AMST Insider Transactions
66 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–66; provenance stays internal.
AMST insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2026-04-28 | Purchase | 174,216.0 | $1.44 |
| Parmer George | Director | 2026-04-28 | Purchase | 243,902.0 | $1.44 |
| OMENN GILBERT S | Director | 2025-01-07 | Purchase | 3,333.0 | $3.0 |
| Parmer George | Director | 2025-01-07 | Purchase | 83,333.0 | $3.0 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2025-01-07 | Purchase | 333,333.0 | $3.0 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2023-12-20 | Purchase | 10,000.0 | $1.85 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2023-03-08 | Purchase | 1,019.0 | $3.1 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2023-03-03 | Purchase | 2,000.0 | $3.0 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2023-03-01 | Purchase | 2,000.0 | $3.0 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2023-02-24 | Purchase | 2,000.0 | $2.42 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2022-12-01 | Purchase | 20,000.0 | $0.33 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2022-11-28 | Purchase | 20,000.0 | $0.23 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2021-12-28 | Purchase | 5,000.0 | $0.99 |
| OMENN GILBERT S | Director | 2021-12-14 | Purchase | 8,000.0 | $1.17 |
| OMENN GILBERT S | Director | 2021-12-13 | Purchase | 8,000.0 | $1.18 |
| Barkett Anthony M. | Director | 2021-12-03 | Purchase | 10,000.0 | $1.08 |
| Ogawa Richard | Director | 2021-12-02 | Purchase | 20,000.0 | $1.1 |
| Parmer George | Director | 2021-11-19 | Purchase | 10,000.0 | $1.31 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2021-11-19 | Purchase | 38,271.0 | $1.31 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2021-06-11 | Purchase | 15,000.0 | $3.73 |
| Tompkins Mark N. | TenPercentOwner | 2021-06-01 | Sale | 35,822.0 | $2.5 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-28 | Sale | 17,494.0 | $2.39 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-27 | Sale | 13,600.0 | $2.39 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-26 | Sale | 22,444.0 | $2.27 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-25 | Sale | 11,453.0 | $2.24 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-24 | Sale | 10,243.0 | $2.25 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-21 | Sale | 3,191.0 | $2.2 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-20 | Sale | 56,437.0 | $2.21 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-19 | Sale | 44,400.0 | $2.23 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-18 | Sale | 16,430.0 | $2.19 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-17 | Sale | 7,395.0 | $2.22 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-14 | Sale | 40,109.0 | $2.36 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-13 | Sale | 53,610.0 | $2.3 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-12 | Sale | 13,705.0 | $2.22 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-11 | Sale | 11,311.0 | $2.31 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-10 | Sale | 12,600.0 | $2.5 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-07 | Sale | 12,711.0 | $2.69 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-06 | Sale | 13,777.0 | $2.67 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-05 | Sale | 10,385.0 | $2.61 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-04 | Sale | 51,971.0 | $2.96 |
| Tompkins Mark N. | TenPercentOwner | 2021-05-03 | Sale | 16,234.0 | $2.9 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-30 | Sale | 28,655.0 | $2.72 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-29 | Sale | 16,169.0 | $2.61 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-28 | Sale | 3,400.0 | $2.86 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-27 | Sale | 11,519.0 | $2.95 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-26 | Sale | 13,500.0 | $2.97 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-16 | Sale | 10,627.0 | $2.79 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-15 | Sale | 25,000.0 | $3.23 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-14 | Sale | 12,050.0 | $3.25 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-13 | Sale | 26,494.0 | $3.26 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-12 | Sale | 15,539.0 | $3.43 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-09 | Sale | 11,000.0 | $3.52 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-08 | Sale | 43,450.0 | $3.58 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-06 | Sale | 67,904.0 | $4.19 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-05 | Sale | 9,924.0 | $4.21 |
| Tompkins Mark N. | TenPercentOwner | 2021-04-01 | Sale | 29,427.0 | $4.12 |
| Tompkins Mark N. | TenPercentOwner | 2021-03-31 | Sale | 11,250.0 | $4.26 |
| Tompkins Mark N. | TenPercentOwner | 2021-03-30 | Sale | 45,834.0 | $4.26 |
| Tompkins Mark N. | TenPercentOwner | 2021-03-05 | Sale | 3,449.0 | $6.02 |
| Tompkins Mark N. | TenPercentOwner | 2021-03-04 | Sale | 16,551.0 | $5.54 |
| Tompkins Mark N. | TenPercentOwner | 2020-09-29 | Purchase | 20,000.0 | $5.0 |
| Ogawa Richard | Director | 2020-09-29 | Purchase | 4,000.0 | $5.0 |
| Sastry Ann Marie | CHIEF EXECUTIVE OFFICER | 2020-09-29 | Purchase | 10,000.0 | $5.0 |
| OMENN GILBERT S | Director | 2020-09-29 | Purchase | 20,000.0 | $5.0 |
| LOSH J MICHAEL | Director | 2020-09-29 | Purchase | 10,000.0 | $5.0 |
| Barkett Anthony M. | Director | 2020-09-29 | Purchase | 2,000.0 | $5.0 |