— (TAU.V)
58 transactions · range: 2023-02-14 → 2026-06-08 · last refreshed 2026-06-12T22:52
| Date | Insider | Type | Shares | Price | Value | Post-balance | Title |
|---|---|---|---|---|---|---|---|
| 2026-06-08 | Dr. Thomas Mumford | Open Market Acquisition | 5,000 | $2.20 | $11,004 | 288,776 | Independent Director |
| 2026-05-06 | Mr. Nicholas Stajduhar | Derivative Exercise and Retained Stock | 393,600 | $0.93 | $366,957 | 193,600 | Vice President of Corporate Development |
| 2026-05-06 | Mr. Nicholas Stajduhar | Derivative Acquisition Under Employee Benefit Plan | 298,400 | $1.95 | $580,783 | 433,400 | Vice President of Corporate Development |
| 2026-05-06 | Dr. Ewan Russell Webster | Derivative Exercise and Retained Stock | 98,400 | $0.93 | $91,739 | 803,803 | President, CEO & Director |
| 2026-05-06 | Dr. Ewan Russell Webster | Open Market Disposition | -144,000 | $2.47 | $-356,245 | 803,803 | President, CEO & Director |
| 2026-03-30 | Ms. Jody Shimkus | Other Derivative Acquisition | 41,000 | — | — | 228,500 | Independent Director |
| 2026-03-27 | Ms. Susannah Coille van Alphen | Other Derivative Acquisition | 41,000 | — | — | 41,000 | Director |
| 2026-03-27 | Ms. Lisa M. Peterson | Other Derivative Acquisition | 82,000 | — | — | 457,000 | Independent Director |
| 2026-03-27 | Ms. Jody Shimkus | Other Derivative Acquisition | 41,000 | — | — | 228,500 | Independent Director |
| 2026-03-27 | Mr. William Lytle | Other Derivative Acquisition | 56,000 | — | — | 243,500 | Independent Non-Executive Chairman of the Board |
| 2026-03-27 | Mr. Russell David Ball | Other Derivative Acquisition | 41,000 | — | — | 146,260 | Independent Director |
| 2026-03-27 | Mr. Nicholas Stajduhar | Open Market Disposition | -200,000 | $2.34 | $-468,560 | 193,600 | Vice President of Corporate Development |
| 2026-03-27 | Mr. Nicholas Stajduhar | Other Derivative Acquisition | 74,500 | — | — | 74,500 | Vice President of Corporate Development |
| 2026-03-27 | Mr. Nicholas Stajduhar | Derivative Acquisition Under Employee Benefit Plan | 135,000 | $1.95 | $262,754 | 135,000 | Vice President of Corporate Development |
| 2026-03-27 | Mr. David Garratt | Derivative Acquisition Under Employee Benefit Plan | 120,000 | $1.95 | $233,559 | 370,000 | CFO & Corporate Secretary |
| 2026-03-27 | Mr. David Garratt | Other Derivative Acquisition | 69,000 | — | — | 69,000 | CFO & Corporate Secretary |
| 2026-03-27 | Dr. Thomas Mumford | Other Derivative Acquisition | 41,000 | — | — | 228,500 | Independent Director |
| 2026-03-27 | Dr. Ewan Russell Webster | Other Derivative Acquisition | 111,500 | — | — | 111,500 | President, CEO & Director |
| 2026-03-27 | Dr. Ewan Russell Webster | Derivative Acquisition Under Employee Benefit Plan | 200,000 | $1.95 | $389,265 | 2,539,769 | President, CEO & Director |
| 2026-03-11 | Dr. Ewan Russell Webster | Derivative Exercise and Retained Stock | 295,200 | $0.36 | $106,364 | 803,803 | President, CEO & Director |
| 2026-02-27 | Mr. Nicholas Stajduhar | Other Derivative Acquisition | 295,200 | $0.36 | $106,072 | 295,200 | Vice President of Corporate Development |
| 2025-08-06 | Mr. Russell David Ball | Open Market Acquisition | 5,000 | $0.75 | $3,748 | 5,000 | Independent Director |
| 2025-07-31 | Ms. Lisa M. Peterson | Open Market Acquisition | 2,000 | $0.69 | $1,373 | 14,000 | Independent Director |
| 2025-07-31 | Mr. Russell David Ball | Other Derivative Acquisition | 105,260 | $0.69 | $72,255 | 105,260 | Independent Director |
| 2025-07-31 | Dr. Thomas Mumford | Open Market Acquisition | 6,539 | $0.66 | $4,300 | 283,776 | Independent Director |
| 2025-07-31 | Mr. David Garratt | Derivative Acquisition Under Employee Benefit Plan | 250,000 | $0.69 | $171,610 | 250,000 | CFO & Corporate Secretary |
| 2025-07-17 | Dr. Thomas Mumford | Open Market Acquisition | 6,500 | $0.71 | $4,634 | 277,237 | Independent Director |
