BEST INVESTING TOOLS COMPARISON

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Checked September 24, 2026

Tool Comparison

Marketgenius vs SecForm4.Com

Marketgenius

Our pick for most investors
Review & pricing
Paid from
—
Free plan
Yes
Platforms
Web

Best if

  • You want financials, valuation models, and scores.
Paid from
—
Free plan
Yes
Platforms
Web

Best if

  • You want watchlist and money flow.
  • You've outgrown the basics and want pro-level depth
Our pick for most investors

Start here

Marketgenius logo

Marketgenius

marketgenius.app

Free · Web

  • You want financials, valuation models, and scores.

Pick SecForm4.Com instead if

SecForm4.Com logo

SecForm4.Com

secform4.com

Free · Web

  • You want watchlist and money flow.
  • You've outgrown the basics and want pro-level depth

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

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Our take

The bottom line

Marketgenius and SecForm4.Com cover a lot of the same ground (5 shared categories, including data visualizations, screeners, and institutional ownership), so for the basics you won't go far wrong with either. Marketgenius simply does more: 10 categories to SecForm4.Com's 7, including financials, valuation models, and scores. SecForm4.Com counters by being completely free.

What readers say

Marketgenius

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SecForm4.Com

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Key differences at a glance

Global coverage
Marketgenius
Broader coverage
Marketgenius10 vs 7 categories
Asset coverage
SecForm4.ComAdds options and bonds
Free plan
Both
See the full side-by-side table
Marketgenius logo

What Marketgenius does best

  1. Forty index heatmaps across 18 countries, including the S&P 500, Nasdaq 100, Dow 30, FTSE 100, DAX, and IBEX 35.
  2. Twenty-seven superinvestor portfolio pages show reported holdings and quarterly changes from 13F filings.
  3. Tile size and color identify outliers across performance, valuation, profitability, and risk metrics.
  4. Switch heatmap metrics beyond percent change, including examples such as price-to-book and gross profit margin.
  5. Stock pages for prices, charts, market cap, P/E, PEG, revenue, earnings, cash flow, margins, and more than 40 metrics.
SecForm4.Com logo

What SecForm4.Com does best

  1. Tracking real-time Form 4 insider transactions with Insider Watch and company-level ownership views.
  2. Monitor SEC Forms 3, 4, 5, 13D/G, and 13F for U.S. insider, activist, and institutional ownership research.
  3. Insider and ownership views to filter recent transactions, company activity, and disclosure history before validating the original SEC filing.
  4. The Insider Trading Screener to filter by role, sector, or time window where the public site exposes those views.
  5. Buy/sell ratio charts to compare filing counts and dollar flows over time where available.

Side by side

Pricing & plans
Starting price
Free
Free
Free tier
Yes
Yes
Free trial
—
—
Platforms & access
Web app
Yes
Yes
Mobile app
No
No
API access
No
No
Broker sync
—
No
Coverage & data
Asset types
Stocks
StocksOptionsBonds
Target audience
Retail TradersPro Retail
Not specified
Data freshness
Real-time
Real-time

Pricing comparison

See for yourself

Side by side

Price, platforms, data, and market coverage.
Show
Side-by-side comparison of Marketgenius and SecForm4.Com
Attribute
Marketgenius logo
Marketgenius
SecForm4.Com logo
SecForm4.Com
Pricing & plans
Starting price
FreeFree
Free tier
YesYes
Free trial
——
Platforms & access
Web app
YesYes
Mobile app
NoNo
API access
NoNo
Broker sync
—No
Audience & fit
Experience level
Beginner, IntermediateBeginner, Intermediate, Advanced
Best for
Retail Traders and Pro Retail—
Categories covered
107
Regions
North America, Europe, LatAmNorth America
Data & capabilities
Data quality
Latency: Real-timeLatency: Real-time and Timezone: America/New_York
Try itVisit MarketgeniusVisit SecForm4.Com

