DATAROMA adds Stock Ideas, Investor Holdings, and 13F coverage that Insider Monitor skips.
VOL. XCIV, NO. 247
★ FINANCIAL TOOLS & SERVICES DIRECTORY ★
PRICE: 5 CENTS
Tuesday, October 28, 2025
Tool Comparison
DATAROMA vs Insider Monitor comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
Quick takeaways
Insider Monitor includes Regulatory Filings Monitoring categories that DATAROMA omits.
In depth comparison
DATAROMA
dataroma.com
Hands-on review
Free resource that tracks Superinvestor 13F filings and insider Form 4 activity. Features include manager portfolios, aggregated holdings, insider trade feeds, and stock idea rankings. Quotes are sourced via Intrinio, with charts and fundamentals powered by TradingView. The site requires no login or account to use.
Platforms
Web
Pricing
Free
Quick highlights
- Tracks portfolios of well-known 'Superinvestors' through SEC 13F filings, with detailed views of holdings, buys/sells, and quarter-to-quarter activity.
- Stock pages display Superinvestor ownership counts, a defined 'Hold Price' (quarter-end close), insider transaction totals over the past six months, plus TradingView charts and fundamentals.
- Real-time insider transaction feed based on SEC Form 4 filings, with filterable listings.
- ‘RealTime’ activity feed highlighting notable Superinvestor trades as they are reported.
- S&P 500 'Value Ranking' grid for idea generation and stock discovery.
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Insider Monitor
insider-monitor.com
Free, U.S.-focused insider‑trading tracker centered on SEC Forms 3/4/5. Provides near‑real‑time (‘minutes or seconds’ after filing) feeds of insider purchases/sales, weekly/monthly Top‑10 lists, and “officer cluster buys” over the past two weeks. Includes company and trader pages with CIK cross‑references and direct links to the SEC for each transaction. No login, alerts, or API are advertised; this is a lightweight, public reference site.
Platforms
Web
Pricing
Free
Quick highlights
- Real‑time insider tape: lists purchases (or buys & sales) with filing time stamps and SEC links; updated live throughout the day.
- Officer Cluster Buys: highlights tickers bought by multiple corporate officers in the last two weeks.
- Top‑10 lists: weekly and monthly leaderboards of the largest insider purchases.
- Industry lens: aggregates Form 4 filing counts by high‑level industry divisions since 2020.
- Company & trader dossiers: symbol/issuer pages and insider pages with year/month summaries and per‑trade details, including CIK references and SEC source links.
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Where they differ
DATAROMA
Distinct strengths include:
- Tracks portfolios of well-known 'Superinvestors' through SEC 13F filings, with detailed views of holdings, buys/sells, and quarter-to-quarter activity.
- Stock pages display Superinvestor ownership counts, a defined 'Hold Price' (quarter-end close), insider transaction totals over the past six months, plus TradingView charts and fundamentals.
- Real-time insider transaction feed based on SEC Form 4 filings, with filterable listings.
- ‘RealTime’ activity feed highlighting notable Superinvestor trades as they are reported.
Insider Monitor
Distinct strengths include:
- Real‑time insider tape: lists purchases (or buys & sales) with filing time stamps and SEC links; updated live throughout the day.
- Officer Cluster Buys: highlights tickers bought by multiple corporate officers in the last two weeks.
- Top‑10 lists: weekly and monthly leaderboards of the largest insider purchases.
- Industry lens: aggregates Form 4 filing counts by high‑level industry divisions since 2020.
Feature-by-feature breakdown
| Attribute | DATAROMA | Insider Monitor |
|---|---|---|
Categories Which research workflows each platform targets | Shared: Insider Data Unique: Stock Ideas, Investor Holdings, 13F | Shared: Insider Data Unique: Regulatory Filings Monitoring |
Asset types Supported asset classes and universes | Stocks, ETFs | Stocks, Closed-End Funds |
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 | Free |
Key features Core capabilities called out by each vendor | Unique
| Unique
|
Tested Verified by hands-on testing inside Find My Moat | Yes | Not yet |
Editor pick Featured inside curated shortlists | Standard listing | Standard listing |
Frequently Asked Questions
Which workflows do DATAROMA and Insider Monitor both support?
Both platforms cover Insider Data workflows, so you can research those use cases in either tool before digging into the feature differences below.
Do DATAROMA and Insider Monitor require subscriptions?
Both DATAROMA and Insider Monitor keep freemium access with optional paid upgrades, so you can trial each platform before committing.
How can you access DATAROMA and Insider Monitor?
Both DATAROMA and Insider Monitor 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?
DATAROMA differentiates itself with Tracks portfolios of well-known 'Superinvestors' through SEC 13F filings, with detailed views of holdings, buys/sells, and quarter-to-quarter activity., Stock pages display Superinvestor ownership counts, a defined 'Hold Price' (quarter-end close), insider transaction totals over the past six months, plus TradingView charts and fundamentals., and Real-time insider transaction feed based on SEC Form 4 filings, with filterable listings., whereas Insider Monitor stands out for Real‑time insider tape: lists purchases (or buys & sales) with filing time stamps and SEC links; updated live throughout the day., Officer Cluster Buys: highlights tickers bought by multiple corporate officers in the last two weeks., and Top‑10 lists: weekly and monthly leaderboards of the largest insider purchases..
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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.