Forensic · vs.

Forensic vs. OpenInsider

OpenInsider tracks Form 4 insider trading activity for free. Forensic tracks 8-K disclosure red flags. Complementary tools for different SEC filing types.

OpenInsider price

Free

Forensic price

$9 one-shot · $29/mo Pro · $99/mo Elite

Their audience

Retail traders following insider buying/selling activity

Forensic audience

Retail traders, small RIAs, independent analysts

What OpenInsider does well

Best free Form 4 insider-trading tracker on the web
Cluster buy/sell screens for unusual activity
Historical data going back to 2003
Real-time as Form 4s are filed
Simple, focused tool — does one thing well

Where Forensic fills the gap

Only Form 4 insider trading — no 8-K, 10-K, or other filings
No risk scoring on the underlying company
No buried-event detection
No forensic narrative — just raw insider transaction data

When Forensic is the right fit

You want 8-K red flags (cyber, restatements, departures) — Forensic ingests 8-K not Form 4
You want a per-ticker risk score, not a transaction feed
You're researching small-caps where 8-K disclosure cadence is the signal

Try Forensic free →

When OpenInsider is the right fit

You want insider trading signals — OpenInsider is unmatched there
You want to follow insider clusters as a trading strategy

All comparisons Forensic Blog FilingFirehose