Whitestone REIT (NYSE: WSR) VP stake converted to $19 cash

Rhea-AI Filing Summary

On July 14, 2026, Whitestone REIT VP of Human Resources Siv Soklin reported transactions related to a merger under which each common share was converted into the right to receive $19.00 in cash. In total, 168,104 common shares were disposed to the issuer, leaving no remaining holdings.

This total includes 64,688 shares tied to restricted performance share unit awards that became fully vested, were cancelled, and were converted into a cash right based on the same $19.00 per‑share merger consideration. As a result of the Company Merger, Soklin no longer beneficially owns any Whitestone REIT common shares and, following the company’s delisting and deregistration, will cease to have reporting obligations.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Siv Soklin

Role VP of Human Resources

Type	Security	Shares	Price	Value
Grant/Award	Common Shares	64,688	$0.00	--
Disposition	Common Shares	168,104	$19.00	$3.19M

Holdings After Transaction: Common Shares — 168,104 shares (Direct)

Footnotes (1)

1. Pursuant to the Agreement and Plan of Merger, dated as of April 8, 2026 (the "Merger Agreement"), by and among Whitestone REIT (the "Company"), Whitestone REIT Operating Partnership, L.P., AREG Wizard Parent LP, AREG Wizard Intermediate LP, and AREG Wizard Operating Partnership LP, each common share of beneficial interest, par value $0.001 per share, of the Company (each, a "Company Common Share"), was converted into the right to receive $19.00 in cash payment (without interest and subject to any applicable withholding taxes). As a result of the Company Merger (as defined in the Merger Agreement), Reporting Person no longer beneficially owns, directly or indirectly, any Company Common Shares, and after giving effect to the Company's delisting and deregistration, will cease to have reporting obligations. Includes 64,688 shares in respect of restricted performance share unit awards (each, a "TSR Unit Award"). In accordance with the terms of the Merger Agreement, each TSR Unit Award that was outstanding as of immediately prior to the effective time of the Company Merger, automatically became fully vested, was cancelled, and was converted into the right to receive an amount in cash (without interest and subject to any applicable withholding taxes) equal to the product of (i) the per share merger consideration of $19.00 and (ii) the number of Company Common Shares that would have vested pursuant to the terms of the TSR Unit Award, assuming that any performance based vesting conditions applicable to such TSR Unit Award for any performance period that has not been completed as of the effective time of the Company Merger were achieved at the levels based on the greater of target or actual performance through the effective time of the Company Merger.

Key Figures

Shares disposed to issuer: 168,104 common shares Merger consideration per share: $19.00 TSR Unit Awards shares: 64,688 shares +1 more

4 metrics

Shares disposed to issuer 168,104 common shares Disposition to issuer at $19.00 per share in connection with Company Merger

Merger consideration per share $19.00 Each Company Common Share converted into the right to receive $19.00 in cash

TSR Unit Awards shares 64,688 shares Shares underlying restricted performance share unit awards that vested and were cashed out

Shares owned after transactions 0 common shares Reporting person no longer beneficially owns any Company Common Shares after the Company Merger

Key Terms

Agreement and Plan of Merger, Company Merger, restricted performance share unit awards, TSR Unit Award, +1 more

5 terms

Agreement and Plan of Merger regulatory

"Pursuant to the Agreement and Plan of Merger, dated as of April 8, 2026"

An Agreement and Plan of Merger is a formal document where two companies agree to combine into one, outlining how the process will happen. It’s like a step-by-step plan for merging, and it matters because it shows both sides have agreed on the details before the official transition takes place.

Company Merger regulatory

"As a result of the Company Merger, Reporting Person no longer beneficially owns"

restricted performance share unit awards financial

"Includes 64,688 shares in respect of restricted performance share unit awards"

TSR Unit Award financial

"Includes 64,688 shares in respect of restricted performance share unit awards (each, a "TSR Unit Award")"

per share merger consideration financial

"equal to the product of (i) the per share merger consideration of $19.00"

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/15/2026 - 04:10 PM Accepted by SEC EDGAR 07/15/2026 - 04:10 PM Learn about SEC filing dates

FAQ

What insider share transaction did Whitestone REIT (WSR) VP Siv Soklin report?

