Cabot EVP Jeff Ji Zhu delivers or withholds 1,016 shares

Available on EDGAR 11/12/2026 - 10:24 AM EST Accepted by SEC EDGAR 11/12/2026 - 10:24 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Cabot Corp (CBT) executive vice president Jeff Ji Zhu reported 1,016 shares of common stock delivered or withheld for payment of exercise price or tax liability on November 10, 2026, at a reported price of $72.19 per share. His direct holdings following the transaction were 84,321 shares.

Insider Trade Summary

Exercise Price or Tax Liability: 1,016 shares

Exercise Price or Tax Liability 1 txn

Insider Zhu Jeff Ji

Role Executive Vice President

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	1,016	$72.19	$73K

Holdings After Transaction: Common Stock — 84,321 shares (Direct)

Holdings Before and After: Common Stock, 85,337 to 84,321 shares (Direct)

Key Figures

Shares delivered or withheld: 1,016 shares Reported price per share: $72.19 per share Direct holdings after transaction: 84,321 shares

3 metrics

Shares delivered or withheld 1,016 shares Reported for November 10, 2026, for payment of exercise price or tax liability

Reported price per share $72.19 per share Price reported for the November 10, 2026 transaction

Direct holdings after transaction 84,321 shares Jeff Ji Zhu's reported direct holdings following the transaction

Key Terms

exercise price or tax liability

1 terms

exercise price or tax liability financial

"payment of exercise price or tax liability"

FAQ

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How many Cabot Corp shares did Jeff Ji Zhu report delivering or withholding?

Jeff Ji Zhu, an executive vice president of Cabot Corp, reported 1,016 shares delivered or withheld for payment of exercise price or tax liability on November 10, 2026, at $72.19 per share. His direct holdings following the transaction were 84,321 shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Zhu Jeff Ji

(Last) (First) (Middle)

C/O CABOT CORPORATION

TWO SEAPORT LANE, SUITE 1400

(Street)

BOSTON MASSACHUSETTS 02210

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
11/11/2026

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

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

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

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	11/10/2026		F		1,016	D	$72.19	84,321	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:

	By: Mazda Cintron, pursuant to a power of attorney from Jeff (Ji) Zhu	11/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)