Knowles Michael
Chief Executive Officer
Disposition
Calculated transaction value
$117.33K
8,621 shares @ $13.61
Traded
Aug 15, 2026
Filed
Sep 4, 2026
You're reading the free version. Trader adds the live tape and alerts.
Start tracking
One Stop Systems
OSS
ManufacturingIndustrial Machinery
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
5 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Knowles Michael Chief Executive Officer | Sep 4, 2026 20-day lag | Disposition Aug 15, 2026 | $117.33K Filed shares x price | SEC Form 4 View filing | |
| Knowles Michael Chief Executive Officer | Sep 4, 2026 28-day lag | Disposition Aug 7, 2026 | $114.83K Filed shares x price | SEC Form 4 View filing | |
| Gabel Daniel G. Chief Financial Officer | Sep 4, 2026 28-day lag | Disposition Aug 7, 2026 | $51.04K Filed shares x price | SEC Form 4 View filing | |
| Knowles Michael Chief Executive Officer | Jun 12, 2026 7-day lag | Disposition Jun 5, 2026 | $332.31K Filed shares x price | SEC Form 4 View filing | |
| Sean McMaster Executive branch official | Mar 13, 2026 59-day lag | Buy Jan 13, 2026 | $15K - $50K Reported range | OGE 278-T View filing |
Knowles Michael
Chief Executive Officer
Disposition
Calculated transaction value
$114.83K
8,621 shares @ $13.32
Traded
Aug 7, 2026
Filed
Sep 4, 2026
Gabel Daniel G.
Chief Financial Officer
Disposition
Calculated transaction value
$51.04K
3,832 shares @ $13.32
Traded
Aug 7, 2026
Filed
Sep 4, 2026
Knowles Michael
Chief Executive Officer
Disposition
Calculated transaction value
$332.31K
19,675 shares @ $16.89
Traded
Jun 5, 2026
Filed
Jun 12, 2026
Sean McMaster
Executive branch official
Buy
Reported value range
$15K - $50K
Not reported
Traded
Jan 13, 2026
Filed
Mar 13, 2026