BEST INVESTING TOOLS COMPARISON

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Checked September 24, 2026

Tool Comparison

AUM 13F vs Stockcircle

Paid from
$29/mo, billed monthly
Free plan
Yes
Platforms
Web

Best if

  • You want improved filings, watchlist, and data visualizations.
  • You've outgrown the basics and want pro-level depth
Paid from
$16.49/mo, billed monthly
Free plan
Yes
Platforms
Web

Best if

  • You want a lower paid starting price: $16.49/mo, billed monthly instead of $29/mo, billed monthly
  • You want US government trades, screeners, and stock ideas.
  • You're newer to investing and want something approachable

Pick AUM 13F if

AUM 13F logo

AUM 13F

aum13f.comTested

Free • From $29/mo, billed monthly · Web

  • You want improved filings, watchlist, and data visualizations.
  • You've outgrown the basics and want pro-level depth

Pick Stockcircle if

Stockcircle logo

Stockcircle

stockcircle.com

Free • From $16.49/mo, billed monthly · Web

  • You want a lower paid starting price: $16.49/mo, billed monthly instead of $29/mo, billed monthly
  • You want US government trades, screeners, and stock ideas.
  • You're newer to investing and want something approachable

Skip both if: Neither one clicks with how you research; there are strong third options.

See alternatives

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Outbound links may include affiliate or sponsor codes.

Not set on either one? See the top 50 tools, ranked by user votes, or the deals page for big discounts on popular tools.

Our take

The bottom line

AUM 13F and Stockcircle cover a lot of the same ground (3 shared categories, institutional ownership, insider data, and alerts), so for the basics you won't go far wrong with either. Stockcircle simply does more: 11 categories to AUM 13F's 6, including US government trades, screeners, and stock ideas. AUM 13F counters by keeping things simpler.

What readers say

AUM 13F

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Stockcircle

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Key differences at a glance

Cheaper paid plan
Stockcircle$16.49/mo, billed monthly vs $29/mo, billed monthly
Broader coverage
Stockcircle11 vs 6 categories
Beginner friendly
Stockcircle
Free plan
Both
See the full side-by-side table
AUM 13F logo

What AUM 13F does best

  1. Research coverage for asset managers using public filing sources such as EDGAR, IAPD, and CAFR-linked records.
  2. Browsing access to large-manager AUM rankings, firm profiles, AUM history, AUM breakdowns, and manager-level holdings context.
  3. Filters for managers by fund type, tags, location, AUM size, and related public-filing attributes.
  4. Direct access to firm pages that combine AUM data, Form 13F holdings, sector views, and links to underlying filing documents.
  5. The latest EDGAR filings feed with filing-type filters for 13F, Form D, 8-K, 10-Q, 10-K, insider forms, and other disclosures.
Stockcircle logo

What Stockcircle does best

  1. Track institutional holdings from Form 13F filings and insider transactions from Forms 3 and 4.
  2. Review reported holdings, transaction history, and estimated purchase prices based on average prices during the reporting period.
  3. Receive a monthly recap on the free plan or instant transaction notifications with Pro.
  4. Filter U.S.
  5. Review executive and director transactions with the reported price and subsequent price change.

Side by side

Pricing & plans
Starting price
Free • From $29/mo, billed monthly
Free • From $16.49/mo, billed monthly
Free tier
Yes
Yes
Free trial
—
—
Platforms & access
Web app
Yes
Yes
Mobile app
No
No
API access
No
No
Coverage & data
Asset types
StocksETFsHedge FundsPrivate FundsReal EstateFunds
StocksETFsBondsOther
Target audience
Institutional InvestorsAnalysts
Retail TradersPro RetailLong-term Investors

Pricing comparison

Tier
StockcircleLower monthly price
Free plan
Free
Free
Entry paid plan
$29/moBilled monthly“Subscription”
$99/yrBilled annually≈ $8.25/mo“Pro (Annual)”
Top plan
—
$16.49/moBilled monthly“Pro (Monthly)”

