Tierney David S bought CPRX
August 27, 2025 · Form 4 insider transaction
Tierney David S bought 50,000 shares of Catalyst Pharmaceuticals Inc at $2.24 per share, a transaction worth $112.0K. 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
50,000
Price
$2.24
Total value
$112.0K
InsiderTierney David S
Role—
SecurityCommon Stock, par value $0.001 per share
Transaction codeM: Option exercise
Transaction dateAugust 27, 2025
Filing dateAugust 28, 2025
Shares owned after405,620
OwnershipDirect
10b5-1 planNo
AmendedNo