Insider · CIK 0001671755

Kalkstein Hobart

Reports to the SEC for 1 company · BOSTON, MA

sec.gov

Transactions

Companies

Filings

CIK

0001671755

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2025-06-13	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+61.997 sh	$74.72	+$4,632.386	10,356.183
2025-03-14	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+52.86 sh	$83.31	+$4,403.767	10,294.186
2024-12-31	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+696.639 sh	$91.31	+$63.6K	10,241.326
2024-12-13	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+39.536 sh	$103.38	+$4,087.221	9,544.687
2024-11-18	CBTCABOT CORPA Award	Executive Vice President	AAward	+8,610 sh	—	—	56,934
2024-11-18	CBTCABOT CORPF Tax Payment	Executive Vice President	FTax Payment	−3,765 sh	$108.82	−$410K	53,169
2024-11-12	CBTCABOT CORPF Tax Payment	Executive Vice President	FTax Payment	−2,303 sh	$112.54	−$259K	48,324
2024-11-11	CBTCABOT CORPS Sale	Executive Vice President	SSale	−14.2K sh	$115.54	−$1.64M	50,627
2024-11-11	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+12.2K sh	$58.27	+$710K	62,805
2024-11-11	CBTCABOT CORPS Sale	Executive Vice President	SSale	−12.2K sh	$115.00	−$1.4M	50,627
2024-11-11	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+8,390 sh	$73.84	+$620K	59,017
2024-11-11	CBTCABOT CORPS Sale	Executive Vice President	SSale	−8,390 sh	$115.02	−$965K	50,627
2024-11-11	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−12.2K sh	—	—	8,119
2024-11-11	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−8,390 sh	—	—	5,594
2024-11-08	CBTCABOT CORPA Award	Executive Vice President	AAward	+3,130 sh	—	—	64,818
2024-11-08	CBTCABOT CORP · Employee Stock Option (Right to Buy)A Award	Executive Vice President	AAward	+9,341 sh	—	—	9,341
2024-09-30	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+72.541 sh	$111.77	+$8,107.874	9,505.151
2024-09-13	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+38.563 sh	$104.75	+$4,039.443	9,432.61
2024-08-20	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+4,379 sh	$40.97	+$179K	66,067
2024-08-20	CBTCABOT CORPS Sale	Executive Vice President	SSale	−4,379 sh	$100.93	−$442K	61,688
2024-08-20	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+1,078 sh	$40.97	+$44.2K	62,766
2024-08-20	CBTCABOT CORPS Sale	Executive Vice President	SSale	−1,078 sh	$99.16	−$107K	61,688
2024-08-20	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−4,379 sh	—	—	1,078
2024-08-20	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−1,078 sh	—	—	0
2024-08-19	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+14.9K sh	$40.97	+$609K	76,551
2024-08-19	CBTCABOT CORPS Sale	Executive Vice President	SSale	−14.9K sh	$100.91	−$1.5M	61,688
2024-08-19	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−14.9K sh	—	—	5,457
2024-06-14	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+41.46 sh	$97.00	+$4,021.62	9,394.047
2024-05-16	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+12K sh	$40.97	+$492K	73,688
2024-05-16	CBTCABOT CORPS Sale	Executive Vice President	SSale	−12K sh	$101.55	−$1.22M	61,688
2024-05-16	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−12K sh	—	—	20,320
2024-05-15	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−187 sh	—	—	32,320
2024-05-15	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+187 sh	$40.97	+$7,661.39	61,875
2024-05-15	CBTCABOT CORPS Sale	Executive Vice President	SSale	−187 sh	$103.00	−$19.3K	61,688
2024-03-08	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+42.75 sh	$87.11	+$3,723.926	9,352.587
2024-03-07	CBTCABOT CORPS Sale	Executive Vice President	SSale	−7,648 sh	$88.01	−$673K	61,688
2023-12-29	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+559.332 sh	$83.50	+$46.7K	9,309.837
2023-12-08	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+44.771 sh	$77.78	+$3,482.288	8,750.506
2023-11-20	CBTCABOT CORPA Award	Executive Vice President	AAward	+7,140 sh	—	—	76,771
2023-11-20	CBTCABOT CORPF Tax Payment	Executive Vice President	FTax Payment	−7,435 sh	$77.89	−$579K	69,336
2023-11-13	CBTCABOT CORPF Tax Payment	Executive Vice President	FTax Payment	−3,187 sh	$74.08	−$236K	69,631
2023-11-10	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+24.5K sh	$50.00	+$1.22M	92,858
2023-11-10	CBTCABOT CORPS Sale	Executive Vice President	SSale	−24.5K sh	$73.87	−$1.81M	68,383
2023-11-10	CBTCABOT CORPM Exercise/Conversion	Executive Vice President	MExercise/Conversion	+26.2K sh	$50.23	+$1.32M	94,600
2023-11-10	CBTCABOT CORPS Sale	Executive Vice President	SSale	−26.2K sh	$73.94	−$1.94M	68,383
2023-11-10	CBTCABOT CORPA Award	Executive Vice President	AAward	+4,435 sh	—	—	72,818
2023-11-10	CBTCABOT CORP · Employee Stock Option (Right to Buy)A Award	Executive Vice President	AAward	+14K sh	—	—	14,040
2023-11-10	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−24.5K sh	—	—	0
2023-11-10	CBTCABOT CORP · Employee Stock Option (Right to Buy)M Exercise/Conversion	Executive Vice President	MExercise/Conversion	−26.2K sh	—	—	0
2023-09-29	CBTCABOT CORP · Phantom Stock UnitsA Award	Executive Vice President	AAward	+43.765 sh	$69.27	+$3,031.567	8,705.735

Recent filings

Accepted (ET)
Jun 164
Kalkstein Hobart0000950170-25-086931
SEC(opens sec.gov)
Mar 184
Kalkstein Hobart0000950170-25-041457
SEC(opens sec.gov)
Jan 34
Kalkstein Hobart0000950170-25-001373
SEC(opens sec.gov)
Dec 174
Kalkstein Hobart0000950170-24-137363
SEC(opens sec.gov)
Nov 204
Kalkstein Hobart0000950170-24-129382
SEC(opens sec.gov)
Nov 134
Kalkstein Hobart0000950170-24-126464
SEC(opens sec.gov)
Oct 24
Kalkstein Hobart0000950170-24-111679
SEC(opens sec.gov)
Sep 174
Kalkstein Hobart0000950170-24-107341
SEC(opens sec.gov)
Aug 214
Kalkstein Hobart0000950170-24-099553
SEC(opens sec.gov)

Companies

CABOT CORPExecutive Vice PresidentCBT

Address

C/O CABOT CORPORATION TWO SEAPORT LANE, SUITE 1400

BOSTON, MA, 02210