VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

NO ADVICE

Saturday, February 14, 2026

Tool Comparison

DATAROMA vs OpenInsider comparison

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

DATAROMA logo

DATAROMA

dataroma.com

PricingFree
PlatformsWeb
Hands-on review
OpenInsider logo

OpenInsider

openinsider.com

PricingFree
PlatformsWeb
Editor's pickHands-on review
Top 50 Investing ToolsThe global ranking of the best investing tools, ranked by community votes.

At a glance

Platforms
DATAROMAWeb
OpenInsiderWeb
Categories
DATAROMA5
OpenInsider3

Vote sentiment comparison

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Platform details

AttributeDATAROMAOpenInsider
Asset types
StocksETFs
StocksClosed-End Funds
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North America
North America
Data freshness
Not specified
Real-time
API access
Not specifiedNot specified
Export formats
Not specified
CSV

Coverage overlap

Shared categories1

Categories where both tools offer overlapping coverage.

DATAROMA strengths4

Categories covered by DATAROMA only.

OpenInsider strengths2

Categories covered by OpenInsider only.

Frequently Asked Questions

What's the difference between DATAROMA and OpenInsider?

DATAROMA focuses on Stock Ideas, Investor Holdings, and 13F while OpenInsider specializes in Insider Data, Screeners, and Data Visualizations. They overlap in 1 categories, so choose based on your preferred workflow and pricing.

How much do DATAROMA and OpenInsider cost?

Good news—both DATAROMA and OpenInsider offer free plans. You can try each platform without commitment and only pay when you need premium features.

Should I choose DATAROMA or OpenInsider?

Choose DATAROMA if you need Homepage states it is “currently tracking portfolios” of superinvestors (count shown on-page and may change over time) and highlights recent activity / insider buys of superinvestor holdings., and Superinvestor holdings pages list positions with % of portfolio, activity (e.g., Add/Reduce), shares, reported price, current price, and 52‑week low/high.. Go with OpenInsider if Real-time SEC Form 4 insider trading screener for insider buying and selling., and Pre-built report pages such as “Latest Insider Purchases”. better fits how you invest.

What asset classes do DATAROMA and OpenInsider cover?

Both cover Stocks. DATAROMA also includes ETFs. OpenInsider adds coverage for Closed-End Funds.

Does DATAROMA or OpenInsider have real-time data?

OpenInsider offers real-time data feeds, which is essential for active traders. DATAROMA uses delayed or end-of-day data, which works fine for longer-term investors who don't need up-to-the-second quotes.

Can I export data from DATAROMA and OpenInsider?

OpenInsider supports data exports to CSV. DATAROMA has more limited export options.

Which has a better stock screener—DATAROMA or OpenInsider?

OpenInsider includes a stock screener for finding investment ideas. DATAROMA focuses on other analytical tools.

Keep Exploring

Curation & Accuracy

This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).

Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.