Whitestone REIT VP of Human Resources Siv Soklin reported a disposition of 168,104 common shares to the issuer at $19.00 per share in connection with a merger, resulting in no remaining beneficial ownership of Whitestone REIT common shares.

What cash consideration per share did Whitestone REIT (WSR) common holders receive in the merger?

Each Whitestone REIT common share was converted into the right to receive $19.00 in cash (without interest and subject to applicable withholding taxes) under the Agreement and Plan of Merger described, forming the basis for the insider’s reported share disposition.

How many Whitestone REIT (WSR) shares tied to TSR Unit Awards did Siv Soklin report?

Siv Soklin’s holdings included 64,688 shares in respect of restricted performance share unit awards (TSR Unit Awards). These awards became fully vested at the merger’s effective time, were cancelled, and converted into a cash right based on the $19.00 per‑share merger consideration.

Does Siv Soklin still own Whitestone REIT (WSR) common shares after the merger?

No. As a result of the Company Merger, the disclosure states that Siv Soklin no longer beneficially owns any Company Common Shares, directly or indirectly. Following Whitestone REIT’s delisting and deregistration, Soklin will cease to have ongoing reporting obligations.

What types of Form 4 transaction codes were used in the Whitestone REIT (WSR) filing?

The report shows a D code transaction for disposition to the issuer of 168,104 common shares at $19.00 per share and an A code transaction reflecting acquisition via grant/award of 64,688 shares related to vested TSR Unit Awards converted into cash.

How did the Whitestone REIT (WSR) merger affect TSR Unit Awards held by Siv Soklin?

Each TSR Unit Award became fully vested, was cancelled, and converted into a right to receive cash equal to $19.00 times the number of underlying shares, assuming performance conditions were achieved at the greater of target or actual performance through the merger’s effective time.

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

X

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^*

Siv Soklin

(Last) (First) (Middle)

2600 SOUTH GESSNER

SUITE 500

(Street)

HOUSTON TEXAS 77063

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Whitestone REIT [ WSR ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP of Human Resources

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/14/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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 Shares(1)	07/14/2026		A		64,688(2)	A	$0	168,104	D
Common Shares(1)	07/14/2026		D		168,104(2)	D	$19	0	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. Pursuant to the Agreement and Plan of Merger, dated as of April 8, 2026 (the "Merger Agreement"), by and among Whitestone REIT (the "Company"), Whitestone REIT Operating Partnership, L.P., AREG Wizard Parent LP, AREG Wizard Intermediate LP, and AREG Wizard Operating Partnership LP, each common share of beneficial interest, par value $0.001 per share, of the Company (each, a "Company Common Share"), was converted into the right to receive $19.00 in cash payment (without interest and subject to any applicable withholding taxes). As a result of the Company Merger (as defined in the Merger Agreement), Reporting Person no longer beneficially owns, directly or indirectly, any Company Common Shares, and after giving effect to the Company's delisting and deregistration, will cease to have reporting obligations.

2. Includes 64,688 shares in respect of restricted performance share unit awards (each, a "TSR Unit Award"). In accordance with the terms of the Merger Agreement, each TSR Unit Award that was outstanding as of immediately prior to the effective time of the Company Merger, automatically became fully vested, was cancelled, and was converted into the right to receive an amount in cash (without interest and subject to any applicable withholding taxes) equal to the product of (i) the per share merger consideration of $19.00 and (ii) the number of Company Common Shares that would have vested pursuant to the terms of the TSR Unit Award, assuming that any performance based vesting conditions applicable to such TSR Unit Award for any performance period that has not been completed as of the effective time of the Company Merger were achieved at the levels based on the greater of target or actual performance through the effective time of the Company Merger.

	/s/ John Scott Hogan, Attorney-in Fact for Soklin Siv	07/15/2026
	** 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.
* Form 4: SEC 1474 (03-26)