GUNDERMANN PETER J
Insider transactions at 2 companies
This page shows all SEC Form 4 filings attributed to GUNDERMANN PETER J. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| ATROB | PRESIDENT/CEO | Option Exercise | 4,418 | $27.72 | $122,467 | Nov 20, 2025 |
| ATROB | PRESIDENT/CEO | Tax Withholding | 11,707 | $49.35 | $577,740 | Nov 20, 2025 |
| MOG-B | Award / Grant | 575 | — | — | Nov 11, 2025 | |
| MOG-B | Tax Withholding | 790 | $208.77 | $164,928 | Oct 28, 2025 | |
| ATROB | PRESIDENT/CEO | Tax Withholding | 4,133 | $24.91 | $102,953 | Mar 18, 2025 |
| ATROB | PRESIDENT/CEO | Tax Withholding | 4,133 | $24.91 | $102,953 | Mar 18, 2025 |
| MOG-B | Award / Grant | 604 | — | — | Nov 12, 2024 | |
| MOG-B | Tax Withholding | 657 | $226.58 | $148,863 | Nov 7, 2024 | |
| ATROB | PRESIDENT/CEO | Other | 253 | $18.89 | $4,772 | May 10, 2024 |
| ATROB | PRESIDENT/CEO | Tax Withholding | 85 | $18.90 | $1,606 | Mar 8, 2024 |
| ATROB | PRESIDENT/CEO | Award / Grant | 19,817 | — | — | Mar 1, 2024 |
| MOG-B | Award / Grant | 1,013 | — | — | Nov 14, 2023 | |
| MOG-B | Tax Withholding | 1,050 | $117.59 | $123,470 | Oct 12, 2023 | |
| ATROB | PRESIDENT/CEO | Other | 263 | $17.44 | $4,578 | Aug 21, 2023 |
| ATROB | PRESIDENT/CEO | Tax Withholding | 1,996 | $14.47 | $28,882 | Mar 10, 2023 |
| ATROB | PRESIDENT/CEO | Other | 483 | — | — | Dec 9, 2022 |
| MOG-B | Sale | 1,410 | $86.15 | $121,472 | Dec 9, 2022 | |
| MOG-B | Award / Grant | 1,204 | — | — | Nov 15, 2022 | |
| MOG-B | Option Exercise | 1,500 | $36.41 | $54,615 | Oct 26, 2022 | |
| ATROB | PRESIDENT/CEO | Option Exercise | 351 | — | — | Mar 4, 2022 |
| ATROB | PRESIDENT/CEO | Option Exercise | 22,254 | $9.20 | $204,737 | Jan 28, 2022 |
| ATROB | PRESIDENT/CEO | Option Exercise | 16,249 | $13.59 | $220,824 | Dec 1, 2021 |
| MOG-B | Tax Withholding | 879 | $71.44 | $62,796 | Nov 29, 2021 | |
| MOG-B | Award / Grant | 1,205 | — | — | Nov 16, 2021 | |
| ATROB | PRESIDENT/CEO | Option Exercise | 1,805 | — | — | Mar 17, 2021 |
| ATROB | PRESIDENT/CEO | Option Exercise | 14,700 | $7.68 | $112,896 | Dec 2, 2020 |
| MOG-B | Tax Withholding | 711 | $77.81 | $55,323 | Nov 19, 2020 | |
| MOG-B | Award / Grant | 1,159 | — | — | Nov 17, 2020 | |
| ATROB | PRESIDENT/CEO | Option Exercise | 26,025 | $7.68 | $199,872 | Nov 12, 2020 |
| ATROB | PRESIDENT/CEO | Option Exercise | 37,480 | $2.84 | $106,443 | Dec 3, 2019 |
| MOG-B | Option Exercise | 1,125 | $26.66 | $29,993 | Nov 22, 2019 | |
| MOG-B | Award / Grant | 989 | — | — | Nov 12, 2019 | |
| ATROB | PRESIDENT/CEO | Option Exercise | 64,644 | $2.85 | $184,235 | Dec 6, 2018 |
| MOG-B | Award / Grant | 998 | — | — | Nov 13, 2018 | |
| ATROB | PRESIDENT/CEO | Other | 74,073 | — | — | Oct 12, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 47,322 | $45.00 | $2,129,490 | Aug 3, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $38.80 | $77,600 | Apr 20, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $36.42 | $72,840 | Apr 13, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $36.34 | $72,680 | Apr 6, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $36.66 | $73,320 | Apr 2, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $36.10 | $72,200 | Mar 23, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $38.88 | $77,760 | Mar 16, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $40.61 | $81,220 | Mar 9, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $39.66 | $79,320 | Mar 2, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $40.80 | $81,600 | Feb 23, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $42.06 | $84,120 | Feb 16, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $38.99 | $77,980 | Feb 9, 2018 |
| ATROB | PRESIDENT/CEO | Sale | 2,000 | $43.48 | $86,960 | Feb 2, 2018 |
| ATROB | PRESIDENT/CEO | Gift | 7,200 | — | — | Dec 28, 2017 |
| ATROB | PRESIDENT/CEO | Option Exercise | 12,431 | $13.22 | $164,338 | Dec 14, 2017 |