Sean D. Keohane

Insider Reports History

Location
Boston, MA
Signature
By: Mazda Cintron, pursuant to a power of attorney from Sean D. Keohane
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Sean D. Keohane:

Company Role Class Num Shares Value Price $ Report Date Ownership
CABOT CORP President and CEO, Director Common Stock 404,134 $24,151,047 $59.76 19 Nov 2025 Direct
CABOT CORP President and CEO, Director Phantom Stock Units 47,186 $3,127,469 $66.28 31 Dec 2025 Direct
CABOT CORP President and CEO, Director Common Stock 13,933 $970,446 $69.65 19 Nov 2025 Through the Trustee for the Corporation's 401(k) Plan
Chemours Co Director Common Stock 63,872 $864,196 $13.53 22 Apr 2025 Direct
CABOT CORP President and CEO, Director Employee Stock Option (Right to Buy) 122,114 19 Nov 2025 Direct

Insider Reports Filed by Sean D. Keohane

Symbol Company Period Transactions Value $ Form Type Role Filing Time
CBT CABOT CORP 31 Dec 2025 1 +$169,865 4 President and CEO, Director 05 Jan 2026, 15:58
CBT CABOT CORP 12 Dec 2025 1 +$19,949 4 President and CEO, Director 16 Dec 2025, 17:00
CBT CABOT CORP 19 Nov 2025 4 -$617,799 4 President and CEO, Director 21 Nov 2025, 17:00
CBT CABOT CORP 11 Nov 2025 1 -$651,437 4 President and CEO, Director 12 Nov 2025, 13:57
CBT CABOT CORP 30 Sep 2025 1 +$25,385 4 President and CEO, Director 02 Oct 2025, 16:40
CBT CABOT CORP 11 Sep 2025 1 +$19,690 4 President and CEO, Director 15 Sep 2025, 17:30
CBT CABOT CORP 14 Aug 2025 8 -$3,329,400 4 President and CEO, Director 15 Aug 2025, 17:00
CBT CABOT CORP 30 Jun 2025 1 +$20,000 4 President and CEO, Director 01 Jul 2025, 17:00
CBT CABOT CORP 13 Jun 2025 1 +$19,453 4 President and CEO, Director 16 Jun 2025, 18:30
CC Chemours Co 22 Apr 2025 1 $0 4 Director 24 Apr 2025, 17:29
CBT CABOT CORP 14 Mar 2025 1 +$18,493 4 President and CEO, Director 18 Mar 2025, 17:30
CBT CABOT CORP 31 Dec 2024 1 +$224,720 4 President and CEO, Director 03 Jan 2025, 17:30
CBT CABOT CORP 13 Dec 2024 1 +$17,362 4 President and CEO, Director 17 Dec 2024, 17:12
CBT CABOT CORP 18 Nov 2024 2 -$2,245,065 4 President and CEO, Director 20 Nov 2024, 17:00
CBT CABOT CORP 08 Nov 2024 3 -$1,330,673 4 President and CEO, Director 13 Nov 2024, 17:00
CBT CABOT CORP 30 Sep 2024 1 +$25,385 4 President and CEO, Director 02 Oct 2024, 17:30
CBT CABOT CORP 13 Sep 2024 1 +$17,194 4 President and CEO, Director 17 Sep 2024, 17:00
CBT CABOT CORP 03 Sep 2024 4 -$1,588,472 4 President and CEO, Director 04 Sep 2024, 16:34
CC Chemours Co 06 Aug 2024 1 $0 4 Director 07 Aug 2024, 16:58
CBT CABOT CORP 28 Jun 2024 1 +$20,500 4 President and CEO, Director 02 Jul 2024, 16:35
CBT CABOT CORP 14 Jun 2024 1 +$17,023 4 President and CEO, Director 18 Jun 2024, 17:05
CBT CABOT CORP 08 Mar 2024 1 +$15,763 4 President and CEO, Director 11 Mar 2024, 16:30
