Mastrocola Lauren sold PRAX
January 12, 2026 · Form 4 insider transaction
Mastrocola Lauren sold 344 shares of Praxis Precision Medicines, Inc. at $275.74 per share, a transaction worth $94.9K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Disposed (sell-side)
Shares
344
Price
$275.74
Total value
$94.9K
InsiderMastrocola Lauren
Role—
SecurityCommon Stock
Transaction codeF: Shares withheld for taxes
Transaction dateJanuary 12, 2026
Filing dateJanuary 13, 2026
Shares owned after13,446
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Shares withheld by the Issuer to satisfy the tax withholding obligations in connection with the vesting of certain previously reported restricted stock units.