Form4insider filings, from the source

Company · CIK 0001210708 · SIC 7363 — Services-Help Supply Services · Nasdaq

Star Equity Holdings, Inc. · STRR

Insider activity reported against this company. All insider holders · Files at: STRR. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 18, 2026 MForm 4 →Aug 19, 6:07 pm EDTTodd Michael FruhbeisDirector535——5,946—
Aug 18, 2026 MForm 4 →Aug 19, 6:06 pm EDTLouis A. ParksDirector485——970—
Aug 18, 2026 MForm 4 →Aug 19, 6:05 pm EDTJennifer PalmerDirector460——920—
Aug 18, 2026 MForm 4 →Aug 19, 6:05 pm EDTJeffrey E. EberweinChief Executive Officer, Director, 10% Owner860——765,937—
Jul 27, 2026 MForm 4 →Jul 29, 8:17 pm EDTRichard Kenneth Coleman Jr.Chief Operating Officer1,161——20,161—
Jul 27, 2026 FMForm 4 →Jul 29, 8:15 pm EDTHannah M. BibleChief Legal Officer487$11.00$1,2213,106—
Jul 27, 2026 FForm 4 →Jul 29, 8:11 pm EDTShawn Spain MilesExecutive Vice President117$11.00$1,2877,782—
Jul 15, 2026 AForm 4 →Jul 16, 6:12 pm EDTJeffrey E. EberweinChief Executive Officer, Director, 10% Owner5,388——1,131,102—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 18, 2026 MForm 4 →Aug 19, 6:07 pm EDTTodd Michael FruhbeisDirector535——0—
Aug 18, 2026 MForm 4 →Aug 19, 6:06 pm EDTLouis A. ParksDirector485——0—
Aug 18, 2026 MForm 4 →Aug 19, 6:05 pm EDTJennifer PalmerDirector460——0—
Aug 18, 2026 MForm 4 →Aug 19, 6:05 pm EDTJeffrey E. EberweinChief Executive Officer, Director, 10% Owner860——0—
Jul 27, 2026 MForm 4 →Jul 29, 8:17 pm EDTRichard Kenneth Coleman Jr.Chief Operating Officer1,161——0—
Jul 27, 2026 MForm 4 →Jul 29, 8:15 pm EDTHannah M. BibleChief Legal Officer376——0—

Filed by this entity as an insider elsewhere — common stock

No reported common-stock activity in this period.

Filed by this entity as an insider elsewhere — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.