One Stop Systems Inc.

Last updated September 27, 2026

Organization details

Legal name
One Stop Systems Inc.
Ownership
Public
Status
Active
Sector (GICS)
Information Technology
SIC code
3571 — Electronic Computers
Headquarters city
Escondido
Headquarters state / province
California
Headquarters country
United States
Fiscal year end
December
Ticker symbol
OSS
Primary stock exchange
Nasdaq

Identifiers

SEC CIK
0001394056
EIN
33-0885351

Board of directors

Chief executives

David Raun · President and CEO
Dates unknown
Michael Knowles · Chief Executive Officer
Dates unknown

Director election results

Annual meeting of May 13, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

2 of this board's directors also sit on 3 other boards.

Network of One Stop Systems Inc.'s board connections Dare Bioscience Inc. Dare Bioscience Inc. KORU Medical Systems Inc. KORU Medical Systems I... Myomo Inc. Myomo Inc. Gregory W. Matz Gregory W. Matz Joseph M. Manko Jr. Joseph M. Manko Jr. One Stop Systems Inc.
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$369,380
3 sales by 3 insiders
Date Insider Transaction Shares Price Value
Aug 15, 2026 Michael Knowles Director, Officer (Chief Executive Officer) Shares withheld for tax −8,621 $13.61 $117,332
Aug 7, 2026 Gabel Daniel G. Officer (Chief Financial Officer) Shares withheld for tax −3,832 $13.32 $51,042
Aug 7, 2026 Michael Knowles Director, Officer (Chief Executive Officer) Shares withheld for tax −8,621 $13.32 $114,832
Jun 5, 2026 Michael Knowles Director, Officer (Chief Executive Officer) Shares withheld for tax −19,675 $16.89 $332,311
May 26, 2026 Gregory W. Matz Director Open-market sale −8,000 $17.52 $140,160
May 26, 2026 Mitchell H. Herbets Director Open-market sale −5,000 $17.62 $88,100
May 26, 2026 David George Bassett Director Open-market sale −8,000 $17.64 $141,120
May 20, 2026 Gregory W. Matz Director Grant or award +11,984 — —
May 20, 2026 Michael J. Dumont Director Grant or award +11,984 — —
May 20, 2026 Mitchell H. Herbets Director Grant or award +11,984 — —
May 20, 2026 David George Bassett Director Grant or award +11,984 — —
May 11, 2026 Gabel Daniel G. Officer (Chief Financial Officer) Shares withheld for tax −1,613 $15.68 $25,292
Feb 15, 2026 Michael Knowles Director, Officer (Chief Executive Officer) Shares withheld for tax −6,650 $8.70 $57,855
Feb 15, 2026 Ison James Officer (CPO) Shares withheld for tax −3,120 $8.70 $27,144
Feb 15, 2026 Ison James Officer (CPO) Gift −4,263 — —

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Questions about One Stop Systems Inc.

Who is the CEO of One Stop Systems Inc.?

David Raun is One Stop Systems Inc.'s President and CEO.

How many directors are on One Stop Systems Inc.'s board?

One Stop Systems Inc.'s board has 9 directors: David George Bassett, David Raun, Gioia Messinger, Gregory W. Matz, Joseph M. Manko Jr., Kenneth F. Potashner, Michael J. Dumont, Michael Knowles and Mitchell H. Herbets.

Are One Stop Systems Inc. insiders buying or selling shares?

Over the last 12 months, One Stop Systems Inc. insiders made no open-market purchases and sold $369,380 of shares in 3 sales on the open market, as reported to the SEC on Forms 4 and 5.

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