Best for: Retail traders who want a mobile-readable insider feed and an emailed daily brief instead of scanning OpenInsider every morning.
Strengths
- Plain-English BUY, CLUSTER BUY, and SELL labels instead of raw SEC transaction codes
- Mobile-first feed with row drawers, no horizontal scrolling required
- Free weekly recap and a paid Daily Brief covering the filings that matter
- Cluster buy, big buy, and officer-purchase views surfaced as primary navigation
Trade-offs
- Newer product, smaller historical archive than OpenInsider
- No advanced query builder in Phase 1
Visit Blue Collar Picks →
#2
OpenInsider
Free, ad-supported.
Best for: Power users comfortable with raw SEC tables and ad-heavy pages who want broad query flexibility for free.
Strengths
- Long-running, well-known reference for Form 4 data
- Wide range of pre-built screens by transaction code
- Completely free
Trade-offs
- Dated desktop-only UI with heavy ad clutter
- Raw SEC transaction codes shown without plain-English translation
- No native email delivery, alerts, or mobile-friendly views
- No cluster-buy or conviction scoring beyond raw filtering
Visit OpenInsider →
Best for: Active traders who already use Finviz for screening and want insider data alongside charts.
Strengths
- Tightly integrated with Finviz screener and charts
- Clean tabular layout with sortable columns
- Familiar to existing Finviz users
Trade-offs
- Insider data is a secondary surface inside a broader product, not the focus
- No cluster detection or insider-specific scoring
- Premium pricing covers the whole platform, not insider-only access
Visit Finviz Insider →
Best for: Long-term investors who want insider data layered on top of fundamental research dashboards.
Strengths
- Insider activity tied to fundamentals, valuation, and ownership data
- Long historical coverage and screening tools
- Useful for value-oriented research workflows
Trade-offs
- Steep premium pricing for individual retail users
- Interface designed for analysts, not casual scanners
- No daily email brief framed for insider activity specifically
Visit GuruFocus Insider →
Best for: Researchers who want curated commentary on notable insider transactions and arbitrage situations.
Strengths
- Editorial commentary on selected insider trades
- Covers spinoffs, special situations, and merger arbitrage alongside insider buys
- Long-running publication with archived analysis
Trade-offs
- Not a live feed, more publication than tool
- Limited coverage of the full Form 4 firehose
- Mobile experience is a standard blog, not a data product
Visit InsiderArbitrage →
#6
SecForm4
Free, ad-supported.
Best for: Researchers who need ticker-level Form 4 history pages indexed by SEC reporting person.
Strengths
- Free historical Form 4 records by company and insider
- Direct links to filings
- Useful for verifying individual filer history
Trade-offs
- No live feed, ranking, or signal interpretation
- Search-first interface, not a daily scanning tool
- No alerts or email delivery
Visit SecForm4 →
Best for: Data-curious investors who want insider activity bundled with congressional, lobbying, and alt-data feeds.
Strengths
- Insider data shown next to alt-data signals like congressional trading
- Modern web UI with charts and downloads
- Affordable premium tier
Trade-offs
- Insider data is one feature among many, not the primary focus
- Less curation around what is actually a high-conviction filing
- Newer dataset than OpenInsider for historical research
Visit Quiver Quantitative →
Best for: Day traders who want insider headlines streamed into a real-time news terminal alongside other catalysts.
Strengths
- Real-time news terminal with insider headlines integrated
- Squawk audio feed and chat for active traders
- Useful if insider activity is one input among many catalysts
Trade-offs
- Designed as a news terminal, not an insider-specialized tool
- Premium price point relative to insider-only needs
- Surfaces headlines, not structured insider transaction tables
Visit Benzinga Pro →