Masterson William F III bought CBT
September 11, 2026 · Form 4 insider transaction
Masterson William F III bought 3.123 shares of Cabot Corporation at $79.68 per share, a transaction worth $248.83. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Acquired (buy-side)
Shares
3.123
Price
$79.68
Total value
$248.83
InsiderMasterson William F III
RoleOfficer
CompanyCabot Corporation (CBT)
SecurityPhantom Stock Units
Transaction codeA: Grant or award
Transaction dateSeptember 11, 2026
Filing dateSeptember 14, 2026
Shares owned after530
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
1 for 1; Represents dividends paid on phantom stock units acquired under the Corporation's Supplemental 401(k) Plan and are to be settled upon the reporting person's retirement or other termination of employment.