Jeffrey E. Eberwein - 14 Oct 2026 Form 4 Insider Report for Star Equity Holdings, Inc. (STRR)

Reporting relationship: Chief Executive Officer, Director, 10%+ Owner
Issuer ticker: STRR
Reported as of: 14 Oct 2026
Net transaction value: -$27,409
SEC form: 4
Accepted by SEC: 16 Oct 2026, 17:39:50 UTC
Prior SEC filing: 13 Oct 2026
Source filing: View source filing
Reporting owner signature: /s/ Jeffrey E. Eberwein

Filing notes and source

Key filing fact

Jeffrey E. Eberwein filed Form 4 for Star Equity Holdings, Inc. (STRR) on 16 Oct 2026.

Key facts

This page summarizes Jeffrey E. Eberwein's Form 4 filing for Star Equity Holdings, Inc. (STRR).
4 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 16 Oct 2026, 17:39.

Change

Previous filing in this sequence was filed on 13 Oct 2026.
Current net transaction value: -$27,409.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001548312 Primary reporting owner

Eberwein Jeffrey E.

Relationship: Chief Executive Officer, Director, 10%+ Owner
Address: C/O STAR EQUITY HOLDINGS, INC., 53 FOREST AVENUE, SUITE 101, OLD GREENWICH
Signature: /s/ Jeffrey E. Eberwein
Signature date: 16 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

STRR transaction

Series A Preferred Stock

Sale

Transaction value: $9,100
Shares: -1,000
Change %: -0.13%
Price: $9.10
Shares after: 755,937
Date: 14 Oct 2026
Ownership: Direct
Footnotes: F1, F2

STRR transaction

Series A Preferred Stock

Sale

Transaction value: $9,149
Shares: -1,001
Change %: -0.13%
Price: $9.14
Shares after: 754,936
Date: 15 Oct 2026
Ownership: Direct
Footnotes: F1, F2

STRR transaction

Series A Preferred Stock

Sale

Transaction value: $9,160
Shares: -1,000
Change %: -0.13%
Price: $9.16
Shares after: 753,936
Date: 16 Oct 2026
Ownership: Direct
Footnotes: F1, F2

STRR transaction

Common Stock.

Award

Transaction value
Shares: +6,257
Change %: +0.55%
Price: $0.000000^*
Shares after: 1,137,359
Date: 15 Oct 2026
Ownership: Direct
Footnotes: F3, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 4 footnotes

Footnote 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.

Footnote 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.

Footnote 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.

Footnote 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.