David R Keefer
Insider
First SEC filing: Dec. 16, 2020 · Latest: June 17, 2026
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
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 16, 2026 | DWTX | A | 16,800 | · | · | 16,800 Direct | · | Acquired | (price as of 2026-10-02) |
| June 27, 2025 | DWTX | A | 2,362 | · | · | 2,362 Direct | · | Acquired | (price as of 2026-10-02) |
| June 18, 2025 | DWTX | A | 210 | · | · | 210 Direct | · | Acquired | (price as of 2026-10-02) |
| June 18, 2025 | DWTX | A | 210 | · | · | 420 Direct | +100.00% | Acquired | (price as of 2026-10-02) |
| Feb. 26, 2024 | DWTX | A | 4,709 | · | · | 4,709 Direct | · | Acquired | (price as of 2026-10-02) |
| June 15, 2023 | DWTX | A | 5,250 | · | · | 5,250 Direct | · | Acquired | (price as of 2026-10-02) |
| June 23, 2022 | DWTX | A | 5,250 | · | · | 5,250 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 4, 2022 | DWTX | P | 5,000 | $5.80 | $29,000 | 5,000 Direct | · | Acquired | -99.0% (price as of 2026-10-02) |
| June 22, 2021 | DWTX | A | 7,875 | · | · | 7,875 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 28, 2021 | DWTX | M | 1,602 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Jan. 28, 2021 | DWTX | M | 1,602 | $7.80 | $12,496 | 7,808 Indirect | +25.81% | Acquired | -99.3% (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 |
|---|---|---|---|---|---|---|---|
| June 16, 2026 | DWTX | Stock Option (right to buy) | Common Stock | $1.50 | June 16, 2036 | 16,800 | Acquired |
| June 27, 2025 | DWTX | Stock Option (right to buy) | Common Stock | $4.71 | June 27, 2035 | 2,362 | Acquired |
| June 18, 2025 | DWTX | Stock Option (right to buy) | Common Stock | $4.80 | June 18, 2035 | 210 | Acquired |
| June 18, 2025 | DWTX | Stock Option (right to buy) | Common Stock | $4.80 | June 18, 2035 | 210 | Acquired |
| Feb. 26, 2024 | DWTX | Stock Option (right to buy) | Common Stock | $0.36 | Feb. 26, 2034 | 4,709 | Acquired |
| June 15, 2023 | DWTX | Stock Option (right to buy) | Common Stock | $1.85 | June 15, 2033 | 5,250 | Acquired |
| June 23, 2022 | DWTX | Stock Option (right to buy) | Common Stock | $4.23 | June 23, 2032 | 5,250 | Acquired |
| June 22, 2021 | DWTX | Stock Option (right to buy) | Common Stock | $6.50 | June 22, 2031 | 7,875 | Acquired |
| Jan. 28, 2021 | DWTX | Warrant to Purchase Common Stock | Common Stock | $7.80 | Jan. 20, 2021 | 1,602 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.