NASDAQ : ATEC
$0.15 (1.86%)
43
60
$5.86M
| Insider Name | Title | Date | Transaction | Cost | Filing Date |
|---|---|---|---|---|---|
| MCGINNIS KAREN K | director | 2026-06-10 | A-Award | 0 | 2026-06-12 |
| MCGINNIS KAREN K | director | 2026-06-11 | S-Sale | 8.01 | 2026-06-12 |
| Blackford Quentin S. | director | 2026-06-10 | A-Award | 0 | 2026-06-12 |
| Valentine Keith | director | 2026-06-10 | A-Award | 0 | 2026-06-12 |
| Pelizzon David R | director | 2026-06-10 | A-Award | 0 | 2026-06-12 |
| Demski David M | director | 2026-06-10 | A-Award | 0 | 2026-06-12 |
| Berkowitz Mortimer III | director | 2026-06-10 | A-Award | 0 | 2026-06-12 |
| Valentine Keith | director | 2026-05-11 | P-Purchase | 7 | 2026-05-11 |
| Valentine Keith | director | 2026-05-08 | P-Purchase | 7.54 | 2026-05-11 |
| Valentine Keith | director | 2026-05-07 | P-Purchase | 7.49 | 2026-05-11 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | M-Exempt | 2.69 | 2026-04-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | F-InKind | 11.03 | 2026-04-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | M-Exempt | 3.34 | 2026-04-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | M-Exempt | 1.68 | 2026-04-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | M-Exempt | 1.98 | 2026-04-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | M-Exempt | 1.68 | 2026-04-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | M-Exempt | 1.98 | 2026-04-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | M-Exempt | 3.34 | 2026-04-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-04-07 | M-Exempt | 2.69 | 2026-04-09 |
| Koning John Todd | officer: CHIEF FINANCIAL OFFICER | 2026-03-13 | S-Sale | 12.36 | 2026-03-17 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2026-03-13 | S-Sale | 12.3 | 2026-03-17 |
| Sponsel David | officer: EVP, SALES | 2026-03-11 | S-Sale | 12.52 | 2026-03-13 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-03-06 | S-Sale | 12.22 | 2026-03-10 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-03-09 | S-Sale | 12.45 | 2026-03-10 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-03-09 | G-Gift | 0 | 2026-03-10 |
| Koning John Todd | officer: CHIEF FINANCIAL OFFICER | 2026-03-05 | F-InKind | 12.57 | 2026-03-09 |
| Miles Patrick | director, officer: CEO | 2026-03-05 | F-InKind | 12.57 | 2026-03-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-03-05 | S-Sale | 12.49 | 2026-03-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Sponsel David | officer: EVP, SALES | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Sponsel David | officer: EVP, SALES | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Sponsel David | officer: EVP, SALES | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Sponsel David | officer: EVP, SALES | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Koning John Todd | officer: CHIEF FINANCIAL OFFICER | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Koning John Todd | officer: CHIEF FINANCIAL OFFICER | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Koning John Todd | officer: CHIEF FINANCIAL OFFICER | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Koning John Todd | officer: CHIEF FINANCIAL OFFICER | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Miles Patrick | director, officer: CEO | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Miles Patrick | director, officer: CEO | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Miles Patrick | director, officer: CEO | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Miles Patrick | director, officer: CEO | 2026-02-25 | A-Award | 0 | 2026-02-27 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | M-Exempt | 3.09 | 2026-02-17 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | M-Exempt | 2.69 | 2026-02-17 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | F-InKind | 13.1 | 2026-02-17 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | M-Exempt | 1.68 | 2026-02-17 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | M-Exempt | 1.93 | 2026-02-17 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | M-Exempt | 3.09 | 2026-02-17 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | M-Exempt | 1.93 | 2026-02-17 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | M-Exempt | 2.69 | 2026-02-17 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-12 | M-Exempt | 1.68 | 2026-02-17 |
