[Form 4] CABOT CORP Insider Trading Activity

Rhea-AI Filing Summary

Juan Enriquez, a director of Cabot Corporation (CBT), reported acquisition of 298.1067 phantom stock units on 09/11/2025 under the companys Non-Employee Director Deferral Plan. The filing shows these units were treated 1-for-1 as underlying shares and will be settled in common stock either when he leaves the board or per his distribution election. The report lists an attributable per-share value of $81.47 and indicates 54,268.6533 shares beneficially owned following the transaction. The Form 4 was signed by an attorney-in-fact on behalf of Mr. Enriquez and reflects a routine director compensation deferral rather than an open-market purchase or sale.

Insights

Corporate Governance Expert

TL;DR: Routine director compensation deferred into phantom stock units; no unusual ownership change or governance red flag.

The filing documents a director electing to receive compensation as phantom stock units under the Non-Employee Director Deferral Plan. Such deferrals are common for aligning director incentives with shareholder value while deferring taxation. The units convert 1-for-1 to common shares and will settle on termination or per the directors distribution election. There is no indication of open-market trading, related-party transfers, or accelerated vesting. This is a standard remuneration-related disclosure with limited governance implications.

Securities Analyst

TL;DR: Non-cash compensation increased reported beneficial ownership by 298.1067 shares; transaction has minimal market impact.

The report shows 298.1067 phantom units credited at a referenced value of $81.47, treated as underlying common stock for disclosure. Post-transaction beneficial ownership is reported as 54,268.6533 shares. Because the units are part of a deferred compensation plan and settle later, this does not reflect an immediate cash purchase or sale that would affect float or liquidity. Investors should view this as routine director compensation disclosure rather than a market-moving transaction.

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^*

ENRIQUEZ CABOT JUAN

(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)
09/11/2025

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

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
Phantom Stock Units	(1)	09/11/2025		A		298.1067		(2)	(2)	Common Stock	298.1067	$81.47	54,268.6533	D

Explanation of Responses:

1. 1 for 1

2. Represents dividends paid on phantom stock units acquired under the Corporation's Non-Employee Director's Deferral Plan and will be settled either upon the reporting person's termination of service as a director or in accordance with the distribution election of the reporting person, whichever first occurs.

	By: Jennifer Lombardi, pursuant to a power of attorney from Juan Enriquez	09/15/2025
	** 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.

FAQ

What did Juan Enriquez report on the Form 4 for CBT?

He reported acquisition of 298.1067 phantom stock units on 09/11/2025 under the company's Non-Employee Director Deferral Plan, treated 1-for-1 as underlying shares.

How many shares does Juan Enriquez beneficially own after the transaction?

The Form 4 reports 54,268.6533 shares beneficially owned following the reported transaction.

What is the reported value per share for the phantom units?

The filing lists a referenced per-share amount of $81.47 for the underlying common stock.

When will the phantom stock units be settled?

The units will be settled in common stock either upon the reporting person's termination of service as a director or according to his distribution election, whichever occurs first.

Was this Form 4 filed by Juan Enriquez personally?

The Form 4 was signed on behalf of Juan Enriquez by Jennifer Lombardi pursuant to a power of attorney, dated 09/15/2025.