VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Sunday, May 31, 2026
Tool Comparison · Sunday, May 31, 2026
AUM 13F vs Insider Screener
AUM 13F vs Insider Screener: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.
AUM 13F
aum13f.com
Best for 13f, and 13d/13g
- Pricing
- Free • From $29/mo
- Platforms
- Web
Insider Screener
insiderscreener.com
Best for screeners, and scores
- Pricing
- Free
- Platforms
- Web, API
Outbound links may include affiliate or sponsor codes.
Comparison snapshot
Who should choose which?
Choose
AUM 13F if…
- You need analyze asset managers using public filings and drill into edgar, iapd, and cafr source data.
- You need homepage remains active with current large-manager aum rankings; examples observed in may 2026 include vanguard group ($10,246.6b), fidelity management & research ($4,730.7b), blackrock fund advisors ($3,535.4b), capital research and management ($3,315.4b), and pimco ($2,990.2b).
- You need filter/browse by fund type (private equity, hedge fund, real estate) plus tags, location, and aum size.
- You need firm pages aggregate aum history, aum breakdowns, and form 13f holdings (with sector views) and link to edgar filings (e.g., 13f-hr, sc 13g, forms d/3/4).
Choose
Insider Screener if…
- You build with APIs or automate workflows
- You’re just getting started and want an approachable UI
- 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.
Consider alternatives if…
- You want broader category coverage in one tool.
- Neither pricing tier fits your budget.
Side-by-side feature breakdown
| Attribute | AUM 13F | Insider Screener |
|---|---|---|
Asset types | StocksETFsHedge FundsPrivate FundsReal EstateFunds | Stocks |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | Not specified | North AmericaEuropeAPAC |
Data freshness | Not specified | Real-time |
API access | Not specified | REST |
Export formats | Not specified | CSVExcel |
Seen enough? Open either tool and try it now.
Pricing breakdown
Tool
AUM 13F
$29/mo
Starting price
Plans & pricing
Tool
Insider Screener
—
Starting price
Plans & pricing
Coverage overlap
Categories where both tools offer overlapping coverage.
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 AUM 13F and Insider Screener?
AUM 13F focuses on 13F, 13D/13G, and Insider Data while Insider Screener specializes in Screeners, Watchlist, and Alerts. They overlap in 3 categories, so choose based on your preferred workflow and pricing.
How much do AUM 13F and Insider Screener cost?
Good news—both AUM 13F and Insider Screener offer free plans. You can try each platform without commitment and only pay when you need premium features.
Which is better for beginners—AUM 13F or Insider Screener?
Insider Screener is more beginner-friendly with an approachable interface. Both can work for intermediate users.
Does AUM 13F or Insider Screener have an API?
Insider Screener provides API access for programmatic data retrieval and custom integrations. AUM 13F doesn't currently offer an API, so you'll need to use their web interface.
Should I choose AUM 13F or Insider Screener?
Choose AUM 13F if you need Analyze asset managers using public filings and drill into EDGAR, IAPD, and CAFR source data., and Homepage remains active with current large-manager AUM rankings; examples observed in May 2026 include Vanguard Group ($10,246.6B), Fidelity Management & Research ($4,730.7B), BlackRock Fund Advisors ($3,535.4B), Capital Research and Management ($3,315.4B), and PIMCO ($2,990.2B).. Go with Insider Screener if 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. better fits how you invest.
What asset classes do AUM 13F and Insider Screener cover?
Both cover Stocks. AUM 13F also includes ETFs, Hedge Funds, Private Funds, Real Estate, and Funds.
Does AUM 13F or Insider Screener have real-time data?
Insider Screener offers real-time data feeds, which is essential for active traders. AUM 13F 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 AUM 13F and Insider Screener?
Insider Screener supports data exports to CSV, and Excel. AUM 13F has more limited export options.
Which has a better stock screener—AUM 13F or Insider Screener?
Insider Screener includes a stock screener for finding investment ideas. AUM 13F focuses on other analytical tools.
Other tools you might like
These profiles share overlapping coverage with both sides of this matchup.
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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.