STRR SEC Filings: 8-K, 10-Q, S-3 & 424B – Star Equity

Financials

TYPE

HEADLINE

FILED AT

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Aug 14, 2026

11-K

Form 11-K - Annual report of employee stock purchase, savings and similar plans

Jun 26, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

May 12, 2026

10-K

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Mar 20, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Nov 14, 2025

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Aug 8, 2025

News

TYPE

HEADLINE

FILED AT

8-K

Star Equity Holdings' Hudson Talent Solutions Acquires Cornerstone RPO

Nov 4, 2026

8-K

Star Equity Holdings Expands Energy Services Division with Machine Shop Acquisition in Vernal, Utah

Oct 28, 2026

8-K

Star Equity Holdings Outlines Growth Strategy and Financial Highlights in Investor Presentation

Oct 14, 2026

8-K

Star Equity Holdings, Inc. Presentation Highlights Diversified Holding Company Strategy and Financial Metrics

Sep 22, 2026

8-K

Star Equity Holdings, Inc. Declares Cash Dividend of $0.25 Per Share on Series A Preferred Stock

Aug 21, 2026

8-K

Star Equity Holdings Enters Into Merger Agreement to Acquire Harte Hanks

Aug 14, 2026

Prospectus

TYPE

HEADLINE

FILED AT

424B5

May 2026 ATM | Offering amount: $8,700,000 | Bank: Ladenburg Thalmann & Co. Inc.

May 18, 2026

424B3

UPDATED | SHARE RESALE REGISTRATION |

Jul 22, 2025

425

Form 425 - Prospectuses and communications, business combinations

Jul 22, 2025

425

Form 425 - Prospectuses and communications, business combinations

May 21, 2025

424B3

Form 424B3 - Prospectus [Rule 424(b)(3)]

Aug 4, 2010

424B5

Form 424B5 - Prospectus [Rule 424(b)(5)]

Mar 31, 2010

Registrations

TYPE

HEADLINE

FILED AT

S-4

Form S-4 - Registration of securities, business combinations

Oct 19, 2026

S-3

March 2026 SHELF + SHARE RESALE REGISTRATION | Float: 2,543,858

Mar 23, 2026

S-8

Form S-8 - Securities to be offered to employees in employee benefit plans

Aug 21, 2025

8-A12B

Form 8-A12B - Registration of securities [Section 12(b)]

Aug 21, 2025

S-4/A

Form S-4/A - Registration of securities, business combinations: [Amend]

Jul 17, 2025

S-4

Form S-4 - Registration of securities, business combinations

Jul 3, 2025

Proxies

TYPE

HEADLINE

FILED AT

DEF 14A

Form DEF 14A - Other definitive proxy statements

Apr 30, 2026

DEF 14A

Form DEF 14A - Other definitive proxy statements

Jul 1, 2024

PRE 14A

Form PRE 14A - Other preliminary proxy statements

Jun 18, 2024

DEF 14A

Form DEF 14A - Other definitive proxy statements

Oct 5, 2023

DEF 14A

Form DEF 14A - Other definitive proxy statements

Apr 20, 2022

PRE 14A

Form PRE 14A - Other preliminary proxy statements

Apr 5, 2022

Ownerships

TYPE

HEADLINE

FILED AT

Eberwein Jeffrey E. (Reporting)

Nov 2, 2026

SCHEDULE 13G/A

Mink Brook Partners LP (Filed by)

Oct 28, 2026

Eberwein Jeffrey E. (Reporting)

Oct 26, 2026

Eberwein Jeffrey E. (Reporting)

Oct 21, 2026

S-4

Form S-4 - Registration of securities, business combinations

Oct 19, 2026

Eberwein Jeffrey E. (Reporting)

Oct 16, 2026

Other

TYPE

HEADLINE

FILED AT

EFFECT

Form EFFECT - Notice of Effectiveness

Apr 2, 2026

LETTER

Form UPLOAD - SEC-generated letter

Mar 31, 2026

CORRESP

Form CORRESP - Correspondence

Mar 30, 2026

EFFECT

Form EFFECT - Notice of Effectiveness

Jul 23, 2025

CORRESP

Form CORRESP - Correspondence

Jul 18, 2025

LETTER

Form UPLOAD - SEC-generated letter

Jul 10, 2025

Star Equity Holdings, Inc. STRR · SEC Filings