SNES Insider Transactions
87 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–87; provenance stays internal.
SNES insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Edell Michael | Chief Executive Officer | 2026-08-14 | Purchase | 1,000 | $1.21 |
| GLENBROOK CAPITAL MANAGEMENT | Ten Percent Owner | 2026-08-07 | Purchase | 6,490 | $1.2977 |
| GLENBROOK CAPITAL MANAGEMENT | Ten Percent Owner | 2026-08-06 | Purchase | 15,000 | $1.2962 |
| GLENBROOK CAPITAL MANAGEMENT | Ten Percent Owner | 2026-07-20 | Purchase | 35,000 | $1.4734 |
| Edell Michael | Chief Executive Officer | 2026-07-07 | Purchase | 1,000 | $1.4299 |
| GLENBROOK CAPITAL MANAGEMENT | Ten Percent Owner | 2026-06-30 | Purchase | 35,000 | $1.5066 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-29 | Purchase | 5,172.0 | $1.52 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-26 | Purchase | 6,812.0 | $1.56 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-25 | Purchase | 9,442.0 | $1.53 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-24 | Purchase | 3,990.0 | $1.55 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-22 | Purchase | 5,000.0 | $1.66 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-17 | Purchase | 3,264.0 | $1.61 |
| Edell Michael | Chief Executive Officer | 2026-06-08 | Purchase | 1,000.0 | $1.55 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-08 | Purchase | 7,000.0 | $1.61 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-05 | Purchase | 13,159.0 | $1.57 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-06-04 | Purchase | 8,230.0 | $1.65 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-05-18 | Purchase | 10,000.0 | $1.59 |
| Edell Michael | Chief Executive Officer | 2026-05-15 | Purchase | 1,000.0 | $1.62 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-05-15 | Purchase | 7,120.0 | $1.65 |
| Edell Michael | Chief Executive Officer | 2026-05-14 | Purchase | 2,000.0 | $1.7 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-05-14 | Purchase | 15,000.0 | $1.72 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-04-28 | Purchase | 3,000.0 | $1.47 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-03-17 | Purchase | 19,725.0 | $1.79 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-03-16 | Purchase | 5,060.0 | $1.86 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-03-13 | Purchase | 146,249.0 | $1.95 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-19 | Purchase | 34,613.0 | $2.4 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-18 | Purchase | 10,481.0 | $2.29 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-17 | Purchase | 40,807.0 | $2.29 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-13 | Purchase | 15,390.0 | $1.89 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-12 | Purchase | 7,956.0 | $1.72 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-11 | Purchase | 8,000.0 | $1.73 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-05 | Purchase | 2,884.0 | $1.77 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-04 | Purchase | 5,685.0 | $1.82 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-02-02 | Purchase | 42,739.0 | $1.98 |
| GLENBROOK CAPITAL MANAGEMENT | TenPercentOwner | 2026-01-30 | Purchase | 5,399.0 | $1.87 |
| Leach Jacob Steven | Director | 2025-11-18 | Sale | 62.0 | $2.71 |
| Szot Matthew K | Director | 2025-11-14 | Sale | 1.0 | $2.75 |
| Leach Jacob Steven | Director | 2021-08-18 | Purchase | 50,000.0 | $1.54 |
| Leach Jacob Steven | Director | 2021-08-17 | Purchase | 50,000.0 | $1.5 |
| Leach Jacob Steven | Director | 2021-08-16 | Purchase | 50,000.0 | $1.54 |
| Mayer Loretta Powers | Chief Scientific Officer | 2019-10-21 | Sale | 6,000.0 | $0.83 |
| Dyer Cheryl Ann | Pres. & Chief Research Officer | 2019-10-02 | Sale | 6,000.0 | $0.93 |
