EcoR1 Capital, LLC sold $6.7M of Adaptimmune Therapeutics (ADAP)

Executed Jul 28 2025, disclosed Jul 30 2025, 2 days later.

Value, as filed

$6.7M

64,052,538 sh across 3 lots

Executed

Jul 28 2025

the trade date, as filed

Disclosed

Jul 30 2025

2 days after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

EL EcoR1 Capital, LLC Director profile →

EcoR1 Capital, LLC (Director) filed 2 Form 4 reports as a reporting entity in the trailing twelve months (2 purchases, 0 sales), most often in ZYME. Across 2 priced purchase filings, the average 21-session return was +2.8% from execution and -5.0% from disclosure (delay-adjusted; derived). The largest single filing was $40.0M of AKTS (2,222,222 sh across 2 lots, as filed), executed Jan 12.

The name

ADAP ADAP ADAP · 2 filings in 24 months ticker → Insider filings, newest first→ View the original filing at www.sec.gov→