Director at Star Equity (NASDAQ: HSON) buys 1,500 shares in market

Rhea-AI Filing Summary

Star Equity Holdings, Inc. director Louis A. Parks reported buying 1,500 shares of common stock in an open-market transaction at $10.01 per share on March 27, 2026, bringing his direct ownership to 9,309 shares.

On March 25, 2026, he also exercised 417 Restricted Stock Units at a $0.00 exercise price, receiving 417 shares of common stock as the award fully vested. Footnotes indicate he has 7,012 additional Restricted Stock Units credited under the company’s incentive plan, each representing one future share of common stock.

Insider Trade Summary

Net Buyer: 1,500 shares ($15,015)

Net Buy 3 txns

Insider Parks Louis A.

Role Director

Bought 1,500 shs ($15K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	1,500	$10.01	$15K
Exercise	Restricted Stock Unit	417	$0.00	--
Exercise	Common Stock	417	$0.00	--

Holdings After Transaction: Common Stock — 9,309 shares (Direct); Restricted Stock Unit — 0 shares (Direct)

Footnotes (1)

1. Each Restricted Stock Unit represents the right to receive, at settlement, one share of common stock. This transaction represents the settlement of Restricted Stock Units in shares of common stock on their scheduled vesting date. Includes 7,012 Restricted Stock Units credited to the Reporting Person's account under the Issuer's 2009 Incentive Stock and Awards Plan, as amended and restated. Each Restricted Stock Unit represents the right to receive, at settlement, one share of Common Stock payable upon the first anniversary of the Grant Date. On March 25, 2025, the Reporting Person was granted Restricted Stock Units by Star Operating Companies, Inc. ("SOC"), each of which represented the right to receive, at settlement, one share of SOC common stock ("SOC RSUs"). Pursuant to the Agreement and Plan of Merger, dated as of May 21, 2025, by and among SOC, the Issuer and HSON Merger Sub, Inc., a wholly owned subsidiary of the Issuer, the Reporting Person's SOC RSUs were exchanged for 417 Restricted Stock Units. As to this grant, one hundred percent (100%) of the Restricted Stock Units vested on March 25, 2026.

Form 4 Insider Transactions: What Each Field Means →

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^*

Parks Louis A.

(Last) (First) (Middle)

STAR EQUITY HOLDINGS, INC.

53 FOREST AVENUE, SUITE 101

(Street)

OLD GREENWICH CONNECTICUT 06870

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Star Equity Holdings, Inc. [ STRR ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/25/2026

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 Stock	03/25/2026		M		417	A	(1)(2)	7,809(3)	D
Common Stock	03/27/2026		P		1,500	A	$10.01	9,309	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
Restricted Stock Unit	(1)(2)	03/25/2026		M			417	(4)	(4)	Common Stock	417	(1)	0	D

Explanation of Responses:

1. Each Restricted Stock Unit represents the right to receive, at settlement, one share of common stock.

2. This transaction represents the settlement of Restricted Stock Units in shares of common stock on their scheduled vesting date.

3. Includes 7,012 Restricted Stock Units credited to the Reporting Person's account under the Issuer's 2009 Incentive Stock and Awards Plan, as amended and restated. Each Restricted Stock Unit represents the right to receive, at settlement, one share of Common Stock payable upon the first anniversary of the Grant Date.

4. On March 25, 2025, the Reporting Person was granted Restricted Stock Units by Star Operating Companies, Inc. ("SOC"), each of which represented the right to receive, at settlement, one share of SOC common stock ("SOC RSUs"). Pursuant to the Agreement and Plan of Merger, dated as of May 21, 2025, by and among SOC, the Issuer and HSON Merger Sub, Inc., a wholly owned subsidiary of the Issuer, the Reporting Person's SOC RSUs were exchanged for 417 Restricted Stock Units. As to this grant, one hundred percent (100%) of the Restricted Stock Units vested on March 25, 2026.

Remarks:

	s/ Hannah Bible, as Attorney-in-Fact for Louis Parks	03/27/2026
	** 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)

FAQ

What insider transaction did Star Equity (HSON) director Louis A. Parks report?

Louis A. Parks reported buying 1,500 shares of Star Equity common stock in the open market. The purchase, disclosed on Form 4, increases his direct holdings and follows a separate vesting of 417 restricted stock units into common shares.

At what price did Louis A. Parks buy Star Equity (HSON) shares?

He bought 1,500 Star Equity common shares at $10.01 per share. This was an open-market purchase and is classified on Form 4 under transaction code P, which denotes a purchase in an open market or private transaction.

How many Star Equity (HSON) shares does Louis A. Parks own after the transactions?

After the reported transactions, Louis A. Parks directly owns 9,309 shares of Star Equity common stock. This figure reflects both his open-market purchase of 1,500 shares and the receipt of 417 shares from vested restricted stock units.

What happened to Louis A. Parks’ restricted stock units in the recent Star Equity (HSON) filing?

A block of 417 restricted stock units fully vested and was settled into 417 shares of Star Equity common stock on March 25, 2026. This settlement is recorded with transaction code M, indicating the exercise or conversion of a derivative security.

Does Louis A. Parks still hold unvested RSUs in Star Equity Holdings (HSON)?

Footnotes state that 7,012 restricted stock units remain credited to his account under Star Equity’s 2009 Incentive Stock and Awards Plan. Each unit represents the right to receive one share of common stock upon settlement on the first anniversary of its grant date.

How are Louis A. Parks’ RSUs related to Star Equity’s merger with SOC for HSON investors?

The filing notes that certain SOC restricted stock units were exchanged for 417 Star Equity RSUs under a merger agreement. Those exchanged RSUs vested 100% on March 25, 2026, and were settled in Star Equity common stock, aligning prior SOC awards with the combined company.