access InsiderScore (VerityData | InsiderScore) and SEC API (sec-api.io)?

Both InsiderScore (VerityData | InsiderScore) 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?

InsiderScore (VerityData | InsiderScore) differentiates itself with Cleaned & context‑rich Form 4 dataset (history back to 2003/2004) with analyst review, 10b5‑1 plan tagging, and noise reduction (e.g., RSU/tax‑related sales)., Comprehensive buyback database (plans & quarterly repurchases) since 2004, including ASRs, tender offers, Dutch auctions, and NCIBs; PIT feeds provided., and Institutional holdings feeds covering 13F, 13D, and 13G (PIT and historical), with instrument typing (e.g., common, ETFs, calls/puts, debt) and event flags., 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..

Keep exploring

Stay on top of related tools

Browse the categories and profiles that overlap most with this comparison to round out your shortlist.