As of August 04, 2026, the three largest insider holders of ATOS are Steven C Quay (President Ceo, 88.04K shares), Mark James Daniel (Chief Financial Officer, 63.00K shares), Jonathan Finn (Director, 1.67K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Steven C Quay | President Ceo | 88,038 | 0 | 31 Mar, 2026 |
| Gregory L Weaver | Former Evp, Cfo, Director | 4 | 0 | 17 Nov, 2023 |
| H. Lawrence Remmel | - | 684 | 0 | 28 Mar, 2025 |
| Jonathan Finn | - | 1,667 | 0 | 11 Apr, 2024 |
| Mark James Daniel | Chief Financial Officer | 63,000 | 0 | 30 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 27 Mar, 2026 | Steven C Quay | Common Stock | A | 65,000 | $0.00 | 88,038 | D | A |
| 27 Mar, 2026 | Steven C Quay | Common Stock | A | 65,000 | $0.00 | 88,038 | D | A |
| 27 Mar, 2026 | Steven C Quay | Common Stock | A | 65,000 | $0.00 | 88,038 | D | A |
| 26 Mar, 2026 | Mark James Daniel | Common Stock | A | 63,000 | $0.00 | 63,000 | D | A |
| 26 Mar, 2026 | Mark James Daniel | Common Stock | A | 63,000 | $0.00 | 63,000 | D | A |
| 26 Mar, 2026 | Mark James Daniel | Common Stock | A | 63,000 | $0.00 | 63,000 | D | A |
| 20 Jan, 2026 | Steven C Quay | Common Stock | A | 331,674 | $0.00 | 23,038 | D | A |
| 20 Jan, 2026 | Steven C Quay | Common Stock | A | 331,674 | $0.00 | 23,038 | D | A |
| 20 Jan, 2026 | Steven C Quay | Common Stock | A | 331,674 | $0.00 | 23,038 | D | A |
| 20 Jan, 2026 | Steven C Quay | Stock Options (right to buy) | A | 950,000 | $0.60 | 63,333 | D | A |
| 20 Jan, 2026 | Steven C Quay | Stock Options (right to buy) | A | 950,000 | $0.60 | 63,333 | D | A |
| 20 Jan, 2026 | Steven C Quay | Stock Options (right to buy) | A | 950,000 | $0.60 | 63,333 | D | A |
| 20 Jan, 2026 | Steven C Quay | Common Stock | A | 325,203 | $0.00 | 22,607 | D | A |
| 20 Jan, 2026 | Steven C Quay | Common Stock | A | 325,203 | $0.00 | 22,607 | D | A |
| 20 Jan, 2026 | Steven C Quay | Common Stock | A | 325,203 | $0.00 | 22,607 | D | A |
| 20 Jan, 2026 | Steven C Quay | Stock Options (right to buy) | A | 950,000 | $0.60 | 63,333 | D | A |
| 20 Jan, 2026 | Steven C Quay | Stock Options (right to buy) | A | 950,000 | $0.60 | 63,333 | D | A |
| 20 Jan, 2026 | Steven C Quay | Stock Options (right to buy) | A | 950,000 | $0.60 | 63,333 | D | A |
| 14 Oct, 2025 | Mark James Daniel | Stock Option (right to buy) | A | 578,000 | $0.00 | 38,533 | D | A |
| 14 Oct, 2025 | Mark James Daniel | Stock Option (right to buy) | A | 578,000 | $0.00 | 38,533 | D | A |