Alexandria Real Estate EVP discloses stock sale and tax withholding

Alexandria Real Estate Equities, Inc. executive vice president of talent management reported stock transactions in the company’s common stock.

Accepted by SEC EDGAR 12/17/2025 - 04:18 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Alexandria Real Estate Equities, Inc. executive vice president of talent management reported stock transactions in the company’s common stock. On 12/15/2025, 2,641 shares were withheld by the issuer at $47.41 per share to satisfy a tax obligation arising from the vesting of restricted stock, leaving 26,857 shares owned directly. On 12/16/2025, the officer sold 3,486 shares at $46.15 per share, resulting in direct ownership of 23,371 shares of common stock.

Insider Trade Summary

Net Seller: 3,486 shares

Net Sell 2 txns

Insider Alsbrook Madeleine Thorp

Role EVP - Talent Management

Sold 3,486 shs ($161K)

Share of Position Sold 13.0%

Type	Security	Shares	Price	Value
Sale	Common Stock	3,486	$46.15	$161K
Exercise Price or Tax Liability	Common Stock	2,641	$47.41	$125K

Holdings After Transaction: Common Stock — 23,371 shares (Direct)

Holdings Before and After: Common Stock, 29,498 to 23,371 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

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider stock transactions did Alexandria Real Estate Equities (ARE) report?

The report shows 2,641 common shares withheld on 12/15/2025 to cover taxes on vested restricted stock and a sale of 3,486 common shares on 12/16/2025.

Who filed this insider transaction report for ARE?

The filing was made by an officer of Alexandria Real Estate Equities, Inc., serving as EVP - Talent Management, reporting personal holdings in the company’s common stock.

How many ARE shares does the officer own after these transactions?

Following the reported transactions, the officer directly owns 23,371 shares of Alexandria Real Estate Equities, Inc. common stock.

Why were 2,641 ARE shares withheld on 12/15/2025?

The 2,641 shares were withheld by the issuer to satisfy a tax obligation realized by the reporting person upon the vesting of restricted stock.

At what prices were the ARE stock transactions executed?

The tax-withholding transaction used a price of $47.41 per share on 12/15/2025, and the sale of 3,486 shares on 12/16/2025 was reported at $46.15 per share.

Is the reporting person a director or 10% owner of ARE?

No. The reporting person is listed as an officer (EVP - Talent Management) and is not checked as a director or a 10% owner.

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^*

Alsbrook Madeleine Thorp

(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)
	EVP - Talent Management

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		2,641(1)	D	$47.41	26,857	D
Common Stock	12/16/2025		S		3,486	D	$46.15	23,371	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	12/16/2025
	** 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.