Demopulos Gregory A MD sold OMER
February 18, 2026 · Form 4 insider transaction
Demopulos Gregory A MD sold 357,678 shares of Omeros Corporation at $11.93 per share, a transaction worth $4.27M. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Disposed (sell-side)
Shares
357,678
Price
$11.93
Total value
$4.27M
InsiderDemopulos Gregory A MD
Role—
CompanyOmeros Corporation (OMER)
SecurityCommon stock
Transaction codeF: Shares withheld for taxes
Transaction dateFebruary 18, 2026
Filing dateFebruary 20, 2026
Shares owned after1,469,308
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Represents shares withheld by Omeros Corporation ("Omeros") in connection with net share settlement to satisfy the exercise price and tax liability associated with the reporting person's exercise of stock options. The number of shares withheld was determined based on the closing price of Omeros' common stock on February 17, 2026. The transaction did not involve any open-market sale of securities, and all 357,678 withheld shares remained in the Omeros treasury.