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One Stop Systems Inc (OSS)

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Insider transactions

A complete record of Form 4 filings tracking every share acquisition and disposal by executives, directors, and senior officers. Filterable by date range and transaction type, the table exposes the direct market actions of those with the deepest knowledge of a company's operations — providing a factual, data-driven signal of internal conviction that complements traditional fundamental and technical analysis.

Transaction date
Executive
Executive Title
Security Type
Acquisition / Disposal
Shares
Share price
Aug 15, 2026KNOWLES, MICHAELDirector, Chief Executive OfficerCommon StockDisposal8,62113.61
Aug 7, 2026KNOWLES, MICHAELDirector, Chief Executive OfficerCommon StockDisposal8,62113.32
Aug 7, 2026GABEL, DANIEL G.Chief Financial OfficerCommon StockDisposal3,83213.32
Jun 5, 2026KNOWLES, MICHAELDirector, Chief Executive OfficerCommon StockDisposal19,67516.89
May 26, 2026BASSETT, DAVID GEORGEDirectorCommon StockDisposal8,00017.64
May 26, 2026MATZ, GREGORY WDirectorCommon StockDisposal8,00017.52
May 26, 2026HERBETS, MITCHELL HDirectorCommon StockDisposal5,00017.62
May 20, 2026MATZ, GREGORY WDirectorCommon StockAcquisition11,9840
May 20, 2026BASSETT, DAVID GEORGEDirectorCommon StockAcquisition11,9840
May 20, 2026DUMONT, MICHAEL J.DirectorCommon StockAcquisition11,9840
May 20, 2026HERBETS, MITCHELL HDirectorCommon StockAcquisition11,9840
May 11, 2026GABEL, DANIEL G.Chief Financial OfficerCommon StockDisposal1,61315.68
Feb 15, 2026KNOWLES, MICHAELDirector, Chief Executive OfficerCommon StockDisposal6,6508.7
Feb 15, 2026ISON, JAMESCPOCommon StockDisposal3,1208.7
Feb 15, 2026ISON, JAMESCPOCommon StockDisposal4,2630
Feb 15, 2026ISON, JAMESCPOCommon StockAcquisition4,2630
Feb 7, 2026ISON, JAMESCPOCommon StockDisposal8,2130
Feb 7, 2026KNOWLES, MICHAELDirector, Chief Executive OfficerCommon StockAcquisition101,8620
Feb 7, 2026ISON, JAMESCPOCommon StockAcquisition34,3130
Feb 7, 2026GABEL, DANIEL G.Chief Financial OfficerCommon StockDisposal7,7999.24
Feb 7, 2026KNOWLES, MICHAELDirector, Chief Executive OfficerCommon StockDisposal13,2989.24
Feb 7, 2026GABEL, DANIEL G.Chief Financial OfficerCommon StockAcquisition55,2390
Feb 7, 2026ISON, JAMESCPOCommon StockAcquisition8,2130
Feb 7, 2026ISON, JAMESCPOCommon StockDisposal6,5469.24
Dec 31, 2025GABEL, DANIEL G.Chief Financial OfficerCommon StockDisposal3,2157.18
Dec 31, 2025KNOWLES, MICHAELDirector, Chief Executive OfficerCommon StockDisposal19,0757.18