Albemarle (ALB) HR chief reports share award and tax-withholding sale

Rhea-AI Filing Summary

Albemarle Corp Chief People Officer Autumn M. Gagarinas reported equity compensation activity involving common stock. She acquired 194 shares on February 26, 2026 as a grant tied to Performance Stock Units granted on February 24, 2023, when all earned shares vested. On the same date, 85 shares were disposed of through a tax-withholding transaction to cover liabilities from that vesting. After these transactions, she directly owned 3,597 common shares.

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^*

Gagarinas Autumn M.

(Last) (First) (Middle)

4250 CONGRESS ST.

SUITE 900

(Street)

CHARLOTTE NC 28209

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ALBEMARLE CORP [ ALB ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

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	02/26/2026		A		194(1)	A	$184.93	3,682	D
Common Stock	02/26/2026		F		85(2)	D	$184.93	3,597	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. Performance Stock Units granted 02/24/2023. 50% granted as ROIC Performance Stock Units and 50% granted as rTSR Performance Stock Units. All shares earned vested on 2/26/2026.

2. Shares withheld to meet tax liabilities associated with vesting of Performance Stock Units granted on 02/24/2023.

Remarks:

	/s/ Corey E. Tanner, Attorney-in-fact	03/02/2026
	** 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.

FAQ

What insider stock transactions did Albemarle (ALB) report for Autumn M. Gagarinas?

Albemarle reported that Chief People Officer Autumn M. Gagarinas acquired 194 shares of common stock and disposed of 85 shares in a tax-withholding transaction, all on February 26, 2026, related to previously granted Performance Stock Units.

Was the Albemarle (ALB) Form 4 transaction a stock purchase or an award?

The Albemarle Form 4 shows a stock award, not an open-market purchase. Autumn M. Gagarinas received 194 common shares as a grant when Performance Stock Units vested, reflecting compensation rather than a discretionary share purchase on the market.

Why were some Albemarle (ALB) shares disposed of in Autumn M. Gagarinas’s Form 4?

The filing states 85 Albemarle common shares were withheld to meet tax liabilities tied to vesting of Performance Stock Units granted February 24, 2023. This tax-withholding disposition is coded “F,” indicating shares delivered to satisfy tax obligations.

How many Albemarle (ALB) shares does Autumn M. Gagarinas own after these Form 4 transactions?

Following the reported equity award and tax-withholding disposition, Autumn M. Gagarinas directly owns 3,597 shares of Albemarle common stock. This total reflects her direct beneficial ownership immediately after the February 26, 2026 transactions reported in the Form 4.

What Performance Stock Units are referenced in Albemarle (ALB) officer Autumn M. Gagarinas’s Form 4?

The Form 4 notes Performance Stock Units granted February 24, 2023, split equally between ROIC and rTSR units. All shares earned from these units vested on February 26, 2026, leading to the 194-share grant and associated tax-withholding share disposition.