CBT CABOT CORP 01 Mar 2024 4 -$703,606 4 President and CEO, Director 04 Mar 2024, 16:31
CBT CABOT CORP 29 Dec 2023 1 +$81,901 4 President and CEO, Director 03 Jan 2024, 16:30
CBT CABOT CORP 08 Dec 2023 1 +$15,292 4 President and CEO, Director 12 Dec 2023, 16:30
CBT CABOT CORP 20 Nov 2023 2 -$3,056,326 4 President and CEO, Director 22 Nov 2023, 16:00
CBT CABOT CORP 10 Nov 2023 3 -$1,245,803 4 President and CEO, Director 14 Nov 2023, 17:00
CBT CABOT CORP 29 Sep 2023 1 +$25,385 4 President and CEO, Director 03 Oct 2023, 19:00
CBT CABOT CORP 08 Sep 2023 1 +$15,059 4 President and CEO, Director 11 Sep 2023, 18:15
CBT CABOT CORP 30 Jun 2023 1 +$22,000 4 President and CEO, Director 03 Jul 2023, 15:15
CBT CABOT CORP 09 Jun 2023 1 +$14,847 4 President and CEO, Director 13 Jun 2023, 16:25
CC Chemours Co 26 Apr 2023 1 $0 4 Director 28 Apr 2023, 16:35
CBT CABOT CORP 10 Mar 2023 1 +$13,665 4 President and CEO, Director 14 Mar 2023, 13:00
CBT CABOT CORP 30 Dec 2022 1 +$119,798 4 President and CEO, Director 04 Jan 2023, 16:20
CBT CABOT CORP 09 Dec 2022 1 +$12,935 4 President and CEO, Director 13 Dec 2022, 11:30
CBT CABOT CORP 21 Nov 2022 2 -$1,223,179 4 President and CEO, Director 22 Nov 2022, 15:05
CBT CABOT CORP 11 Nov 2022 2 $0 4 President and CEO, Director 15 Nov 2022, 15:05
CBT CABOT CORP 08 Nov 2022 1 -$835,234 4 President and CEO, Director 09 Nov 2022, 15:05
CBT CABOT CORP 30 Sep 2022 1 +$38,227 4 President and CEO, Director 03 Oct 2022, 16:05
CBT CABOT CORP 09 Sep 2022 1 +$13,014 4 President and CEO, Director 12 Sep 2022, 16:46
CBT CABOT CORP 30 Jun 2022 1 +$6,908 4 President and CEO, Director 01 Jul 2022, 16:23
CBT CABOT CORP 10 Jun 2022 1 +$12,908 4 President and CEO, Director 13 Jun 2022, 20:01
CBT CABOT CORP 24 May 2022 5 +$373,026 4 President and CEO, Director 26 May 2022, 16:53
CC Chemours Co 27 Apr 2022 1 $0 4 Director 29 Apr 2022, 08:52
CBT CABOT CORP 11 Mar 2022 1 +$12,840 4 President and CEO, Director 15 Mar 2022, 16:23
CBT CABOT CORP 31 Dec 2021 1 +$180,456 4 President and CEO, Director 04 Jan 2022, 12:17
CBT CABOT CORP 10 Dec 2021 1 +$11,576 4 President and CEO, Director 13 Dec 2021, 15:47
CBT CABOT CORP 22 Nov 2021 2 -$554,188 4 President and CEO, Director 24 Nov 2021, 08:02
CBT CABOT CORP 12 Nov 2021 2 $0 4 President and CEO, Director 16 Nov 2021, 16:24
CBT CABOT CORP 09 Nov 2021 1 -$688,922 4 President and CEO, Director 12 Nov 2021, 07:53
CBT CABOT CORP 30 Sep 2021 1 +$27,865 4 President and CEO, Director 04 Oct 2021, 10:49
CBT CABOT CORP 30 Jun 2021 1 +$18,783 4 President and CEO, Director 02 Jul 2021, 08:27
CBT CABOT CORP 11 Jun 2021 1 +$10,507 4 President and CEO, Director 14 Jun 2021, 19:09
CBT CABOT CORP 10 Sep 2020 1 +$10,682 4 President and CEO, Director 13 Sep 2021, 20:47