Walter C Johnsen
Insider
First SEC filing: May 13, 2025 · Latest: May 13, 2025
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 12, 2025 | TOMZ | A | 20,000 | $0.85 | $17,000 | 130,375 Direct | +18.12% | Acquired | -45.9% (price as of 2026-10-02) |
| May 15, 2024 | TOMZ | A | 20,000 | $0.75 | $15,000 | 110,375 Direct | +22.13% | Acquired | -38.7% (price as of 2026-10-02) |
| Jan. 26, 2023 | TOMZ | A | 20,000 | $0.85 | $17,000 | 90,375 Direct | +28.42% | Acquired | -45.9% (price as of 2026-10-02) |
| Jan. 20, 2022 | TOMZ | A | 17,250 | $1.14 | $19,665 | 70,375 Direct | +32.47% | Acquired | -59.6% (price as of 2026-10-02) |
| Jan. 7, 2021 | TOMZ | A | 12,500 | $4.56 | $57,000 | 53,125 Direct | +30.77% | Acquired | -89.9% (price as of 2026-10-02) |
| Jan. 9, 2020 | TOMZ | A | 100,000 | $0.12 | $12,000 | 325,000 Direct | +44.44% | Acquired | -52.1% (price as of 2026-10-02) |
| Jan. 8, 2019 | TOMZ | A | 100,000 | $0.11 | $11,000 | 225,000 Direct | +80.00% | Acquired | -47.7% (price as of 2026-10-02) |
| Feb. 5, 2018 | TOMZ | A | 75,000 | $0.12 | $9,000 | 125,000 Direct | +150.00% | Acquired | -52.1% (price as of 2026-10-02) |
| April 17, 2017 | TOMZ | A | 50,000 | $0.14 | $7,000 | 50,000 Direct | · | Acquired | -58.9% (price as of 2026-10-02) |
| Feb. 3, 2016 | TOMZ | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| Feb. 3, 2016 | TOMZ | Non-Qualified Stock Option | Common Stock | $0.55 | Feb. 3, 2026 | 25,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).