VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Tuesday, May 26, 2026
Tool Comparison · Tuesday, May 26, 2026
AUM 13F vs SecForm4.Com
AUM 13F vs SecForm4.Com: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.
AUM 13F
aum13f.com
Best for improved filings
- Pricing
- Free • From $29/mo
- Platforms
- Web
SecForm4.Com
secform4.com
Best for institutional data, and investor holdings
- 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
SecForm4.Com if…
- You’re just getting started and want an approachable UI
- You need real-time data, not delayed quotes
- You need real-time insider trading tracker with watchlists (“insider watch”) and email alerts. advanced users can track up to 100; pro removes the cap.
- You need insider trading screener to filter by role, sector, or time window. available only on pro; free/non-subscribers see data delayed by six months.
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 | SecForm4.Com |
|---|---|---|
Asset types | StocksETFsHedge FundsPrivate FundsReal EstateFunds | StocksOptionsBonds |
Experience | IntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | Not specified | North America |
Data freshness | Not specified | Real-time |
API access | Not specified | Not specified |
Export formats | Not specified | CSV |
Seen enough? Open either tool and try it now.
Pricing breakdown
Tool
AUM 13F
$29/mo
Starting price
Plans & pricing
Tool
SecForm4.Com
$44.95/mo
Starting price
Plans & pricing
Coverage overlap
Categories where both tools offer overlapping coverage.
Categories covered by SecForm4.Com 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 SecForm4.Com?
AUM 13F focuses on 13F, 13D/13G, and Insider Data while SecForm4.Com specializes in Insider Data, 13D/13G, and 13F. They overlap in 6 categories, so choose based on your preferred workflow and pricing.
How much do AUM 13F and SecForm4.Com cost?
Good news—both AUM 13F and SecForm4.Com 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 SecForm4.Com?
SecForm4.Com is more beginner-friendly with an approachable interface. Both can work for intermediate users.
Should I choose AUM 13F or SecForm4.Com?
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 SecForm4.Com if Real-time insider trading tracker with watchlists (“Insider Watch”) and email alerts. Advanced users can track up to 100; Pro removes the cap., and Insider Trading Screener to filter by role, sector, or time window. Available only on Pro; free/non-subscribers see data delayed by six months. better fits how you invest.
What asset classes do AUM 13F and SecForm4.Com cover?
Both cover Stocks. AUM 13F also includes ETFs, Hedge Funds, Private Funds, Real Estate, and Funds. SecForm4.Com adds coverage for Options, and Bonds.
Does AUM 13F or SecForm4.Com have real-time data?
SecForm4.Com 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 SecForm4.Com?
SecForm4.Com supports data exports to CSV. AUM 13F has more limited export options.
Which has a better stock screener—AUM 13F or SecForm4.Com?
SecForm4.Com 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.