| 2025-07-16 | Dr. Ewan Russell Webster | Open Market Acquisition | 5,000 | — | — | 554,203 | President, CEO & Director |
| 2025-06-05 | Mr. Nicholas Stajduhar | Other Derivative Acquisition | 500,000 | — | — | 500,000 | Vice President of Corporate Development |
| 2025-06-05 | Dr. Ewan Russell Webster | Other Derivative Acquisition | 1,000,000 | — | — | 1,000,000 | President, CEO & Director |
| 2025-06-04 | Ms. Lisa M. Peterson | Other Derivative Acquisition | 187,500 | — | — | 187,500 | Independent Director |
| 2025-06-04 | Mr. William Lytle | Other Derivative Acquisition | 187,500 | — | — | 187,500 | Independent Non-Executive Chairman of the Board |
| 2025-06-04 | Dr. Thomas Mumford | Other Derivative Acquisition | 187,500 | — | — | 187,500 | Independent Director |
| 2025-06-04 | Ms. Jody Shimkus | Other Derivative Acquisition | 187,500 | — | — | 187,500 | Independent Director |
| 2025-03-25 | Dr. Thomas Mumford | Other Disposition | -2,344 | — | — | 270,737 | Independent Director |
| 2024-12-19 | Dr. Ewan Russell Webster | Open Market Acquisition | 9,090 | $0.38 | $3,483 | 549,203 | President, CEO & Director |
| 2024-12-18 | Mr. Sean Mager | Other Derivative Disposition | -1,488,540 | — | — | 1,311,460 | |
| 2024-12-17 | Dr. Thomas Mumford | Open Market Acquisition | 8,500 | $0.41 | $3,502 | 273,081 | Independent Director |
| 2024-07-26 | Dr. Thomas Mumford | Open Market Acquisition | 5,000 | $0.45 | $2,239 | 264,581 | Independent Director |
| 2024-06-21 | Ms. Lisa M. Peterson | Private Acquisition | 12,000 | $0.66 | $7,875 | 12,000 | Independent Director |
| 2024-06-21 | Dr. Thomas Mumford | Private Acquisition | 12,000 | $0.66 | $7,875 | 259,581 | Independent Director |
| 2024-05-03 | Dr. Thomas Mumford | Open Market Acquisition | 10,000 | $0.49 | $4,896 | 247,581 | Independent Director |
| 2024-05-03 | Dr. Ewan Russell Webster | Open Market Acquisition | 10,000 | $0.51 | $5,116 | 220,043 | President, CEO & Director |
| 2024-03-13 | Ms. Lisa M. Peterson | Derivative Acquisition Under Employee Benefit Plan | 200,000 | $0.35 | $69,778 | 200,000 | Independent Director |
| 2024-03-13 | Ms. Jody Shimkus | Derivative Acquisition Under Employee Benefit Plan | 200,000 | $0.35 | $69,778 | 200,000 | Independent Director |
| 2024-03-13 | Mr. Sean Mager | Derivative Acquisition Under Employee Benefit Plan | 400,000 | — | — | 2,800,000 | |
| 2024-03-13 | Mr. Nicholas Stajduhar | Derivative Acquisition Under Employee Benefit Plan | 400,000 | $0.35 | $139,556 | 1,334,800 | Vice President of Corporate Development |
| 2024-03-13 | Dr. Thomas Mumford | Derivative Acquisition Under Employee Benefit Plan | 200,000 | $0.35 | $69,778 | 421,400 | Independent Director |
| 2024-03-13 | Dr. Ewan Russell Webster | Derivative Acquisition Under Employee Benefit Plan | 1,000,000 | $1.09 | $1,091,209 | 2,339,769 | President, CEO & Director |
| 2024-03-13 | Dr. Ewan Russell Webster | Derivative Acquisition Under Employee Benefit Plan | 1,000,000 | $0.35 | $348,890 | 2,339,769 | President, CEO & Director |
| 2024-02-29 | Mr. William Lytle | Derivative Acquisition Under Employee Benefit Plan | 370,000 | — | — | 370,000 | Independent Non-Executive Chairman of the Board |
| 2024-02-02 | Dr. Ewan Russell Webster | Open Market Acquisition | 10,000 | $0.34 | $3,420 | 210,043 | President, CEO & Director |
| 2023-12-21 | Ms. Jody Shimkus | Open Market Acquisition | 10,000 | $0.45 | $4,512 | 10,000 | Independent Director |
| 2023-08-30 | Dr. Thomas Mumford | Open Market Acquisition | 16,693 | — | — | — | Independent Director |
| 2023-08-23 | Mr. Keith L. Peck | Private Acquisition | 22,708 | — | — | — | |
| 2023-08-23 | Mr. Nicholas Stajduhar | Other Derivative Acquisition | 359,538 | — | — | 359,538 | Vice President of Corporate Development |
| 2023-06-16 | Mr. Toby Robert Pierce | Open Market Acquisition | 19,231 | $0.47 | $9,091 | 459,117 | |
| 2023-02-14 | Mr. Toby Robert Pierce | Derivative Exercise and Retained Stock | 38,462 | — | — | 439,886 |