Albemarle CPO reports RSU tax-withholding share disposals

Albemarle Corp Chief People Officer Autumn M. Gagarinas reported automatic share disposals tied to tax withholding.

Rhea-AI Filing Summary

Albemarle Corp Chief People Officer Autumn M. Gagarinas reported automatic share disposals tied to tax withholding. On 2/24/2026, a total of 566 shares of common stock were withheld at $186.83 per share to cover tax liabilities from vesting restricted stock units granted on 2/24/2023. Following these tax-withholding dispositions, she directly held 3,488 shares of Albemarle common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 566 shares

Exercise Price or Tax Liability 2 txns

Insider Gagarinas Autumn M.

Role Chief People Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	377	$186.83	$70K
Exercise Price or Tax Liability	Common Stock	189	$186.83	$35K

Holdings After Transaction: Common Stock — 3,488 shares (Direct)

Footnotes (2)

1. F1. Shares withheld to meet tax liabilities associated with vesting of new hire Restricted Stock Units granted on 2/24/2023.
2. F2. Shares withheld to meet tax liabilities associated with vesting of Restricted Stock Units granted on 2/24/2023.

FAQ

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

Albemarle reported that Chief People Officer Autumn M. Gagarinas had 566 common shares automatically withheld on February 24, 2026. The shares covered tax liabilities from vesting restricted stock units granted in 2023, rather than an open-market sale initiated for investment reasons.

How many Albemarle (ALB) shares were withheld for Autumn M. Gagarinas’ taxes?

A total of 566 Albemarle common shares were withheld for taxes, split into 377 shares and 189 shares. Both blocks were valued at $186.83 per share and related to vesting restricted stock units granted on February 24, 2023.

Was the Albemarle (ALB) Form 4 a market sale by Autumn M. Gagarinas?

No, the Form 4 shows tax-withholding dispositions, not open-market sales. Shares were automatically withheld to satisfy tax liabilities arising from vesting of new hire and regular restricted stock units granted to Autumn M. Gagarinas on February 24, 2023.

What is Autumn M. Gagarinas’ Albemarle (ALB) shareholding after the Form 4 transactions?

After the tax-withholding transactions, Autumn M. Gagarinas directly holds 3,488 Albemarle common shares. The reductions reflected in the Form 4 relate only to shares withheld for taxes on restricted stock unit vesting, not discretionary selling of existing holdings.

What transaction code was used in Albemarle (ALB) Chief People Officer’s Form 4?

The Form 4 uses transaction code F for both entries, indicating payment of tax liabilities by delivering or withholding securities. This code confirms the transactions were administrative tax-withholding dispositions tied to restricted stock unit vesting, not voluntary purchases or sales.

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Accepted by SEC EDGAR 02/26/2026 - 05:55 PM Learn about SEC filing dates

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^*

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)
02/24/2026

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	02/24/2026		F		377(1)	D	$186.83	3,677	D
Common Stock	02/24/2026		F		189(2)	D	$186.83	3,488	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. Shares withheld to meet tax liabilities associated with vesting of new hire Restricted Stock Units granted on 2/24/2023.

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

Remarks:

	/s/ Ander C. Krupa, Attorney-in-Fact	02/26/2026
	** 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.