Charles E Mather IV
Insider
First SEC filing: April 5, 2018 · Latest: April 5, 2018
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 |
|---|---|---|---|---|---|---|---|---|---|
| April 21, 2025 | HYPD | A | 8,000 | · | · | 9,950 Direct | +410.26% | Acquired | (price as of 2026-10-02) |
| April 21, 2025 | HYPD | A | 8,000 | · | · | 9,953 Direct | +409.63% | Acquired | (price as of 2026-10-02) |
| June 12, 2024 | HYPD | A | 85,106 | · | · | 85,106 Direct | · | Acquired | (price as of 2026-10-02) |
| June 12, 2024 | HYPD | A | 61,481 | · | · | 156,266 Direct | +64.86% | Acquired | (price as of 2026-10-02) |
| June 27, 2023 | HYPD | A | 24,691 | · | · | 24,691 Direct | · | Acquired | (price as of 2026-10-02) |
| June 27, 2023 | HYPD | A | 17,241 | · | · | 94,785 Direct | +22.23% | Acquired | (price as of 2026-10-02) |
| May 26, 2023 | HYPD | P | 3,000 | $2.49 | $7,470 | 77,544 Direct | +4.02% | Acquired | -98.1% (price as of 2026-10-02) |
| May 15, 2023 | HYPD | P | 4,000 | $3.39 | $13,560 | 74,544 Direct | +5.67% | Acquired | -98.6% (price as of 2026-10-02) |
| May 15, 2023 | HYPD | P | 4,000 | $3.39 | $13,560 | 74,544 Direct | -5.09% | Disposed | -98.6% (price as of 2026-10-02) |
| June 16, 2022 | HYPD | A | 22,222 | · | · | 70,544 Direct | +45.99% | Acquired | (price as of 2026-10-02) |
| June 16, 2022 | HYPD | A | 30,769 | · | · | 30,769 Direct | · | Acquired | (price as of 2026-10-02) |
| May 18, 2022 | HYPD | P | 7,000 | $2.03 | $14,210 | 48,322 Direct | +16.94% | Acquired | -97.7% (price as of 2026-10-02) |
| March 31, 2022 | HYPD | P | 4,000 | $3.12 | $12,480 | 41,322 Direct | +10.72% | Acquired | -98.5% (price as of 2026-10-02) |
| Nov. 17, 2021 | HYPD | A | 6,963 | · | · | 37,322 Direct | +22.94% | Acquired | (price as of 2026-10-02) |
| Nov. 17, 2021 | HYPD | A | 9,653 | · | · | 9,653 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 1, 2021 | HYPD | P | 4,000 | $3.83 | $15,320 | 30,359 Direct | +15.18% | Acquired | -98.8% (price as of 2026-10-02) |
| May 28, 2021 | HYPD | P | 3,000 | $4.76 | $14,280 | 26,359 Direct | +12.84% | Acquired | -99.0% (price as of 2026-10-02) |
| Sept. 11, 2020 | HYPD | A | 9,820 | · | · | 9,820 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 11, 2020 | HYPD | A | 7,288 | · | · | 23,359 Direct | +45.35% | Acquired | (price as of 2026-10-02) |
| Aug. 16, 2019 | HYPD | A | 8,038 | · | · | 16,071 Direct | +100.06% | Acquired | (price as of 2026-10-02) |
| Aug. 16, 2019 | HYPD | A | 9,057 | · | · | 9,057 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 19, 2018 | HYPD | P | 3,000 | $4.78 | $14,340 | 8,033 Direct | +59.61% | Acquired | -99.0% (price as of 2026-10-02) |
| Sept. 18, 2018 | HYPD | P | 1,000 | $4.80 | $4,800 | 5,033 Direct | +24.80% | Acquired | -99.0% (price as of 2026-10-02) |
| July 24, 2018 | HYPD | A | 4,033 | · | · | 4,033 Direct | · | Acquired | (price as of 2026-10-02) |
| July 24, 2018 | HYPD | A | 4,465 | · | · | 4,465 Direct | · | Acquired | (price as of 2026-10-02) |
| June 12, 2018 | TNXP | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 27, 2018 | TNXP | M | 750 | · | · | 12,580 Direct | +6.34% | Acquired | (price as of 2026-10-02) |
