BEST INVESTING TOOLS COMPARISON

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Checked September 24, 2026

Tool Comparison

Capitol Trades vs Stockcircle

Paid from
—
Free plan
Yes
Platforms
Web

Best if

  • You want news, blogs, and newsletters.
Paid from
$99/yr, billed annually
Free plan
Yes
Platforms
Web

Best if

  • You want institutional ownership, insider data, and screeners.
  • You're a long-term investor who cares more about fundamentals than headlines

Pick Capitol Trades if

Capitol Trades logo

Capitol Trades

capitoltrades.com

Free · Web

  • You want news, blogs, and newsletters.

Pick Stockcircle if

Stockcircle logo

Stockcircle

stockcircle.com

Free • From $99/yr, billed annually · Web

  • You want institutional ownership, insider data, and screeners.
  • You're a long-term investor who cares more about fundamentals than headlines

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

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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

Stockcircle simply does more: 11 categories to Capitol Trades's 4, including institutional ownership, insider data, and screeners. Capitol Trades counters by being completely free. On paper they're closely matched, so let pricing, platform fit, and the details below break the tie.

What readers say

Capitol Trades

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Stockcircle

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Key differences at a glance

Asset coverage
Capitol TradesAdds mutual funds and options
Broader coverage
Stockcircle11 vs 4 categories
Free plan
Both
See the full side-by-side table
Capitol Trades logo

What Capitol Trades does best

  1. Track U.S.
  2. Filters for political trades by chamber, party, committee, state, asset type, transaction type, trade size, sector, and issuer country.
  3. Direct access to trade detail pages with traded date, published date, filed date, reporting gap, owner type, asset type, and disclosed size range.
  4. Trade details for reviewing the transaction date, filing date, owner, asset type, and disclosed size range.
  5. Browsing access to issuer pages with market snapshots and lists of politician trades tied to that issuer.
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
Free • From $99/yr, billed annually
Free tier
Yes
Yes
Free trial
—
—
Platforms & access
Web app
Yes
Yes
Mobile app
No
No
API access
No
No
Coverage & data
Asset types
StocksETFsMutual FundsOptionsCryptosBondsPrivate FundsOther
StocksETFsBondsOther
Target audience
Retail TradersPro RetailAnalystsStudents/Researchers
Retail TradersPro RetailLong-term Investors

Pricing comparison

Free plan
Free
Free
Entry paid plan
—
$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 Capitol Trades and Stockcircle
Attribute
Capitol Trades logo
Capitol Trades
Stockcircle logo
Stockcircle
Pricing & plans
Starting price
FreeFree • From $99/yr, billed annually
Free tier
YesYes
Free trial
——
Plan limits
Free: history: Website data restricted to the past 3 years3 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
Beginner, IntermediateBeginner, Intermediate
Best for
Retail Traders, Pro Retail +2 moreRetail Traders, Pro Retail +1 more
Categories covered
411
Regions
North America—
Data & capabilities
Data partners
—3 partners: Financial Modeling Prep, FRED +1 more
Capabilities
Universe builderUniverse builder and AI summaries: Transcripts
Try itVisit Capitol TradesVisit Stockcircle

Standout features

The best features of Capitol Trades and Stockcircle.
Show
Capitol Trades logo

What Capitol Trades does best

  1. Track U.S.
  2. Filters for political trades by chamber, party, committee, state, asset type, transaction type, trade size, sector, and issuer country.
  3. Direct access to trade detail pages with traded date, published date, filed date, reporting gap, owner type, asset type, and disclosed size range.
  4. Trade details for reviewing the transaction date, filing date, owner, asset type, and disclosed size range.
  5. Browsing access to issuer pages with market snapshots and lists of politician trades tied to that issuer.
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 Capitol Trades and Stockcircle.
Show
Attribute
Capitol Trades logo
Capitol Trades
Stockcircle logo
Stockcircle
Coverage & fit
Asset types
StocksETFsMutual FundsOptionsCryptosBondsPrivate FundsOther
StocksETFsBondsOther
Experience
BeginnerIntermediate
BeginnerIntermediate
Target audience
Retail TradersPro RetailAnalystsStudents/Researchers
Retail TradersPro RetailLong-term Investors
Regions
North America
Not specified
Coverage details
Identifiers: Ticker
Identifiers: Ticker
Data
Data partners
Not specified
Financial Modeling PrepFREDParqet
Plans & trust
Capability signals
Universe builder
Universe builderAI summaries: Transcripts
Vendor & support
2iQ Research GmbHCountry: GermanySupport: Email and Phone
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 Capitol Trades and Stockcircle
Tier
Capitol Trades logo
Capitol Trades
Stockcircle logo
Stockcircle
Free plan
Freehistory: Website data restricted to the past 3 years
Freescreener: Complete screener results require Pro. · notifications: One monthly recap email. · +1 more
Entry paid plan—
$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 Capitol Trades and Stockcircle?

Capitol Trades leans toward US government trades, news, and blogs, while Stockcircle puts more weight on institutional ownership, insider data, and US government trades. They overlap in 1 categories, so for most people it comes down to workflow preference and price.

How much do Capitol Trades and Stockcircle cost?

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

Should I choose Capitol Trades or Stockcircle?

It depends on what you're after. Pick Capitol Trades if news and blogs matter to you; go with Stockcircle if you'd rather have institutional ownership and insider data. And if you only need the basics both share, let price decide.

What asset classes do Capitol Trades and Stockcircle cover?

Both cover stocks, ETFs, bonds, and other. Capitol Trades also handles mutual funds, options, and cryptos.

Which has a better stock screener: Capitol Trades or Stockcircle?

Stockcircle has a stock screener for surfacing ideas; Capitol Trades doesn't, and focuses its energy elsewhere.

Feedback

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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.