| Dyer Cheryl Ann | Pres. & Chief Research Officer | 2019-08-15 | Sale | 20,000.0 | $1.21 |
| Mayer Loretta Powers | Chief Scientific Officer | 2019-08-15 | Sale | 20,000.0 | $1.19 |
| Dyer Cheryl Ann | Pres. & Chief Research Officer | 2019-08-14 | Sale | 20,000.0 | $1.18 |
| Mayer Loretta Powers | Chief Scientific Officer | 2019-08-14 | Sale | 20,000.0 | $1.24 |
| SIEGEL KENNETH S | CEO | 2019-07-16 | Purchase | 696,296.0 | $1.35 |
| Williams Julia Ann | Director | 2018-08-13 | Purchase | 1,000.0 | $1.15 |
| Williams Julia Ann | Director | 2018-08-13 | Purchase | 6,000.0 | $1.15 |
| Williams Julia Ann | Director | 2018-08-13 | Purchase | 4,000.0 | $1.15 |
| Mayer Loretta Powers | CEO & Chief Scientific Officer | 2018-06-21 | Sale | 6,000.0 | $2.13 |
| Mayer Loretta Powers | CEO & Chief Scientific Officer | 2017-12-21 | Sale | 6,000.0 | $0.67 |
| Dyer Cheryl Ann | Pres. & Chief Research Officer | 2017-12-04 | Sale | 6,000.0 | $0.82 |
| Williams Julia Ann | Director | 2017-11-24 | Purchase | 1,700.0 | $0.9 |
| Mayer Loretta Powers | CEO & Chief Scientific Officer | 2017-11-21 | Sale | 6,000.0 | $0.89 |
| Dyer Cheryl Ann | Pres. & Chief Research Officer | 2017-11-02 | Sale | 6,000.0 | $2.72 |
| Mayer Loretta Powers | CEO & Chief Scientific Officer | 2017-10-20 | Sale | 6,000.0 | $1.52 |
| Dyer Cheryl Ann | Pres. & Chief Research Officer | 2017-10-03 | Sale | 6,000.0 | $1.97 |
| Mayer Loretta Powers | CEO & Chief Scientific Officer | 2017-09-22 | Sale | 6,000.0 | $1.79 |
| Dyer Cheryl Ann | Pres. & Chief Research Officer | 2017-09-05 | Sale | 6,000.0 | $2.31 |
| Mayer Loretta Powers | CEO & Chief Scientific Officer | 2017-08-21 | Sale | 6,000.0 | $2.37 |
| Altman Andrew | Chief Operating Officer | 2017-08-18 | Purchase | 2,028.0 | $2.46 |
| Williams Julia Ann | Director | 2017-08-17 | Purchase | 9,000.0 | $2.8 |
| Altman Andrew | Chief Operating Officer | 2017-08-17 | Purchase | 14,372.0 | $2.81 |
| Williams Julia Ann | Director | 2017-08-16 | Purchase | 100.0 | $2.75 |
| Altman Andrew | Chief Operating Officer | 2017-08-16 | Purchase | 1,000.0 | $2.82 |
| Altman Andrew | Chief Operating Officer | 2017-08-16 | Purchase | 2,600.0 | $2.79 |
| WICKERSHAM GROVER T. | Director | 2017-07-26 | Purchase | 10,000.0 | $3.04 |
| Williams Julia Ann | Director | 2017-07-26 | Purchase | 10,000.0 | $3.21 |
| WICKERSHAM GROVER T. | Director | 2017-07-25 | Purchase | 2,500.0 | $2.81 |
| WICKERSHAM GROVER T. | Director | 2017-07-25 | Purchase | 12,500.0 | $2.86 |
| CHESTERMAN THOMAS C | CFO and Treasurer | 2017-07-17 | Sale | 393.0 | $5.15 |
| CHESTERMAN THOMAS C | CFO and Treasurer | 2017-07-17 | Sale | 18.0 | $5.17 |
| CHESTERMAN THOMAS C | CFO and Treasurer | 2017-07-17 | Sale | 1,000.0 | $5.13 |
| CHESTERMAN THOMAS C | CFO and Treasurer | 2017-06-12 | Sale | 1,000.0 | $5.85 |
| CHESTERMAN THOMAS C | CFO and Treasurer | 2017-06-09 | Sale | 4,000.0 | $5.85 |
| CHESTERMAN THOMAS C | CFO and Treasurer | 2017-06-08 | Sale | 5,000.0 | $5.57 |
| Williams Julia Ann | Director | 2017-01-27 | Purchase | 1,950.0 | $7.94 |
| WICKERSHAM GROVER T. | Director | 2017-01-27 | Purchase | 1,600.0 | $7.45 |
| RAMSEY ROBERT E JR | Director | 2017-01-27 | Purchase | 7,000.0 | $7.46 |
| WICKERSHAM GROVER T. | Director | 2017-01-24 | Purchase | 1,000.0 | $7.42 |
| WICKERSHAM GROVER T | Director | 2016-12-13 | Purchase | 5,000.0 | $8.0 |
| WICKERSHAM GROVER T | Director | 2016-12-13 | Purchase | 32,500.0 | $8.0 |
| WICKERSHAM GROVER T | Director | 2016-12-13 | Purchase | 5,000.0 | $8.0 |
| WICKERSHAM GROVER T | Director | 2016-12-13 | Purchase | 10,000.0 | $8.0 |
| WICKERSHAM GROVER T | Director | 2016-12-13 | Purchase | 10,000.0 | $8.0 |
| Williams Julia Ann | Director | 2016-12-13 | Purchase | 1,000.0 | $8.39 |