Tierney David S bought CPRX
December 29, 2025 · Form 4 insider transaction
Tierney David S bought 1,334 shares of Catalyst Pharmaceuticals Inc, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
1,334
Price
N/A
Total value
N/A
InsiderTierney David S
Role—
SecurityCommon Stock, par value $0.001 per share
Transaction codeM: Option exercise
Transaction dateDecember 29, 2025
Filing dateDecember 30, 2025
Shares owned after383,314
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Each restricted stock unit represents a contingent right to receive one share of the Registrant's common stock upon vesting.