VOL. XCIV, NO. 247

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Friday, December 26, 2025

Tool Comparison

Marketgenius vs OpenInsider comparison

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

Quick takeaways

Marketgenius adds Investor Holdings, Financials, Valuation Models, Scores, Dividends, Short Interest, Institutional Data, and Blogs coverage that OpenInsider skips.

OpenInsider includes Screeners, and Regulatory Filings Monitoring categories that Marketgenius omits.

In depth comparison

Marketgenius

marketgenius.app

Mobile-friendly stock discovery site centered on heatmaps and simple stock dashboards. The site markets "real-time" heatmaps for major indices and superinvestor portfolios and provides per-stock fundamentals/valuation stats plus a couple of simple scores. No public pricing, paid plans, or API docs found on the vendor site as of 2025-12-26; site appears ad-supported (Google AdSense) per privacy policy.

Platforms

Web

Pricing

Free

Quick highlights

Real-time stock heatmaps tracking major indices and "superinvestor portfolios" (site shows 700+ stocks tracked and 6 portfolios).
Heatmaps support multiple metrics beyond % change (e.g., price-to-book (MRQ), profit margin gross (MRQ)).
Per-stock pages include valuation + fundamentals (e.g., market cap, P/E, PEG, revenue (TTM), EPS, cash flow, margins).
Stock pages include ownership + positioning stats (institutional ownership, insider ownership, short interest) and dividend yield/dates.
Simple indicators/scores on stock pages (Industry Safety Score, Net Profitability Score) with peer comparison table.

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OpenInsider

openinsider.com

Editor’s pick Hands-on review

Free web-based screener for U.S. SEC Form 4 filings, tracking insider buys and sells in real time. Data is sourced directly from SEC.gov and refreshed between 6:00 and 22:00 ET on U.S. business days.

Platforms

Web

Pricing

Free

Quick highlights

Real-time screener of SEC Form 4 insider trading disclosures for U.S. stocks.
Prebuilt screeners for quick discovery: Latest Purchases/Sales, $25k+ CEO or CFO buys, Cluster Buys, and weekly/monthly Top Purchases and Sales.
Aggregate Buy–Sell charts to visualize overall insider sentiment.
Detailed filing tables with trade/filing dates, transaction codes, prices, quantities, and values, with an integrated code legend.
Ability to drill down by sector, industry, ticker, or individual insider profile.

Community votes (overall)

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Where they differ

Marketgenius

Distinct strengths include:

Investor Holdings Financials Valuation Models Scores Dividends Short Interest Institutional Data Blogs

Real-time stock heatmaps tracking major indices and "superinvestor portfolios" (site shows 700+ stocks tracked and 6 portfolios).
Heatmaps support multiple metrics beyond % change (e.g., price-to-book (MRQ), profit margin gross (MRQ)).
Per-stock pages include valuation + fundamentals (e.g., market cap, P/E, PEG, revenue (TTM), EPS, cash flow, margins).
Stock pages include ownership + positioning stats (institutional ownership, insider ownership, short interest) and dividend yield/dates.

OpenInsider

Distinct strengths include:

Screeners Regulatory Filings Monitoring

Real-time screener of SEC Form 4 insider trading disclosures for U.S. stocks.
Prebuilt screeners for quick discovery: Latest Purchases/Sales, $25k+ CEO or CFO buys, Cluster Buys, and weekly/monthly Top Purchases and Sales.
Aggregate Buy–Sell charts to visualize overall insider sentiment.
Detailed filing tables with trade/filing dates, transaction codes, prices, quantities, and values, with an integrated code legend.

Feature-by-feature breakdown

Attribute	Marketgenius	OpenInsider
Categories Which research workflows each platform targets	Shared: Data Visualizations, Insider Data Unique: Investor Holdings, Financials, Valuation Models, Scores, Dividends, Short Interest, Institutional Data, Blogs	Shared: Data Visualizations, Insider Data Unique: Screeners, Regulatory Filings Monitoring
Asset types Supported asset classes and universes	Stocks	Stocks
Experience levels Who each product is built for	Beginner, Intermediate	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web	Web
Pricing High-level pricing models	Free	Free
Key features Core capabilities called out by each vendor	Unique Real-time stock heatmaps tracking major indices and "superinvestor portfolios" (site shows 700+ stocks tracked and 6 portfolios). Heatmaps support multiple metrics beyond % change (e.g., price-to-book (MRQ), profit margin gross (MRQ)). Per-stock pages include valuation + fundamentals (e.g., market cap, P/E, PEG, revenue (TTM), EPS, cash flow, margins). Stock pages include ownership + positioning stats (institutional ownership, insider ownership, short interest) and dividend yield/dates. Simple indicators/scores on stock pages (Industry Safety Score, Net Profitability Score) with peer comparison table. Free stock code validators for CFI, CUSIP, ISIN, LEI, SEDOL, and WKN codes.	Unique Real-time screener of SEC Form 4 insider trading disclosures for U.S. stocks. Prebuilt screeners for quick discovery: Latest Purchases/Sales, $25k+ CEO or CFO buys, Cluster Buys, and weekly/monthly Top Purchases and Sales. Aggregate Buy–Sell charts to visualize overall insider sentiment. Detailed filing tables with trade/filing dates, transaction codes, prices, quantities, and values, with an integrated code legend. Ability to drill down by sector, industry, ticker, or individual insider profile. CSV export links on lists and insider profile pages for offline use.
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 Marketgenius and OpenInsider both support?

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

Do Marketgenius and OpenInsider require subscriptions?

Both Marketgenius and OpenInsider keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access Marketgenius and OpenInsider?

Both Marketgenius and OpenInsider 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?

Marketgenius differentiates itself with Real-time stock heatmaps tracking major indices and "superinvestor portfolios" (site shows 700+ stocks tracked and 6 portfolios)., Heatmaps support multiple metrics beyond % change (e.g., price-to-book (MRQ), profit margin gross (MRQ))., and Per-stock pages include valuation + fundamentals (e.g., market cap, P/E, PEG, revenue (TTM), EPS, cash flow, margins)., whereas OpenInsider stands out for Real-time screener of SEC Form 4 insider trading disclosures for U.S. stocks., Prebuilt screeners for quick discovery: Latest Purchases/Sales, $25k+ CEO or CFO buys, Cluster Buys, and weekly/monthly Top Purchases and Sales., and Aggregate Buy–Sell charts to visualize overall insider sentiment..

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