Boulding Mark Elliott bought PTCT
October 6, 2026 · Form 4 insider transaction
Boulding Mark Elliott bought 435 shares of PTC Therapeutics, Inc. at $39.42 per share, a transaction worth $17.1K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
435
Price
$39.42
Total value
$17.1K
InsiderBoulding Mark Elliott
RoleOfficer
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateOctober 6, 2026
Filing dateOctober 7, 2026
Shares owned after105,707
OwnershipDirect
10b5-1 planYes
AmendedNo
Footnotes
This transaction was effected pursuant to a written Rule 10b5-1 plan adopted by the Reporting Person on September 10, 2025.