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Brett Robertson
Insider
First SEC filing: June 28, 2021 · Latest: June 28, 2021
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 1, 2026 | TKNO | A | 55,000 | · | · | 55,000 Direct | · | Acquired | (price as of 2026-10-06) |
| June 17, 2025 | TKNO | A | 54,300 | · | · | 54,300 Direct | · | Acquired | (price as of 2026-10-06) |
| June 17, 2025 | TKNO | A | 54,300 | · | · | 102,472 Direct | +112.72% | Acquired | (price as of 2026-10-06) |
| Feb. 27, 2025 | TKNO | J | 5,000 | · | · | 5,000 Indirect | · | Acquired | (price as of 2026-10-06) |
| June 26, 2024 | TKNO | A | 20,000 | · | · | 48,172 Direct | +70.99% | Acquired | (price as of 2026-10-06) |
| June 2, 2023 | TKNO | A | 18,815 | · | · | 28,172 Direct | +201.08% | Acquired | (price as of 2026-10-06) |
| June 2, 2022 | TKNO | A | 9,357 | · | · | 9,357 Direct | · | Acquired | (price as of 2026-10-06) |
| June 24, 2021 | TKNO | A | 44,251 | · | · | 44,251 Direct | · | Acquired | (price as of 2026-10-06) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| June 1, 2026 | TKNO | Non-Qualified Stock Option (right to buy) | Common Stock | $5.37 | June 1, 2036 | 55,000 | Acquired |
| June 17, 2025 | TKNO | Non-Qualified Stock Option (right to buy) | Common Stock | $5.39 | June 17, 2026 | 54,300 | Acquired |
| June 24, 2021 | TKNO | Stock Option (Right to buy) | Common Stock | $16.00 | June 24, 2031 | 44,251 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).