| June 20, 2017 | TNXP | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 27, 2017 | TNXP | M | 750 | · | · | 3,283 Direct | +29.61% | Acquired | (price as of 2026-10-02) |
| May 27, 2017 | TNXP | M | 750 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 9, 2017 | TNXP | M | 750 | · | · | 2,533 Direct | +42.06% | Acquired | (price as of 2026-10-02) |
| Feb. 9, 2017 | TNXP | M | 750 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 27, 2016 | TNXP | A | 7,500 | · | · | 7,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 25, 2016 | TNXP | M | 600 | · | · | 1,783 Direct | +50.72% | Acquired | (price as of 2026-10-02) |
| Feb. 25, 2016 | TNXP | M | 600 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 9, 2016 | TNXP | A | 7,500 | · | · | 7,500 Direct | · | Acquired | (price as of 2026-10-02) |
| March 10, 2015 | TNXP | P | 1,000 | $6.80 | $6,800 | 11,830 Direct | +9.23% | Acquired | -100.0% (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 | · | · | · 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) |
| Sept. 27, 2013 | TNXP | P | 1,000 | $3.65 | $3,650 | 10,830 Direct | +10.17% | Acquired | -100.0% (price as of 2026-10-02) |
| Sept. 9, 2013 | TNXP | P | 600 | $3.48 | $2,088 | 9,830 Direct | +6.50% | Acquired | -100.0% (price as of 2026-10-02) |
| Sept. 4, 2013 | TNXP | P | 451 | $3.23 | $1,457 | 9,230 Direct | +5.14% | Acquired | -100.0% (price as of 2026-10-02) |
| April 26, 2013 | TNXP | C | 25,000 | · | · | 85,000 Direct | -22.73% | Disposed | (price as of 2026-10-02) |
| April 26, 2013 | TNXP | C | 25,000 | $0.40 | $10,000 | 175,569 Direct | +16.60% | Acquired | -100.0% (price as of 2026-10-02) |
| Feb. 12, 2013 | TNXP | A | 210,000 | · | · | 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 12, 2024 | HYPD | Stock Option (right to buy) | Common Stock | $0.65 | June 12, 2034 | 85,106 | Acquired |
| June 27, 2023 | HYPD | Stock Option (right to buy) | Common Stock | $2.32 | June 27, 2033 | 24,691 | Acquired |
| June 16, 2022 | HYPD | Stock Option (right to buy) | Common Stock | $1.80 | June 16, 2032 | 30,769 | Acquired |
| Nov. 17, 2021 | HYPD | Stock Option (right to buy) | Common Stock | $3.59 | Nov. 17, 2031 | 9,653 | Acquired |
| Sept. 11, 2020 | HYPD | Stock Option (right to buy) | Common Stock | $3.43 | Sept. 11, 2030 | 9,820 | Acquired |
| Aug. 16, 2019 | HYPD | Stock Option (right to buy) | Common Stock | $3.11 | Aug. 16, 2029 | 9,057 | Acquired |
| July 24, 2018 | HYPD | Stock Option (right to buy) | Common Stock | $6.20 | July 24, 2028 | 4,465 | Acquired |
| June 12, 2018 | TNXP | Stock Option | Common Stock | $4.25 | June 12, 2028 | 20,000 | Acquired |
| June 20, 2017 | TNXP | Stock Option | Common Stock | $4.18 | June 20, 2027 | 20,000 | Acquired |
| May 27, 2017 | TNXP | Restricted Stock Units | Common Stock | · | · | 750 | Disposed |
| Feb. 9, 2017 | TNXP | Restricted Stock Units | Common Stock | · | · | 750 | Disposed |
| May 27, 2016 | TNXP | Restricted Stock Unit | Common Stock | · | · | 7,500 | Acquired |
| Feb. 25, 2016 | TNXP | Restricted Stock Units | Common Stock | · | · | 600 | Disposed |
| 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 | 25,000 | Disposed |
| Feb. 12, 2013 | TNXP | Stock Option | Common Stock | $0.51 | Feb. 12, 2023 | 210,000 | 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.