VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Sunday, May 31, 2026
Tool Comparison · Sunday, May 31, 2026
AUM 13F vs Stockcircle
AUM 13F vs Stockcircle: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.
AUM 13F
aum13f.com
Best for 13d/13g, and improved filings
- Pricing
- Free • From $29/mo
- Platforms
- Web
Stockcircle
stockcircle.com
Best for investor holdings, and us government trades
- Pricing
- Free • From $99/yr
- Platforms
- Web
Outbound links may include affiliate or sponsor codes.
Comparison snapshot
Who should choose which?
Choose
AUM 13F if…
- You want pro-level depth and configurability
- 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.
Choose
Stockcircle if…
- You’re just getting started and want an approachable UI
- 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).
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 | Stockcircle |
|---|---|---|
Asset types | StocksETFsHedge FundsPrivate FundsReal EstateFunds | StocksETFsBondsOther |
Experience | IntermediateAdvanced | BeginnerIntermediate |
Regions | Not specified | Not specified |
Data freshness | Not specified | Not specified |
API access | Not specified | Not specified |
Export formats | Not specified | Not specified |
Seen enough? Open either tool and try it now.
Pricing breakdown
Tool
AUM 13F
$29/mo
Starting price
Plans & pricing
Tool
Stockcircle
$8.25/mo
Starting price
Plans & pricing
Coverage overlap
Categories covered by AUM 13F only.
Categories covered by Stockcircle only.
Community category leaders
Vote sentiment comparison
Loading sentiment chart...
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 Stockcircle?
AUM 13F focuses on 13F, 13D/13G, and Insider Data 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 AUM 13F and Stockcircle cost?
Good news—both AUM 13F 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—AUM 13F or Stockcircle?
Stockcircle is more beginner-friendly with an approachable interface. AUM 13F is geared toward experienced investors who need advanced analytical tools.
Should I choose AUM 13F or Stockcircle?
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 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 AUM 13F and Stockcircle cover?
Both cover Stocks, and ETFs. AUM 13F also includes Hedge Funds, Private Funds, Real Estate, and Funds. Stockcircle adds coverage for Bonds, and Other.
Which has a better stock screener—AUM 13F or Stockcircle?
Stockcircle 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.