VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Tuesday, October 28, 2025

Tool Comparison

InsideArbitrage vs SecForm4.Com comparison

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

Quick takeaways

InsideArbitrage adds News, Calendar, Acquisitions, Spin-offs, Buybacks & Authorizations, Dividends, Splits, Regulatory Filings Monitoring, Portfolio, Blogs, Newsletters, Videos, Playbooks & Case Studies, and PDF Annotation coverage that SecForm4.Com skips.

SecForm4.Com includes Investor Holdings, Money Flow, and Dividend categories that InsideArbitrage omits.

InsideArbitrage has a free tier, while SecForm4.Com requires a paid plan.

In depth comparison

InsideArbitrage

insidearbitrage.com

Event‑driven research platform by Asif Suria focused on merger arbitrage, insider transactions, spinoffs, buybacks, activists, and related special situations. Premium includes tools like the Merger Arbitrage Tool, CVR database, buyback & spinoff trackers, premium screens (IA Score, cluster buys, ‘double dipper’), ‘Deals‑in‑the‑Works’ and deal calendars. IA Professional adds pro‑only features (e.g., CVR outcomes, activist tracker, reverse‑splits tracker, Insider Performance Score) and multi‑seat licensing.

Platforms

Web

Pricing

FreeSubscription

Quick highlights

Merger Arbitrage Tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘Deals in the Works’ and deal post‑mortems.
Insider data hub with ‘Insider Weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map.
Buyback suite: daily buyback announcements, searchable buyback history, ‘Buyback Wednesdays’, and ‘Double Dipper’ (insiders + buybacks).
Spinoff suite: upcoming/completed spinoffs and ‘Spinsider’ screen; CVR deals database with outcomes.
Gurus/Institutional holdings pages aggregating 13F/13D/13G and Form 4 into manager dashboards.

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SecForm4.Com

secform4.com

A US-focused insider trading and ownership tracking service with real-time alerts, institutional dashboards, and specialized screeners. Plans gate access to features: Advanced allows up to 100 watchlist alerts, while Pro unlocks unlimited alerts, user-defined triggers, and daily CSV downloads. Several modules (insider screener, dividend screener, buy/sell ratios) are Pro-only. Both tiers include a 7-day free trial.

Platforms

Web

Pricing

Subscription

Quick highlights

Real-time insider trading tracker with watchlists (“Insider Watch”) and email alerts. Advanced users can track up to 100; Pro removes the cap.
Insider Trading Screener to filter by role, sector, or time window. Available only on Pro; free/non-subscribers see data delayed by six months.
Dividend Stock Screener with filters for yield and volume, plus an option to highlight recent insider buying (Pro feature).
Buy/sell ratio charts showing both number of filings and dollar flow. Available in Pro.
Interactive sector and industry graphs to explore insider activity across time and industries.

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Where they differ

InsideArbitrage

Distinct strengths include:

News Calendar Acquisitions Spin-offs Buybacks & Authorizations Dividends Splits Regulatory Filings Monitoring

Merger Arbitrage Tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘Deals in the Works’ and deal post‑mortems.
Insider data hub with ‘Insider Weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map.
Buyback suite: daily buyback announcements, searchable buyback history, ‘Buyback Wednesdays’, and ‘Double Dipper’ (insiders + buybacks).
Spinoff suite: upcoming/completed spinoffs and ‘Spinsider’ screen; CVR deals database with outcomes.

SecForm4.Com

Distinct strengths include:

Investor Holdings Money Flow Dividend

Real-time insider trading tracker with watchlists (“Insider Watch”) and email alerts. Advanced users can track up to 100; Pro removes the cap.
Insider Trading Screener to filter by role, sector, or time window. Available only on Pro; free/non-subscribers see data delayed by six months.
Dividend Stock Screener with filters for yield and volume, plus an option to highlight recent insider buying (Pro feature).
Buy/sell ratio charts showing both number of filings and dollar flow. Available in Pro.

Feature-by-feature breakdown

Attribute	InsideArbitrage	SecForm4.Com
Categories Which research workflows each platform targets	Shared: Alerts, Insider Data, Institutional Data, 13F, 13D/13G, Screeners, Data Visualizations, Watchlist Unique: News, Calendar, Acquisitions, Spin-offs, Buybacks & Authorizations, Dividends, Splits, Regulatory Filings Monitoring, Portfolio, Blogs, Newsletters, Videos, Playbooks & Case Studies, PDF Annotation	Shared: Alerts, Insider Data, Institutional Data, 13F, 13D/13G, Screeners, Data Visualizations, Watchlist Unique: Investor Holdings, Money Flow, Dividend
Asset types Supported asset classes and universes	Stocks, ETFs	Stocks, Options, Bonds
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web	Web
Pricing High-level pricing models	Free, Subscription	Subscription
Key features Core capabilities called out by each vendor	Unique Merger Arbitrage Tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘Deals in the Works’ and deal post‑mortems. Insider data hub with ‘Insider Weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map. Buyback suite: daily buyback announcements, searchable buyback history, ‘Buyback Wednesdays’, and ‘Double Dipper’ (insiders + buybacks). Spinoff suite: upcoming/completed spinoffs and ‘Spinsider’ screen; CVR deals database with outcomes. Gurus/Institutional holdings pages aggregating 13F/13D/13G and Form 4 into manager dashboards. Event‑driven monitor & M&A news feed; earnings calendar; tender‑offers tracker; activist‑campaign tracker; C‑suite transitions tool.	Unique Real-time insider trading tracker with watchlists (“Insider Watch”) and email alerts. Advanced users can track up to 100; Pro removes the cap. Insider Trading Screener to filter by role, sector, or time window. Available only on Pro; free/non-subscribers see data delayed by six months. Dividend Stock Screener with filters for yield and volume, plus an option to highlight recent insider buying (Pro feature). Buy/sell ratio charts showing both number of filings and dollar flow. Available in Pro. Interactive sector and industry graphs to explore insider activity across time and industries. 13D/13G daily filings with historical access and CSV export. Pro required.
Tested Verified by hands-on testing inside Find My Moat	Not yet	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do InsideArbitrage and SecForm4.Com both support?

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

Which tool offers a free plan?

InsideArbitrage offers a free entry point, while SecForm4.Com requires a paid subscription. Review the pricing table to see how the paid tiers compare.

How can you access InsideArbitrage and SecForm4.Com?

Both InsideArbitrage and SecForm4.Com 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?

InsideArbitrage differentiates itself with Merger Arbitrage Tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘Deals in the Works’ and deal post‑mortems., Insider data hub with ‘Insider Weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map., and Buyback suite: daily buyback announcements, searchable buyback history, ‘Buyback Wednesdays’, and ‘Double Dipper’ (insiders + buybacks)., whereas SecForm4.Com stands out for Real-time insider trading tracker with watchlists (“Insider Watch”) and email alerts. Advanced users can track up to 100; Pro removes the cap., Insider Trading Screener to filter by role, sector, or time window. Available only on Pro; free/non-subscribers see data delayed by six months., and Dividend Stock Screener with filters for yield and volume, plus an option to highlight recent insider buying (Pro feature)..

Keep exploring

Stay on top of related tools

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