VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

Sunday, May 31, 2026

Tool Comparison · Sunday, May 31, 2026

Insider Screener vs Stockcircle

Insider Screener vs Stockcircle: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.

Quick verdict
Insider Screener logo

Insider Screener

insiderscreener.com

Best for watchlist, and scores

Pricing
Free
Platforms
Web, API
VS
Stockcircle logo

Stockcircle

stockcircle.com

Best for investor holdings, and 13f

Pricing
Free • From $99/yr
Platforms
Web

Outbound links may include affiliate or sponsor codes.

Comparison snapshot

Attribute
Insider Screener
Stockcircle
Starting price
Free
Free • From $99/yr
Categories covered
6
13
Web app
Yes
Yes
Mobile app
No
No
API access
Yes
No
Regions
North America, Europe, APAC

Who should choose which?

Choose

Insider Screener if…

  • You build with APIs or automate workflows
  • You want pro-level depth and configurability
  • You need real-time data, not delayed quotes
  • You need insider-trading coverage across multiple regions, including the us, canada, and major european and asia-pacific markets, with data standardized across jurisdictions.

Choose

Stockcircle if…

  • You’re a long-term or value-focused investor
  • You need tracks "investment guru" holdings and transactions using sec-reported data (form 13f + insider forms 3/4) and provides holdings lists + transaction history.
  • You need shows estimated purchase prices for guru transactions (based on average stock price in the reporting period).
  • You need email notifications: the join page advertises email notifications for new reported transactions; pro marketing positions "instant notifications" and says non-pro users receive a monthly recap email.

Consider alternatives if…

  • You want broader category coverage in one tool.
  • Neither pricing tier fits your budget.
See alternatives

Side-by-side feature breakdown

AttributeInsider ScreenerStockcircle
Asset types
Stocks
StocksETFsBondsOther
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediate
Regions
North AmericaEuropeAPAC
Not specified
Data freshness
Real-time
Not specified
API access
REST
Not specified
Export formats
CSVExcel
Not specified

Seen enough? Open either tool and try it now.

Pricing breakdown

Pricing details

Tool

Insider Screener

Starting price

Free tierYes
Free trial

Plans & pricing

Free (browse/limited)Free
PlusSubscription
ProSubscription
PremiumSubscription
API Starter (€25/mo)Subscription
API Pro (€85/mo)Subscription
API Research (€299/mo quarterly / €339 monthly)Subscription
API Research Trial Pass (€85 for 14 days)One-time

Tool

Stockcircle

$8.25/mo

Starting price

Free tierYes
Free trial

Plans & pricing

FreeFree
Pro (Monthly)$16.49/mo
Pro (Annual)$99/yr

Coverage overlap

Shared categories3

Categories where both tools offer overlapping coverage.

Insider Screener strengths3

Categories covered by Insider Screener only.

Community category leaders

Vote sentiment comparison

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Still deciding? Get hands-on with both — most plans offer a free tier or trial.

Frequently Asked Questions

What's the difference between Insider Screener and Stockcircle?

Insider Screener focuses on Screeners, Watchlist, and Alerts while Stockcircle specializes in Investor Holdings, 13F, and Insider Data. They overlap in 3 categories, so choose based on your preferred workflow and pricing.

How much do Insider Screener and Stockcircle cost?

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

Which is better for beginners—Insider Screener or Stockcircle?

Both platforms target experienced investors. If you're just starting out, expect a learning curve with either option.

Does Insider Screener or Stockcircle have an API?

Insider Screener provides API access for programmatic data retrieval and custom integrations. Stockcircle doesn't currently offer an API, so you'll need to use their web interface.

Should I choose Insider Screener or Stockcircle?

Choose Insider Screener if you need Insider-trading coverage across multiple regions, including the US, Canada, and major European and Asia-Pacific markets, with data standardized across jurisdictions., and Updates appear within minutes of regulatory filings, collected directly from regulators and exchanges.. Go with Stockcircle if Tracks "investment guru" holdings and transactions using SEC-reported data (Form 13F + insider Forms 3/4) and provides holdings lists + transaction history., and Shows estimated purchase prices for guru transactions (based on average stock price in the reporting period). better fits how you invest.

What asset classes do Insider Screener and Stockcircle cover?

Both cover Stocks. Stockcircle adds coverage for ETFs, Bonds, and Other.

Does Insider Screener or Stockcircle have real-time data?

Insider Screener offers real-time data feeds, which is essential for active traders. Stockcircle 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 Insider Screener and Stockcircle?

Insider Screener supports data exports to CSV, and Excel. Stockcircle has more limited export options.

Which has a better stock screener—Insider Screener or Stockcircle?

Both Insider Screener and Stockcircle include stock screeners. Try each to see which filtering options and interface you prefer.

Top 50 Investing ToolsGlobal ranking of the best investing tools, ranked by community votes.

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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.