VOL. XCIV, NO. 247

★ A CURATED DIRECTORY OF FINANCIAL TOOLS ★

PRICE: 5 CENTS

Thursday, December 11, 2025

Tool Comparison

InsideArbitrage vs Simply Wall St comparison

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

Quick takeaways

InsideArbitrage adds Calendar, Acquisitions, Spin-offs, Buybacks & Authorizations, Splits, 13F, 13D/13G, Regulatory Filings Monitoring, Playbooks & Case Studies, and PDF Annotation coverage that Simply Wall St skips.

Simply Wall St includes Stock Ideas, Financials, Valuation Models, Management Performance, Management Compensation, Education, Broker Connectors, and Dividend categories that InsideArbitrage omits.

Simply Wall St offers mobile access, which InsideArbitrage skips.

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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Simply Wall St

simplywall.st

Editor’s pick Hands-on review

Visual, fundamentals‑driven research and portfolio platform for long‑term stock investors. Freemium model with Free, Premium and Unlimited tiers; Free includes 5 company reports/month and 1 portfolio (10 holdings), Premium increases report and portfolio limits and adds broker linking, and Unlimited unlocks unlimited company reports, larger portfolio limits and Excel/PDF export tools.

Platforms

WebMobile

Pricing

FreeSubscription

Quick highlights

Global coverage of over 120,000 listed stocks across ~90 markets, with fundamentals and estimates powered by S&P Global Market Intelligence and analyzed using a documented quantitative model.
Company “Snowflake” reports visualize five key dimensions—valuation, future growth, past performance, financial health, and dividends—into a single infographic, with detailed drill‑down sections and methodology explained in the help center and GitHub docs.
Investing Ideas hub with curated themes such as undervalued companies, dividend powerhouses, recent insider buying and sector/thematic lists (AI, nuclear energy, cybersecurity, etc.).
Stock Screener & Alerts lets users filter the global universe by market, industry and dozens of fundamentals (value, growth, income and risk metrics) and set saved screeners with alerts; Free has “Limited” screener access, Premium supports 3 saved screeners, and Unlimited supports 10.
Built‑in news and “Global Market Insights” articles, plus important updates (earnings, price moves, new risks) and weekly market insights emails for holdings and watchlists.

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Where they differ

InsideArbitrage

Distinct strengths include:

Calendar Acquisitions Spin-offs Buybacks & Authorizations Splits 13F 13D/13G 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.

Simply Wall St

Distinct strengths include:

Stock Ideas Financials Valuation Models Management Performance Management Compensation Education Broker Connectors Dividend

Global coverage of over 120,000 listed stocks across ~90 markets, with fundamentals and estimates powered by S&P Global Market Intelligence and analyzed using a documented quantitative model.
Company “Snowflake” reports visualize five key dimensions—valuation, future growth, past performance, financial health, and dividends—into a single infographic, with detailed drill‑down sections and methodology explained in the help center and GitHub docs.
Investing Ideas hub with curated themes such as undervalued companies, dividend powerhouses, recent insider buying and sector/thematic lists (AI, nuclear energy, cybersecurity, etc.).
Stock Screener & Alerts lets users filter the global universe by market, industry and dozens of fundamentals (value, growth, income and risk metrics) and set saved screeners with alerts; Free has “Limited” screener access, Premium supports 3 saved screeners, and Unlimited supports 10.

Feature-by-feature breakdown

Attribute	InsideArbitrage	Simply Wall St
Categories Which research workflows each platform targets	Shared: News, Alerts, Dividends, Insider Data, Institutional Data, Screeners, Data Visualizations, Portfolio, Watchlist, Blogs, Newsletters, Videos Unique: Calendar, Acquisitions, Spin-offs, Buybacks & Authorizations, Splits, 13F, 13D/13G, Regulatory Filings Monitoring, Playbooks & Case Studies, PDF Annotation	Shared: News, Alerts, Dividends, Insider Data, Institutional Data, Screeners, Data Visualizations, Portfolio, Watchlist, Blogs, Newsletters, Videos Unique: Stock Ideas, Financials, Valuation Models, Management Performance, Management Compensation, Education, Broker Connectors, Dividend
Asset types Supported asset classes and universes	Stocks, ETFs	Stocks, ETFs, Funds
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web	Web, Mobile
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 Global coverage of over 120,000 listed stocks across ~90 markets, with fundamentals and estimates powered by S&P Global Market Intelligence and analyzed using a documented quantitative model. Company “Snowflake” reports visualize five key dimensions—valuation, future growth, past performance, financial health, and dividends—into a single infographic, with detailed drill‑down sections and methodology explained in the help center and GitHub docs. Investing Ideas hub with curated themes such as undervalued companies, dividend powerhouses, recent insider buying and sector/thematic lists (AI, nuclear energy, cybersecurity, etc.). Stock Screener & Alerts lets users filter the global universe by market, industry and dozens of fundamentals (value, growth, income and risk metrics) and set saved screeners with alerts; Free has “Limited” screener access, Premium supports 3 saved screeners, and Unlimited supports 10. Built‑in news and “Global Market Insights” articles, plus important updates (earnings, price moves, new risks) and weekly market insights emails for holdings and watchlists. Portfolio Tracker supports multiple portfolios with visual dashboards, portfolio snowflake, performance vs market, diversification by sector/region/holding and key fundamental breakdowns.
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 InsideArbitrage and Simply Wall St both support?

Both platforms cover News, Alerts, Dividends, Insider Data, Institutional Data, Screeners, Data Visualizations, Portfolio, Watchlist, Blogs, Newsletters, and Videos workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do InsideArbitrage and Simply Wall St require subscriptions?

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

Which tool has mobile access?

Simply Wall St ships a dedicated mobile experience, while InsideArbitrage focuses on web or desktop access.

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 Simply Wall St stands out for Global coverage of over 120,000 listed stocks across ~90 markets, with fundamentals and estimates powered by S&P Global Market Intelligence and analyzed using a documented quantitative model., Company “Snowflake” reports visualize five key dimensions—valuation, future growth, past performance, financial health, and dividends—into a single infographic, with detailed drill‑down sections and methodology explained in the help center and GitHub docs., and Investing Ideas hub with curated themes such as undervalued companies, dividend powerhouses, recent insider buying and sector/thematic lists (AI, nuclear energy, cybersecurity, etc.)..

Keep exploring

Stay on top of related tools

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