Insider · CIK 0001435737

Keohane Sean D

Reports to the SEC for 2 companies · BOSTON, MA

sec.gov

Transactions

Companies

Filings

CIK

0001435737

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-30	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+346.259 sh	$76.91	+$26.6K	48,460.873
2026-09-11	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+283.636 sh	$79.68	+$22.6K	48,114.614
2026-08-28	CBTCABOT CORPM Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+135K sh	$50.00	+$6.74M	539,029
2026-08-28	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−135K sh	$85.00	−$11.5M	404,134
2026-08-28	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Director, President and CEO	MExercise/Conversion	−135K sh	—	—	0
2026-08-24	CBTCABOT CORPM Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+2,779 sh	$50.00	+$139K	291,652
2026-08-24	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−2,779 sh	$85.50	−$238K	288,873
2026-08-24	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+2,779 sh	—	—	134,895
2026-08-07	CBTCABOT CORPM Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+91.9K sh	$62.24	+$5.72M	496,057
2026-08-07	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−91.9K sh	$86.41	−$7.94M	404,134
2026-08-07	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+91.9K sh	—	—	0
2026-06-30	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+83.682 sh	$90.82	+$7,600.026	47,830.977
2026-06-12	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+256.014 sh	$87.65	+$22.4K	47,747.295
2026-05-06	CCChemours CoA Award	Director	AAward	+7,182 sh	—	—	72,555.178
2026-03-13	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+305.563 sh	$69.49	+$21.2K	47,491.281
2025-12-31	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+2,562.847 sh	$66.28	+$170K	47,185.718
2025-12-12	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+291.907 sh	$68.34	+$19.9K	44,622.871
2025-11-19	CBTCABOT CORPA Award	Director, President and CEO	AAward	+32.6K sh	—	—	383,540
2025-11-19	CBTCABOT CORPA Award	Director, President and CEO	AAward	+30.9K sh	—	—	414,472
2025-11-19	CBTCABOT CORPF Tax Payment	Director, President and CEO	FTax Payment	−10.3K sh	$59.76	−$618K	404,134
2025-11-19	CBTCABOT CORP · Employee Stock Option (Right to Buy)A Award	Director, President and CEO	AAward	+122K sh	—	—	122,114
2025-11-11	CBTCABOT CORPF Tax Payment	Director, President and CEO	FTax Payment	−10.6K sh	$61.41	−$651K	350,910
2025-09-30	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+333.789 sh	$76.05	+$25.4K	44,330.964
2025-09-11	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+241.684 sh	$81.47	+$19.7K	43,997.176
2025-08-14	CBTCABOT CORPM Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+88K sh	$50.46	+$4.44M	449,499
2025-08-14	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−80.3K sh	$79.24	−$6.36M	369,195
2025-08-14	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−7,677 sh	$79.62	−$611K	361,518
2025-08-14	CBTCABOT CORPM Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+26.5K sh	$49.26	+$1.3M	387,973
2025-08-14	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−24.1K sh	$79.25	−$1.91M	363,887
2025-08-14	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−2,369 sh	$79.63	−$189K	361,518
2025-08-14	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+26.5K sh	—	—	0
2025-08-14	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+88K sh	—	—	0
2025-06-30	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+266.667 sh	$75.00	+$20K	43,755.492
2025-06-13	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+260.343 sh	$74.72	+$19.5K	43,488.825
2025-04-22	CCChemours CoA Award	Director	AAward	+14.1K sh	—	—	63,872.131
2025-03-14	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+221.976 sh	$83.31	+$18.5K	43,228.482
2024-12-31	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+2,461.063 sh	$91.31	+$225K	43,006.507
2024-12-13	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+167.947 sh	$103.38	+$17.4K	40,545.444
2024-11-18	CBTCABOT CORPA Award	Director, President and CEO	AAward	+45.8K sh	—	—	382,149
2024-11-18	CBTCABOT CORPF Tax Payment	Director, President and CEO	FTax Payment	−20.6K sh	$108.82	−$2.25M	361,518
2024-11-12	CBTCABOT CORPF Tax Payment	Director, President and CEO	FTax Payment	−11.8K sh	$112.54	−$1.33M	336,307
2024-11-08	CBTCABOT CORPA Award	Director, President and CEO	AAward	+17K sh	—	—	348,131
2024-11-08	CBTCABOT CORP · Employee Stock Option (Right to Buy)A Award	Director, President and CEO	AAward	+50.6K sh	—	—	50,600
2024-09-30	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+227.115 sh	$111.77	+$25.4K	40,377.497
2024-09-13	CBTCABOT CORP · Phantom Stock UnitsA Award	Director, President and CEO	AAward	+164.144 sh	$104.75	+$17.2K	40,150.382
2024-09-03	CBTCABOT CORPM Exercise/Conversion	Director, President and CEO	MExercise/Conversion	+25.6K sh	$39.54	+$1.01M	356,791
2024-09-03	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−17.9K sh	$101.23	−$1.81M	338,926
2024-09-03	CBTCABOT CORPS Sale	Director, President and CEO	SSale	−7,752 sh	$102.28	−$793K	331,174
2024-09-03	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Director, President and CEO	MExercise/Conversion	−25.6K sh	—	—	0
2024-08-06	CCChemours CoA Award	Director	AAward	+8,547 sh	—	—	47,873.787

Recent filings

Accepted (ET)
Oct 14
Keohane Sean D0001193125-26-410595
SEC(opens sec.gov)
Sep 144
Keohane Sean D0001193125-26-390728
SEC(opens sec.gov)
Aug 314
Keohane Sean D0001193125-26-377202
SEC(opens sec.gov)
Aug 264
Keohane Sean D0001193125-26-367204
SEC(opens sec.gov)
Aug 114
Keohane Sean D0001193125-26-345177
SEC(opens sec.gov)
Jul 24
Keohane Sean D0001193125-26-293538
SEC(opens sec.gov)
Jun 164
Keohane Sean D0001193125-26-272675
SEC(opens sec.gov)
May 84
Keohane Sean D0001193125-26-214659
SEC(opens sec.gov)
Mar 174
Keohane Sean D0001193125-26-111114
SEC(opens sec.gov)
Jan 54
Keohane Sean D0001193125-26-002337
SEC(opens sec.gov)
Dec 164
Keohane Sean D0001193125-25-321116
SEC(opens sec.gov)
Nov 214
Keohane Sean D0001193125-25-291554
SEC(opens sec.gov)

Companies

Address

C/O CABOT CORPORATION TWO SEAPORT LANE, SUITE 1400

BOSTON, MA, 02210