EcoR1 Capital, LLC
SEC Form 4 insider trading activity
EcoR1 Capital, LLC has filed 2 SEC Form 4 filings (2 transaction rows) across 2 companies, including ATRA, TRAX, with disclosures dating back to 2026. 2 of those filings fall inside the rolling window. Most recent filing: May 11, 2026.
Companies traded
Insider Buying
$4.7M
reported purchases (SEC code P)
Insider Selling
$65.0M
reported sales (SEC code S)
Companies
2
in the rolling window