Companies / One Stop Systems, Inc.
One Stop Systems, Inc.
Nasdaq: OSSCIK 1394056ESCONDIDO, CA
Financials · FY2025
Ownership
24.9M shares outstanding · as of Jun 30, 2026
Ownership
| Insiders | 5.64% | 1,407,049 |
| 10%+ / strategic | 7.73% | 1,928,814 |
| Institutions | 40.32% | 10,055,153 |
| Public float | 46.31% | 11,549,114 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 7
View all →| Insider | % of shares | Shares |
|---|---|---|
Knowles MichaelCEOChief Executive Officer · Director | 2.44% | 607,383 |
Ison JamesCPO | 1.50% | 373,055 |
Gabel Daniel G.Chief Financial Officer | 0.62% | 153,896 |
Dumont Michael J.Director | 0.48% | 119,833 |
Matz Gregory WDirector | 0.32% | 78,914 |
Herbets Mitchell HDirector | 0.20% | 48,984 |
Bassett David GeorgeDirector | 0.10% | 24,984 |
Institutional holders 73
View all →| Holder | Value | % of shares |
|---|---|---|
| $33.41M | 7.37% | |
| $7.57M | 4.23% | |
| $6.99M | 1.54% | |
| $4.98M | 2.78% | |
| $4.78M | 2.67% | |
| $4.34M | 2.42% | |
| $4.09M | 2.17% | |
| $3.17M | 1.68% | |
| $3.10M | 1.73% | |
| $3.03M | 1.61% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | BlackRock, Inc. 13F manager | Add | — | $30.91M | +1.7M +1237.16% | 1,837,840 7.37% of shares | medium |
| Q2 2026 as of | State Street Corporation 13F manager | Add | — | $5.45M | +300K +354.34% | 384,259 1.54% of shares | medium |
| Q1 2026 as of | Arrowstreet Capital, Limited Partnership 13F manager | Exit | — | $-4.98M | -693K -100.00% | — | low |
| Q1 2026 as of | Millennium Management LLC 13F manager | Add | — | $2.72M | +359K +865.38% | 400,729 1.61% of shares | low |
| Q1 2026 as of | Bard Associates, Inc. 13F manager | Trim | — | $-2.35M | -310K -36.46% | 540,666 2.17% of shares | low |
| Q1 2026 as of | Archon Capital Management LLC 13F manager | Exit | — | $-2.35M | -327K -100.00% | — | low |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Exit | — | $-1.82M | -253K -100.00% | — | low |
| Q1 2026 as of | BNP Paribas Financial Markets 13F manager | Trim | — | $-1.71M | -226K -99.13% | 1,996 <0.01% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Bard Associates, Inc. | Passive13G/A | — |
| Lynrock Lake LP | Passive13G/A | — |
| Jane Street Group, LLC | Passive13G | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| OSS | — | 68247W109 |