| Sponsel David | officer: EVP, SALES | 2026-02-05 | S-Sale | 13.79 | 2026-02-06 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2026-02-03 | S-Sale | 14.71 | 2026-02-04 |
| Miles Patrick | director, officer: CEO | 2026-01-05 | S-Sale | 21.01 | 2026-01-06 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2025-12-16 | S-Sale | 19.64 | 2025-12-18 |
| Pelizzon David R | director | 2025-12-16 | S-Sale | 19.66 | 2025-12-18 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2025-12-10 | S-Sale | 20.84 | 2025-12-12 |
| Sponsel David | officer: EVP, SALES | 2025-12-10 | S-Sale | 20.79 | 2025-12-12 |
| Demski David M | director | 2025-12-11 | S-Sale | 21.2 | 2025-12-12 |
| Pelizzon David R | director, 10 percent owner: | 2025-12-08 | S-Sale | 21.2 | 2025-12-10 |
| Pelizzon David R | director, 10 percent owner: | 2025-12-09 | S-Sale | 21.03 | 2025-12-10 |
| Squadron Capital LLC | 10 percent owner | 2025-12-08 | S-Sale | 21.2 | 2025-12-10 |
| Squadron Capital LLC | 10 percent owner | 2025-12-09 | S-Sale | 21.03 | 2025-12-10 |
| Koning John Todd | officer: CHIEF FINANCIAL OFFICER | 2025-12-08 | F-InKind | 21.45 | 2025-12-10 |
| Miles Patrick | director, officer: CEO | 2025-12-08 | F-InKind | 21.45 | 2025-12-10 |
| Sponsel David | officer: EVP, SALES | 2025-12-08 | S-Sale | 21.45 | 2025-12-10 |
| Squadron Capital Holdings LLC | 10 percent owner | 2025-12-08 | S-Sale | 21.2 | 2025-12-10 |
| Squadron Capital Holdings LLC | 10 percent owner | 2025-12-09 | S-Sale | 21.03 | 2025-12-10 |
| Pritzker Jennifer N. | 10 percent owner | 2025-12-08 | S-Sale | 21.2 | 2025-12-10 |
| Pritzker Jennifer N. | 10 percent owner | 2025-12-09 | S-Sale | 21.03 | 2025-12-10 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2025-12-05 | S-Sale | 21.47 | 2025-12-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2025-12-05 | S-Sale | 21.48 | 2025-12-09 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2025-12-05 | S-Sale | 21.47 | 2025-12-09 |
| Miles Patrick | director, officer: CEO | 2025-12-01 | S-Sale | 22.11 | 2025-12-03 |
| Pritzker Jennifer N. | 10 percent owner | 2025-11-24 | S-Sale | 20.62 | 2025-11-26 |
| Squadron Capital Holdings LLC | 10 percent owner | 2025-11-24 | S-Sale | 20.62 | 2025-11-26 |
| Pelizzon David R | director, 10 percent owner: | 2025-11-24 | S-Sale | 20.62 | 2025-11-25 |
| Squadron Capital LLC | 10 percent owner | 2025-11-24 | S-Sale | 20.62 | 2025-11-25 |
| Marshall Tyson Eliot | officer: GENERAL COUNSEL & CORP. SEC. | 2025-11-20 | S-Sale | 19.51 | 2025-11-21 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2025-11-20 | M-Exempt | 3.63 | 2025-11-21 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2025-11-20 | S-Sale | 19.8 | 2025-11-21 |
| Lish Scott | officer: CHIEF OPERATING OFFICER | 2025-11-20 | M-Exempt | 3.63 | 2025-11-21 |
| Squadron Capital Holdings LLC | 10 percent owner | 2025-11-12 | S-Sale | 20.8 | 2025-11-14 |
| Pritzker Jennifer N. | 10 percent owner | 2025-11-12 | S-Sale | 20.8 | 2025-11-14 |
| Pelizzon David R | director, 10 percent owner: | 2025-11-12 | S-Sale | 20.8 | 2025-11-14 |
| Squadron Capital LLC | 10 percent owner | 2025-11-12 | S-Sale | 20.8 | 2025-11-14 |
| Rydin Jeffrey P | director | 2025-11-03 | S-Sale | 19.32 | 2025-11-05 |
| Miles Patrick | director, officer: CEO | 2025-11-03 | S-Sale | 18.96 | 2025-11-05 |
| Hunsaker Craig E | officer: EVP, PEOPLE & CULTURE | 2025-10-31 | S-Sale | 19.95 | 2025-10-31 |
| Sponsel David | officer: EVP, SALES | 2025-10-24 | S-Sale | 16.18 | 2025-10-28 |