VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Sunday, May 31, 2026
Tool Comparison · Sunday, May 31, 2026
AUM 13F vs CEO Watcher
AUM 13F vs CEO Watcher: 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
CEO Watcher
ceowatcher.com
Best for news, and newsletters
- Pricing
- Free • Paid plans available
- Platforms
- Web
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
CEO Watcher if…
- You need real-time data, not delayed quotes
- You need calculates each insider’s historical forward returns after their trades to rank signal quality.
- You need daily pre‑market email with top insider buys/sells (proprietary ranking), largest buys/sells, and companies with most insider activity.
- You need running feed of high‑signal insider trades; real‑time notifications for new filings via discord for paying users.
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 | CEO Watcher |
|---|---|---|
Asset types | StocksETFsHedge FundsPrivate FundsReal EstateFunds | Stocks |
Experience | IntermediateAdvanced | IntermediateAdvanced |
Regions | Not specified | North America |
Data freshness | Not specified | Real-timeEnd of Day |
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
CEO Watcher
$40/mo
Starting price
Plans & pricing
Coverage overlap
Categories covered by AUM 13F only.
Categories covered by CEO Watcher 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 AUM 13F and CEO Watcher?
AUM 13F focuses on 13F, 13D/13G, and Insider Data while CEO Watcher specializes in Insider Data, Alerts, and News. They overlap in 2 categories, so choose based on your preferred workflow and pricing.
How much do AUM 13F and CEO Watcher cost?
Good news—both AUM 13F and CEO Watcher offer free plans. You can try each platform without commitment and only pay when you need premium features.
Should I choose AUM 13F or CEO Watcher?
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 CEO Watcher if Calculates each insider’s historical forward returns after their trades to rank signal quality., and Daily pre‑market email with top insider buys/sells (proprietary ranking), largest buys/sells, and companies with most insider activity. better fits how you invest.
What asset classes do AUM 13F and CEO Watcher cover?
Both cover Stocks. AUM 13F also includes ETFs, Hedge Funds, Private Funds, Real Estate, and Funds.
Does AUM 13F or CEO Watcher have real-time data?
CEO Watcher 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.
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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.