Standout features

The best features of Marketgenius and SecForm4.Com.
Show
Marketgenius logo

What Marketgenius does best

  1. Forty index heatmaps across 18 countries, including the S&P 500, Nasdaq 100, Dow 30, FTSE 100, DAX, and IBEX 35.
  2. Twenty-seven superinvestor portfolio pages show reported holdings and quarterly changes from 13F filings.
  3. Tile size and color identify outliers across performance, valuation, profitability, and risk metrics.
  4. Switch heatmap metrics beyond percent change, including examples such as price-to-book and gross profit margin.
  5. Stock pages for prices, charts, market cap, P/E, PEG, revenue, earnings, cash flow, margins, and more than 40 metrics.
SecForm4.Com logo

What SecForm4.Com does best

  1. Tracking real-time Form 4 insider transactions with Insider Watch and company-level ownership views.
  2. Monitor SEC Forms 3, 4, 5, 13D/G, and 13F for U.S. insider, activist, and institutional ownership research.
  3. Insider and ownership views to filter recent transactions, company activity, and disclosure history before validating the original SEC filing.
  4. The Insider Trading Screener to filter by role, sector, or time window where the public site exposes those views.
  5. Buy/sell ratio charts to compare filing counts and dollar flows over time where available.

All details

Every attribute we track for Marketgenius and SecForm4.Com.
Show
Attribute
Marketgenius logo
Marketgenius
SecForm4.Com logo
SecForm4.Com
Coverage & fit
Asset types
Stocks
StocksOptionsBonds
Experience
BeginnerIntermediate
BeginnerIntermediateAdvanced
Target audience
Retail TradersPro Retail
Not specified
Regions
North AmericaEuropeLatAm
North America
Coverage details
18 countriesIdentifiers: Ticker, CIK, CUSIP, ISIN, LEI, and SEDOL
Countries: USIdentifiers: Ticker
Data
Data freshness
Real-time
Real-time
Plans & trust
Vendor & support
Support: Email
SecForm4.Com, Inc.Country: United StatesSupport: Email
Curation ratings
Not specified
Methodology 3/5Reliability 4/5UX 3/5

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 Marketgenius and SecForm4.Com
Tier
Marketgenius logo
Marketgenius
SecForm4.Com logo
SecForm4.Com
Free plan
Free
Free“Free access”

Questions we keep getting

What's the difference between Marketgenius and SecForm4.Com?

Marketgenius leans toward data visualizations, screeners, and institutional ownership, while SecForm4.Com puts more weight on insider data, institutional ownership, and watchlist. They overlap in 5 categories, so for most people it comes down to workflow preference and price.

How much do Marketgenius and SecForm4.Com cost?

Good news: both Marketgenius and SecForm4.Com have free plans, so you can run them side by side and only pay if you hit a wall.

Which is better for beginners: Marketgenius or SecForm4.Com?

Honestly, neither is aimed at beginners. Expect a learning curve either way; that's the trade-off for the depth they offer.

Should I choose Marketgenius or SecForm4.Com?

It depends on what you're after. Pick Marketgenius if financials and valuation models matter to you; go with SecForm4.Com if you'd rather have watchlist and money flow. And if you only need the basics both share, let price decide.

What asset classes do Marketgenius and SecForm4.Com cover?

Both cover stocks. SecForm4.Com adds options and bonds on top.

Do Marketgenius and SecForm4.Com offer real-time data?

Yes, both serve real-time market data, so either works when timing matters.

Which covers international markets: Marketgenius or SecForm4.Com?

Marketgenius has documented international coverage (North America, Europe, and LatAm), so it's the safer bet if you hold non-US stocks. SecForm4.Com is more region-specific, mainly North America.

Which has a better stock screener: Marketgenius or SecForm4.Com?

Both Marketgenius and SecForm4.Com include stock screeners, and they differ more in interface than raw power; try both and see which one clicks for you.

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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.