Cabot Corp (CBT) director Morrow reports 2,298-share deferred stock grant

Rhea-AI Filing Summary

Cabot Corporation director Michael M. Morrow reported an acquisition of company common stock under a director compensation arrangement. On January 8, 2026, he acquired 2,298 shares of Cabot common stock at a reported price of $0 per share, reflecting stock granted rather than purchased for cash. Following this transaction, he beneficially owned 22,302 shares of Cabot common stock in direct form.

The filing notes that these shares have been deferred under Cabot's Non-Employee Directors' Deferral Plan, meaning the value is credited for the director’s benefit instead of being immediately delivered in standard shares. The transaction reflects routine director equity compensation rather than an open-market trade.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Morrow Michael M

(Last) (First) (Middle)

C/O CABOT CORPORATION

TWO SEAPORT LANE, SUITE 1400

(Street)

BOSTON MA 02210

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CABOT CORP [ CBT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
01/08/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/08/2026		A		2,298(1)	A	$0	22,302	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan.

	By: Jennifer Lombardi, pursuant to a power of attorney from Michael M. Morrow	01/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transaction did Cabot Corp (CBT) report for Michael M. Morrow?

Cabot Corp director Michael M. Morrow reported acquiring 2,298 shares of Cabot common stock on January 8, 2026, as disclosed in a beneficial ownership report.

How many Cabot Corp (CBT) shares does Michael M. Morrow own after this transaction?

After the reported transaction, Michael M. Morrow beneficially owned 22,302 shares of Cabot Corp common stock in direct form.

At what price were the Cabot Corp (CBT) shares reported in this insider transaction?

The 2,298 shares acquired by Michael M. Morrow were reported at a price of $0 per share, consistent with stock granted as director compensation rather than purchased in the market.

What is Cabot Corp's Non-Employee Directors' Deferral Plan mentioned in the filing?

The filing explains that the reported shares have been deferred under Cabot's Non-Employee Directors' Deferral Plan, meaning the director’s stock-based compensation is credited for future delivery instead of immediately issued as regular shares.

Is Michael M. Morrow an officer or a director of Cabot Corp (CBT)?

According to the report, Michael M. Morrow is a director of Cabot Corp and is not listed as an officer or a 10% owner in this filing.

Was this Cabot Corp (CBT) insider transaction direct or indirect ownership?

The 2,298 shares acquired on January 8, 2026, are reported as direct (D) ownership by Michael M. Morrow.