Stuart Davidson
Insider
First SEC filing: Jan. 14, 2013 · Latest: Jan. 14, 2013
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 20, 2017 | TNXP | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 27, 2016 | TNXP | A | 7,500 | · | · | 7,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 9, 2016 | TNXP | A | 7,500 | · | · | 7,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 25, 2015 | TNXP | A | 6,000 | · | · | 6,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 25, 2015 | TNXP | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 29, 2014 | TNXP | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-02) |
| June 17, 2014 | TNXP | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 11, 2014 | TNXP | A | 5,500 | · | · | 5,500 Direct | · | Acquired | (price as of 2026-10-02) |
| April 26, 2013 | TNXP | C | 166,667 | · | · | 216,667 Indirect | -43.48% | Disposed | (price as of 2026-10-02) |
| April 26, 2013 | TNXP | C | 166,667 | $0.40 | $66,667 | 1,490,716 Indirect | +12.59% | Acquired | -100.0% (price as of 2026-10-02) |
| Feb. 12, 2013 | TNXP | A | 225,000 | · | · | 0 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 |
|---|---|---|---|---|---|---|---|
| June 20, 2017 | TNXP | Stock Option | Common Stock | $4.18 | June 20, 2027 | 20,000 | Acquired |
| May 27, 2016 | TNXP | Restricted Stock Unit | Common Stock | · | · | 7,500 | Acquired |
| Feb. 9, 2016 | TNXP | Restricted Stock Unit | Common Stock | · | · | 7,500 | Acquired |
| Feb. 25, 2015 | TNXP | Restricted Stock Unit | Common Stock | · | · | 6,000 | Acquired |
| Feb. 25, 2015 | TNXP | Stock Option | Common Stock | $5.95 | Feb. 25, 2025 | 5,000 | Acquired |
| Oct. 29, 2014 | TNXP | Stock Option | Common Stock | $6.68 | Oct. 29, 2024 | 5,000 | Acquired |
| June 17, 2014 | TNXP | Stock Option | Common Stock | $9.87 | June 17, 2024 | 5,000 | Acquired |
| Feb. 11, 2014 | TNXP | Stock Option | Common Stock | $15.88 | Feb. 11, 2024 | 5,500 | Acquired |
| April 26, 2013 | TNXP | Warrants | Common Stock | $0.40 | Dec. 4, 2013 | 166,667 | Disposed |
| Feb. 12, 2013 | TNXP | Stock Option | Common Stock | $0.51 | Feb. 12, 2023 | 225,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 14, 2013 | TNXP | Common Stock, Par Value $0.001 | 1,324,049 | Indirect |
| Jan. 14, 2013 | TNXP | Common Stock, Par Value $0.001 | 130,906 | Indirect |
| Jan. 14, 2013 | TNXP | Warrants | 50,000 | Indirect |
| Jan. 14, 2013 | TNXP | Warrants | 166,667 | Indirect |
| Jan. 14, 2013 | TNXP | Warrants | 166,667 | Indirect |