Keohane Sean D
SEC insider (Form 3/4/5 filer). CIK 0001435737. President and CEO at CABOT CORP (CBT) and 1 other issuer. 39 reported Form 4/5 transactions since Sep 2024; latest on Sep 30, 2026. Located in BOSTON, MA.
Companies Keohane Sean D has filed insider reports for
- CABOT CORP (CBT): Director, Officer, President and CEO
- Chemours Co (CC): Director
Keohane Sean D
CIK: 0001435737
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (39 total)
- Sep 30, 2026CBT
CABOT CORP
AwardDirectPhantom Stock Units
346 shares at avg. $76.91- - Sep 11, 2026CBT
CABOT CORP
AwardDirectPhantom Stock Units
284 shares at avg. $79.68- - Aug 24, 2026CBT
CABOT CORP
SaleDirect2.8K shares at avg. $85.50$238K - Aug 24, 2026CBT
CABOT CORP
ExerciseDirect2.8K shares at avg. $50.00$139K - Aug 7, 2026CBT
CABOT CORP
ExerciseDirect91.9K shares at avg. $62.24$5.7M - Aug 7, 2026CBT
CABOT CORP
SaleDirect91.9K shares at avg. $86.41$7.9M - Jun 30, 2026CBT
CABOT CORP
AwardDirectPhantom Stock Units
84 shares at avg. $90.82- - Jun 12, 2026CBT
CABOT CORP
AwardDirectPhantom Stock Units
256 shares at avg. $87.65- - May 6, 2026CC
Chemours Co
AwardDirect7.2K shares- - Mar 13, 2026CBT
CABOT CORP
AwardDirectPhantom Stock Units
306 shares at avg. $69.49-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Sep 30, 2026 |  CBT CABOT CORP | Award Phantom Stock Units | 346 | $76.91 | - | Direct |
| Sep 11, 2026 | CBT CABOT CORP | Award Phantom Stock Units | 284 | $79.68 | - | Direct |
| Aug 24, 2026 | CBT CABOT CORP | Sale | 2,779 | $85.50 | $237,605 | Direct |
| Aug 24, 2026 | CBT CABOT CORP | Exercise | 2,779 | $50.00 | $138,950 | Direct |
| Aug 7, 2026 | CBT CABOT CORP | Exercise | 91,923 | $62.24 | $5,721,288 | Direct |
| Aug 7, 2026 | CBT CABOT CORP | Sale | 91,923 | $86.41 | $7,942,634 | Direct |
| Jun 30, 2026 | CBT CABOT CORP | Award Phantom Stock Units | 84 | $90.82 | - | Direct |
| Jun 12, 2026 | CBT CABOT CORP | Award Phantom Stock Units | 256 | $87.65 | - | Direct |
| May 6, 2026 |  CC Chemours Co | Award | 7,182 | - | $0 | Direct |
| Mar 13, 2026 | CBT CABOT CORP | Award Phantom Stock Units | 306 | $69.49 | - | Direct |
1-10 of 39 transactions