Sell4

Star Equity Holdings, Inc.

STRR

Total Value

$27.4K

Net $27.4K sold

Filing Date

Oct 16, 2026

4 transactions

Sales

$27.4K

3 transactions

Trade Summary

On Oct 14, 2026 through Oct 16, 2026, Eberwein Jeffrey E., Chief Executive Officer, Director, 10% Owner, sold $27.4K of Star Equity Holdings, Inc. (STRR) across 4 transactions. The filing covers Series A Preferred Stock and reflects net selling of $27.4K. Reported prices ranged from $9.10 to $9.16. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Price at the Time of the Trade

STRR daily price with the insider's sale marked at $9.13.

Sold near the 6-month low · the stock trades 7% higher today.

Price data is delayed and provided for context only — not investment advice.

Insider Information

Name: Eberwein Jeffrey E.
Role: Chief Executive Officer, Director, 10% Owner
Location: OLD GREENWICH, CT

Filing Details

Filing Date: Oct 16, 2026
Transaction Date: Oct 14, 2026
Accession Number: 0001548312-26-000051
Form Type: 4
Net Trading Amount: -$27.4K

Non-Derivative Transactions

Date	Security	Shares	Price	Type	Value
Oct 14, 2026	Series A Preferred Stock	1,000	$9.10	Sale	$9.1K
Oct 15, 2026	Series A Preferred Stock	1,001	$9.14	Sale	$9.1K
Oct 16, 2026	Series A Preferred Stock	1,000	$9.16	Sale	$9.2K
Oct 15, 2026	Common Stock.	6,257	—	Grant/Award	—

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Footnotes

(F1)The sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person and assumed by Clear Street LLC, providing for the sale of shares of the Issuer's Series A Cumulative Perpetual Preferred Stock, par value $0.001 per share. Sales under the plan were permitted to begin on October 1, 2026, and the plan expires on October 1, 2028, unless terminated earlier.
(F2)The price reported in Column 4 is a weighted average price, rounded to the nearest cent. These shares were sold in multiple transactions at prices ranging from $9.06 to $9.11 on October 14, 2026, $9.06 to $9.60 on October 15, 2026, and $9.16 to $9.24 on October 16, 2026. The Reporting Person undertakes to provide the Issuer and any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price such shares were sold.
(F3)Includes 6,257 shares of restricted stock credited to the Reporting Person's account under the Issuer's 2009 Incentive Stock and Awards Plan, as amended and restated. Mr. Eberwein has elected to receive fifty percent of his base salary in the form of such restricted stock. Each share of restricted stock shall vest upon the first anniversary of the grant date and represents the right to receive, at settlement, one share of common stock.
(F4)Includes (i) 23,852 shares of restricted stock and (ii) 6,750 RSUs credited to the Reporting Person's account under the Issuer's 2009 Incentive Stock and Awards Plan, as amended and restated; and (iii) 1,106,757 shares of common stock. Excludes 2,000 shares indirectly owned in contributory 401(k) and IRA accounts. Each share of restricted stock and each RSU represents the right to receive, at settlement, one share of common stock.

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^*

Eberwein Jeffrey E.

(Last)

(First)

(Middle)

C/O STAR EQUITY HOLDINGS, INC.

53 FOREST AVENUE, SUITE 101

(Street)

OLD GREENWICH

06870

(City)

(State)

(Zip)

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

3. Date of Earliest Transaction (Month/Day/Year)
10/14/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Series A Preferred Stock	10/14/2026		S⁽¹⁾		1,000	D	$9.1⁽²⁾	755,937	D
Series A Preferred Stock	10/15/2026		S⁽¹⁾		1,001	D	$9.14⁽²⁾	754,936	D
Series A Preferred Stock	10/16/2026		S⁽¹⁾		1,000	D	$9.16⁽²⁾	753,936	D
Common Stock.	10/15/2026		A		6,257⁽³⁾	A	$0	1,137,359⁽⁴⁾	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person and assumed by Clear Street LLC, providing for the sale of shares of the Issuer's Series A Cumulative Perpetual Preferred Stock, par value $0.001 per share. Sales under the plan were permitted to begin on October 1, 2026, and the plan expires on October 1, 2028, unless terminated earlier.

2. The price reported in Column 4 is a weighted average price, rounded to the nearest cent. These shares were sold in multiple transactions at prices ranging from $9.06 to $9.11 on October 14, 2026, $9.06 to $9.60 on October 15, 2026, and $9.16 to $9.24 on October 16, 2026. The Reporting Person undertakes to provide the Issuer and any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price such shares were sold.

3. Includes 6,257 shares of restricted stock credited to the Reporting Person's account under the Issuer's 2009 Incentive Stock and Awards Plan, as amended and restated. Mr. Eberwein has elected to receive fifty percent of his base salary in the form of such restricted stock. Each share of restricted stock shall vest upon the first anniversary of the grant date and represents the right to receive, at settlement, one share of common stock.

4. Includes (i) 23,852 shares of restricted stock and (ii) 6,750 RSUs credited to the Reporting Person's account under the Issuer's 2009 Incentive Stock and Awards Plan, as amended and restated; and (iii) 1,106,757 shares of common stock. Excludes 2,000 shares indirectly owned in contributory 401(k) and IRA accounts. Each share of restricted stock and each RSU represents the right to receive, at settlement, one share of common stock.

Remarks:

	/s/ Jeffrey E. Eberwein	10/16/2026
	** 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 as rendered by the SEC from accession 0001548312-26-000051.

Star Equity Holdings, Inc.

Trade Summary

Price at the Time of the Trade

Company Information

Insider Information

Filing Details

Non-Derivative Transactions

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Footnotes

SEC Form 4

SEC Filing

SEC Form 4

Price at the Time of the Trade