Alexandria Real Estate officer has shares withheld for taxes

Alexandria Real Estate Equities, Inc. reported an insider transaction by its Co‑Chief Operating Officer.

Rhea-AI Filing Summary

Alexandria Real Estate Equities, Inc. reported an insider transaction by its Co‑Chief Operating Officer. On 12/15/2025, 7,490 shares of common stock were disposed of at $47.41 per share in a transaction coded "F", which the company explains represents shares withheld to satisfy a tax obligation triggered by the vesting of restricted stock.

Following this tax‑related share withholding, the officer directly beneficially owns 131,470 shares of Alexandria Real Estate Equities common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 7,490 shares

Exercise Price or Tax Liability 1 txn

Insider Diamond Lawrence J

Role Co-Chief Operating Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	7,490	$47.41	$355K

Holdings After Transaction: Common Stock — 131,470 shares (Direct)

Footnotes (1)

1. F1. Represents shares withheld by the issuer to satisfy a tax obligation realized by the reporting person upon the vesting of restricted stock.

FAQ

What type of SEC filing did Alexandria Real Estate Equities (ARE) submit?

The company submitted a Form 4, which reports a change in beneficial ownership by an insider, in this case a Co‑Chief Operating Officer.

What insider transaction did ARE report on 12/15/2025?

On 12/15/2025, a Co‑Chief Operating Officer had 7,490 shares of common stock disposed of in a transaction coded "F".

Why were 7,490 ARE shares disposed of in the Form 4?

The 7,490 shares were withheld by the issuer to satisfy a tax obligation realized upon the vesting of restricted stock held by the reporting person.

At what price were the withheld ARE shares valued in the transaction?

The withheld shares were valued at $47.41 per share in the reported transaction.

How many ARE shares does the officer own after the reported transaction?

After the tax‑related withholding, the reporting officer directly beneficially owns 131,470 shares of Alexandria Real Estate Equities common stock.

What is the reporting person’s role at Alexandria Real Estate Equities (ARE)?

The reporting person is an officer of the company, serving as Co‑Chief Operating Officer.

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

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Accepted by SEC EDGAR 12/17/2025 - 04:17 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^*

Diamond Lawrence J

(Last) (First) (Middle)

C/O ALEXANDRIA REAL ESTATE EQUITIES, INC

26 NORTH EUCLID AVENUE

(Street)

PASADENA CA 91101

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ALEXANDRIA REAL ESTATE EQUITIES, INC. [ ARE ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Co-Chief Operating Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

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
Common Stock	12/15/2025		F		7,490(1)	D	$47.41	131,470	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. Represents shares withheld by the issuer to satisfy a tax obligation realized by the reporting person upon the vesting of restricted stock.

Remarks:

	/s/ Bill Boyle, Attorney-in-Fact	12/15/2025
	** 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.