RUBINSTEIN JULIE bought ADPT
April 8, 2026 · Form 4 insider transaction
RUBINSTEIN JULIE bought 11,881 shares of Adaptive Biotechnologies Corporation at $12.14 per share, a transaction worth $144.2K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 0 days after the transaction.
Direction
Acquired (buy-side)
Shares
11,881
Price
$12.14
Total value
$144.2K
InsiderRUBINSTEIN JULIE
Role—
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateApril 8, 2026
Filing dateApril 8, 2026
Shares owned after465,129
OwnershipDirect
10b5-1 planYes
AmendedNo
Footnotes
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 18, 2025.