See for yourself

Side by side

Price, platforms, data, and market coverage.
Show
Side-by-side comparison of AUM 13F and Stockcircle
Attribute
AUM 13F logo
AUM 13F
Stockcircle logo
Stockcircle
Pricing & plans
Starting price
Free • From $29/mo, billed monthlyFree • From $16.49/mo, billed monthly
Free tier
YesYes
Free trial
——
Plan limits
Free: daily views: Limited (not disclosed)3 limits: Free: screener: Complete screener results require Pro., Free: notifications: One monthly recap email. +1 more
Platforms & access
Web app
YesYes
Mobile app
NoNo
API access
NoNo
Audience & fit
Experience level
Intermediate, AdvancedBeginner, Intermediate
Best for
Institutional Investors and AnalystsRetail Traders, Pro Retail +1 more
Categories covered
611
Regions
——
Data & capabilities
Data partners
—3 partners: Financial Modeling Prep, FRED +1 more
Capabilities
—Universe builder and AI summaries: Transcripts
Try itVisit AUM 13FVisit Stockcircle

Standout features

The best features of AUM 13F and Stockcircle.
Show
AUM 13F logo

What AUM 13F does best

  1. Research coverage for asset managers using public filing sources such as EDGAR, IAPD, and CAFR-linked records.
  2. Browsing access to large-manager AUM rankings, firm profiles, AUM history, AUM breakdowns, and manager-level holdings context.
  3. Filters for managers by fund type, tags, location, AUM size, and related public-filing attributes.
  4. Direct access to firm pages that combine AUM data, Form 13F holdings, sector views, and links to underlying filing documents.
  5. The latest EDGAR filings feed with filing-type filters for 13F, Form D, 8-K, 10-Q, 10-K, insider forms, and other disclosures.
Stockcircle logo

What Stockcircle does best

  1. Track institutional holdings from Form 13F filings and insider transactions from Forms 3 and 4.
  2. Review reported holdings, transaction history, and estimated purchase prices based on average prices during the reporting period.
  3. Receive a monthly recap on the free plan or instant transaction notifications with Pro.
  4. Filter U.S.
  5. Review executive and director transactions with the reported price and subsequent price change.

All details

Every attribute we track for AUM 13F and Stockcircle.
Show
Attribute
AUM 13F logo
AUM 13F
Stockcircle logo
Stockcircle
Coverage & fit
Asset types
StocksETFsHedge FundsPrivate FundsReal EstateFunds
StocksETFsBondsOther
Experience
IntermediateAdvanced
BeginnerIntermediate
Target audience
Institutional InvestorsAnalysts
Retail TradersPro RetailLong-term Investors
Coverage details
Identifiers: CIK, CUSIP, and Ticker
Identifiers: Ticker
Data
Data partners
Not specified
Financial Modeling PrepFREDParqet
Plans & trust
Capability signals
Not specified
Universe builderAI summaries: Transcripts
Vendor & support
Chen Software LLCSupport: Email
BIT Enterprises UG (haftungsbeschrankt)Country: GermanySupport: Email

Green tags are exclusive to that tool in this comparison.

Pricing

Plans, billing, free trials, and monthly prices.
Show
Plan-by-plan pricing comparison of AUM 13F and Stockcircle
Tier
AUM 13F logo
AUM 13F
Stockcircle logo
StockcircleLower monthly price
Free plan
Freedaily views: Limited (not disclosed)
Freescreener: Complete screener results require Pro. · notifications: One monthly recap email. · +1 more
Entry paid plan
$29/moBilled monthly“Subscription”
$99/yrBilled annually≈ $8.25/mo“Pro (Annual)”
Top plan—
$16.49/moBilled monthly“Pro (Monthly)”

Questions we keep getting

What's the difference between AUM 13F and Stockcircle?

AUM 13F leans toward institutional ownership, insider data, and improved filings, while Stockcircle puts more weight on institutional ownership, insider data, and US government trades. They overlap in 3 categories, so for most people it comes down to workflow preference and price.

How much do AUM 13F and Stockcircle cost?

Good news: both AUM 13F and Stockcircle have free plans, so you can run them side by side and only pay if you hit a wall.

Which is better for beginners: AUM 13F or Stockcircle?

Stockcircle is the friendlier place to start; its interface takes less getting used to. AUM 13F assumes more experience, and rewards it with deeper analytics.

Should I choose AUM 13F or Stockcircle?

It depends on what you're after. Pick AUM 13F if improved filings and watchlist matter to you; go with Stockcircle if you'd rather have US government trades and screeners. And if you only need the basics both share, let price decide.

What asset classes do AUM 13F and Stockcircle cover?

Both cover stocks and ETFs. AUM 13F also handles hedge funds, private funds, and real estate. Stockcircle adds bonds and other on top.

Which has a better stock screener: AUM 13F or Stockcircle?

Stockcircle has a stock screener for surfacing ideas; AUM 13F doesn't, and focuses its energy elsewhere.

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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.