VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Thursday, December 4, 2025

Tool Comparison

InsideArbitrage vs Insider Screener 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, Institutional Data, 13F, 13D/13G, Regulatory Filings Monitoring, Data Visualizations, Portfolio, Blogs, Newsletters, Videos, Playbooks & Case Studies, and PDF Annotation coverage that Insider Screener skips.

Insider Screener includes Scores categories that InsideArbitrage omits.

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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Insider Screener

insiderscreener.com

Covers global insider trading activity with standardized data across markets. Paid tiers unlock additional screening power, tracking capacity, exports, and performance rankings. Plus allows 25 tracked stocks; Pro adds earnings data and 50 tracked stocks; Premium goes up to 500 tracked stocks with detailed insider performance metrics and priority support. There’s no free trial, but refunds are available within 7 days of purchase.

Platforms

Web

Pricing

FreeSubscription

Quick highlights

Insider-trading coverage across multiple regions, including the US, Canada, and major European and Asia-Pacific markets, with data standardized across jurisdictions.
Updates appear within minutes of regulatory filings, collected directly from regulators and exchanges.
Powerful screeners for insider buys and sells, cluster activity, “buying the dip,” executive transactions, and earnings-related trades.
Advanced search tools with saved searches, plus daily email reports and alerts.
Export functionality for Excel and CSV, available directly from transaction tables.

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Where they differ

InsideArbitrage

Distinct strengths include:

News Calendar Acquisitions Spin-offs Buybacks & Authorizations Dividends Splits Institutional Data

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.

Insider Screener

Distinct strengths include:

Scores

Insider-trading coverage across multiple regions, including the US, Canada, and major European and Asia-Pacific markets, with data standardized across jurisdictions.
Updates appear within minutes of regulatory filings, collected directly from regulators and exchanges.
Powerful screeners for insider buys and sells, cluster activity, “buying the dip,” executive transactions, and earnings-related trades.
Advanced search tools with saved searches, plus daily email reports and alerts.

Feature-by-feature breakdown

Attribute	InsideArbitrage	Insider Screener
Categories Which research workflows each platform targets	Shared: Alerts, Insider Data, Screeners, Watchlist Unique: News, Calendar, Acquisitions, Spin-offs, Buybacks & Authorizations, Dividends, Splits, Institutional Data, 13F, 13D/13G, Regulatory Filings Monitoring, Data Visualizations, Portfolio, Blogs, Newsletters, Videos, Playbooks & Case Studies, PDF Annotation	Shared: Alerts, Insider Data, Screeners, Watchlist Unique: Scores
Asset types Supported asset classes and universes	Stocks, ETFs	Stocks
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	Free, 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 Insider-trading coverage across multiple regions, including the US, Canada, and major European and Asia-Pacific markets, with data standardized across jurisdictions. Updates appear within minutes of regulatory filings, collected directly from regulators and exchanges. Powerful screeners for insider buys and sells, cluster activity, “buying the dip,” executive transactions, and earnings-related trades. Advanced search tools with saved searches, plus daily email reports and alerts. Export functionality for Excel and CSV, available directly from transaction tables. Premium “Top Insiders” ranking that highlights individuals by average return, success rate, and transaction count, excluding pre-planned trades.
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 Insider Screener both support?

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

Do InsideArbitrage and Insider Screener require subscriptions?

Both InsideArbitrage and Insider Screener keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access InsideArbitrage and Insider Screener?

Both InsideArbitrage and Insider Screener 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 Insider Screener stands out for Insider-trading coverage across multiple regions, including the US, Canada, and major European and Asia-Pacific markets, with data standardized across jurisdictions., Updates appear within minutes of regulatory filings, collected directly from regulators and exchanges., and Powerful screeners for insider buys and sells, cluster activity, “buying the dip,” executive transactions, and earnings-related trades..

Keep exploring

Stay on top of related tools

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