InsiderTrades

Form 4 for ADPT Adaptive Biotechnologies Corp

Accepted 2026-02-06 00:00:00 ET · period of report 2026-02-04 · accession 0001780662-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-02-06 2026-02-04 ADPT PISKEL KYLE CFO S - Sale+OE $18.46 -2,145 216.6K -1.0% -$39.6K
D 2026-02-06 2026-02-04 ADPT PISKEL KYLE CFO M - OptEx $12.14 +2,145 218.8K +1.0% +$26.0K
D 2026-02-06 2026-02-04 ADPT PISKEL KYLE CFO M - OptEx $0.00 -2,145 2,146 -50% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-04 S D 2,145 $18.46 216,637 D — —
2 Common Common Stock 2026-02-04 M A 2,145 $12.14 218,782 D — —
3 Derivative Stock Option (right to buy) 2026-02-04 M D 2,145 $0.00 2,146 D $12.14 · — to 2032-03-04 2,145 Common Stock (F2) The options vested with respect to 1/4 of such shares on March 4, 2023, with 1/48 of such shares vesting thereafter at the end of each full month of continuous service until fully vested.