| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director
2 companies
Charles E Mather IV last filed a Form 4 in April 2025, as Director at TNXP. The filings on record cover 2 companies. Charles E Mather IV's net worth is not public. Form 4 filings only show shares in the companies where this person was an insider, as of the last filing.
Our model assigns Charles E Mather IV a below-average insider score of 37/100, based on 6 past trades. Over a 12-month horizon, 33.3% of those trades were profitable, with an average 12-month return of -27.4%.
At the last filing, the largest reported position was 12,580 shares of TNXP.
Charles E Mather IV has 19 Form 4 filings on record from February 2016 to April 2025, across 2 companies: Director at Hyperion Defi (HYPD), 2018–2025; Director at Tonix Pharmaceuticals (TNXP), 2016–2018.
The 29 reported transactions were 9 option or other derivative awards, 8 stock awards, 8 open-market purchases and 4 option exercises.
Counted by filing, the open-market trades come to 7 purchases worth about $96K and no sales.
The largest open-market purchase was 4,000 shares of HYPD at an average $4.79 on September 19, 2018, about $19K.
Shares as reported in the last Form 4 for each company; the most recent is from April 2025. Values use today's prices. Any trades after the last filing were not reported, so current holdings may differ.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| May 26, 2023 | HYPD Hyperion Defi, Inc. | Director | Buy | 3,000 | $2.49 | $7,469.70 | +4.0% | -28.2% | -72.5% | |
| May 15, 2023 | HYPD Hyperion Defi, Inc. | Director | Buy | 4,000 | $3.39 | $13,560.00 | +5.7% | -38.1% | -74.9% | |
| May 18, 2022 | HYPD Hyperion Defi, Inc. | Director | Buy | 7,000 | $2.03 | $14,231.70 | +16.9% | -13.7% | +63.4% | |
| Mar 31, 2022 | HYPD Hyperion Defi, Inc. | Director | Buy | 4,000 | $3.12 | $12,460.00 | +10.7% | -41.3% | +15.7% | |
| Nov 1, 2021 | HYPD Hyperion Defi, Inc. | Director | Buy | 4,000 | $3.83 | $15,314.40 | +15.2% | -20.2% | -45.1% | |
| May 28, 2021 | HYPD Hyperion Defi, Inc. | Director | Buy | 3,000 | $4.76 | $14,268.30 | +12.8% | -0.2% | -50.8% | |
| Sep 19, 2018 | HYPD Hyperion Defi, Inc. | Director | Buy | 4,000 | $4.79 | $19,140.00 | +99.2% | - | - |