Hobart Kalkstein - 15 May 2024 Form 4 Insider Report for CABOT CORP (CBT)

Role: Executive Vice President
Signature: By: Jennifer Lombardi, pursuant to a power of attorney from Hobart C. Kalkstein
Issuer symbol: CBT
Transactions as of: 15 May 2024
Net transactions value: -$738,556
Form type: 4
Filing time: 17 May 2024, 16:30:32 UTC
Previous filing: 11 Mar 2024
Next filing: 18 Jun 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CBT	Common Stock	Options Exercise	$7,661	+187	+0.3%	$40.97	61,875	15 May 2024	Direct
transaction	CBT	Common Stock	Sale	$19,261	-187	-0.3%	$103.00	61,688	15 May 2024	Direct
transaction	CBT	Common Stock	Options Exercise	$491,640	+12,000	+19%	$40.97	73,688	16 May 2024	Direct
transaction	CBT	Common Stock	Sale	$1,218,596	-12,000	-16%	$101.55	61,688	16 May 2024	Direct	F1
holding	CBT	Common Stock						7,107	15 May 2024	Through the Trustee for the Corporation's 401(k) Plan

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CBT	Employee Stock Option (Right to Buy)	Options Exercise	$0	-187	-0.58%	$0.000000	32,320	15 May 2024	Common Stock	187	$40.97	Direct	F2
transaction	CBT	Employee Stock Option (Right to Buy)	Options Exercise	$0	-12,000	-37%	$0.000000	20,320	16 May 2024	Common Stock	12,000	$40.97	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $101.300 to $101.740, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, the Corporation or any security holder of the Corporation, upon request, full information regarding the number of shares sold at each separate price.
F2	32,507 shares were subject to the option. The option vested over a three year period as follows: 30% on November 13, 2021, 30% on November 13, 2022 and 40% on November 13, 2023.

Content

The price reported is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $101.300 to $101.740, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, the Corporation or any security holder of the Corporation, upon request, full information regarding the number of shares sold at each separate price.

32,507 shares were subject to the option. The option vested over a three year period as follows: 30% on November 13, 2021, 30% on November 13, 2022 and 40% on November 13, 2023.