Insider · CIK 0001755059
Michael Knowles
Files at OSS (ONE STOP SYSTEMS, INC.). First filing -, latest -.
In brief
Michael Knowles files SEC Form 4 as CEO and director at OSS (ONE STOP SYSTEMS, INC.). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.
A track record needs three past buys with six months of prices behind them; Michael Knowles has 0, so none is measured yet.
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 14 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 7, 2026 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -8,621 | $13.32 | $115k | 598,762 | 39 d ago |
| Aug 15, 2026 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -8,621 | $13.61 | $117k | 590,141 | 39 d ago |
| Jun 5, 2026 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -19,675 | $16.89 | $332k | 607,383 | Jun 12, 2026 |
| May 21, 2025 | OSS ONE STOP SYSTEMS, INC. | AGrant or award Common Stock | +0 | $0.00 | $0 | 591,653 | Mar 27, 2026 |
| Feb 7, 2026 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -13,298 | $9.24 | $123k | 654,708 | Mar 2, 2026 |
| Feb 15, 2026 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -6,650 | $8.70 | $58k | 648,058 | Mar 2, 2026 |
| Feb 7, 2026 | OSS ONE STOP SYSTEMS, INC. | AGrant or award Common Stock | +101,862 | $0.00 | $0 | 668,006 | Feb 11, 2026 |
| Dec 31, 2025 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -19,075 | $7.18 | $137k | 566,144 | Jan 7, 2026 |
| Feb 7, 2025 | OSS ONE STOP SYSTEMS, INC. | AGrant or award Common Stock | +131,448 | $4.06 | $534k | 608,453 | Sep 2, 2025 |
| Feb 20, 2025 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -16,800 | $3.76 | $63k | 591,653 | Sep 2, 2025 |
| May 21, 2025 | OSS ONE STOP SYSTEMS, INC. | AGrant or award Common Stock | +21,000 | $0.00 | $0 | 612,653 | Sep 2, 2025 |
| Jun 5, 2025 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -19,075 | $3.06 | $58k | 593,578 | Sep 2, 2025 |
| Aug 20, 2025 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -8,359 | $5.26 | $44k | 585,219 | Sep 2, 2025 |
| Dec 5, 2020 | OSS ONE STOP SYSTEMS, INC. | FTax withholding Common Stock | -17,525 | $2.41 | $42k | 477,530 | Dec 30, 2024 |
Questions about Michael Knowles
Answered from the filings on this page, as of the latest one.
Is Michael Knowles buying or selling?
Michael Knowles has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.
How did Michael Knowles's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Michael Knowles has 0.
Where does Michael Knowles file Form 4?
Michael Knowles has filed Form 4 at OSS (ONE STOP SYSTEMS, INC.) as Chief Executive Officer. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.