Nasdaq · CIK 0001682639
HYPD HYPERION DEFI, INC.
Insider trading from SEC Form 4. Last filing 12 d ago. Close $3.40 on Oct 9, 2026, +45% from the 52-week low and -59% from the high.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
13
with a Form 4 at this company
Price and insider trades, last year
HYPDOct 9, 2026 · close 3.40
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at HYPERION DEFI, INC., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 58Moderate | David R. Knox Chief Financial Officer buy | $100k 27,950 shares | +9% | +287% from low-78% from high | |
| 59Moderate | Ellen R Strahlman director buy | $113k 30,880 shares | +41% | +317% from low-76% from high | |
| 58Moderate | Ellen R Strahlman director buy | $121k 38,444 shares | +68% | +226% from low-81% from high | |
| 57Moderate | Michael S Geltzeiler director buy | $90k 30,000 shares | +52% | +220% from low-82% from high | |
| 60Notable | Happy David Walters director buy | $187k 61,930 shares | +124% | +220% from low-82% from high |
Transactions
The last 38 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 29, 2026 | David R. Knox Chief Financial Officer | FTax withholding Common Stock, par value $0.0001 | -19,563 | $0.00 | $0 | 287,556 | 12 d ago |
| Jan 12, 2026 | Robert Rubenstein General Counsel | AGrant or award Common Stock, par value $0.0001 | +75,000 | $0.00 | $0 | 75,000 | Jan 12, 2026 |
| Dec 31, 2025 | David R. Knox Chief Financial Officer | POpen-market purchase Common Stock, par value $0.0001 | +27,950 | $3.59 | $100k | 327,950 | Jan 5, 2026 |
| Dec 29, 2025 | Hyunsu Jung See Remarks | FTax withholding Common Stock, par value $0.0001 | -82,324 | $0.00 | $0 | 1,417,676 | Dec 30, 2025 |
| Dec 26, 2025 | Ellen R Strahlman director | POpen-market purchase Common Stock, par value $.0001 | +3,601 | $3.86 | $14k | 79,049 | Dec 30, 2025 |
| Dec 29, 2025 | Ellen R Strahlman director | POpen-market purchase Common Stock, par value $.0001 | +12,112 | $3.60 | $44k | 91,161 | Dec 30, 2025 |
| Dec 26, 2025 | Ellen R Strahlman director | POpen-market purchase Common Stock, par value $.0001indirect: By Spouse | +3,311 | $3.86 | $13k | 23,013 | Dec 30, 2025 |
| Dec 29, 2025 | Ellen R Strahlman director | POpen-market purchase Common Stock, par value $.0001indirect: By Spouse | +11,856 | $3.61 | $43k | 34,869 | Dec 30, 2025 |
| Dec 18, 2025 | Ellen R Strahlman director | POpen-market purchase Common Stock, par value $.0001 | +18,742 | $3.14 | $59k | 75,448 | Dec 22, 2025 |
| Dec 18, 2025 | Ellen R Strahlman director | POpen-market purchase Common Stock, par value $.0001indirect: By Spouse | +19,702 | $3.14 | $62k | 95,150 | Dec 22, 2025 |
| Dec 17, 2025 | Happy David Walters director | POpen-market purchase Common Stock, par value $0.0001 | +61,930 | $3.02 | $187k | 111,930 | Dec 19, 2025 |
| Dec 17, 2025 | Michael S Geltzeiler director | POpen-market purchase Common Stock, par value $0.0001 | +30,000 | $3.01 | $90k | 88,015 | Dec 19, 2025 |
| Sep 29, 2025 | David R. Knox Chief Financial Officer | AGrant or award Common Stock, par value $0.0001 | +100,000 | $0.00 | $0 | 100,000 | Oct 1, 2025 |
| Sep 29, 2025 | David R. Knox Chief Financial Officer | AGrant or award Common Stock, par value $0.0001 | +200,000 | $0.00 | $0 | 300,000 | Oct 1, 2025 |
| Sep 8, 2025 | Happy David Walters director | AGrant or award Common Stock, par value $0.0001 | +50,000 | $0.00 | $0 | 50,000 | Sep 9, 2025 |
| Aug 18, 2025 | Michael S Geltzeiler director | AGrant or award Common Stock, par value $.0001 | +50,000 | $0.00 | $0 | 58,015 | Aug 20, 2025 |
| Aug 18, 2025 | Ellen R Strahlman director | AGrant or award Common Stock, par value $.0001 | +50,000 | $0.00 | $0 | 56,706 | Aug 20, 2025 |
| Aug 18, 2025 | Rachel Jacobson director | AGrant or award Common Stock, par value $.0001 | +50,000 | $0.00 | $0 | 56,301 | Aug 20, 2025 |
| Aug 18, 2025 | Hyunsu Jung Chief Investment Officer | AGrant or award Common Stock, par value $0.0001 | +1,000,000 | $0.00 | $0 | 1,500,000 | Aug 20, 2025 |
| Jun 17, 2025 | Hyunsu Jung Chief Investment Officer | AGrant or award Common Stock, par value $0.0001 | +500,000 | $0.00 | $0 | 500,000 | Jul 9, 2025 |
| Jun 13, 2025 | Rachel Jacobson director | AGrant or award Common Stock, par value $.0001 | +5,000 | $0.00 | $0 | 6,301 | Jul 9, 2025 |
| Jun 13, 2025 | Michael M Rowe Chief Executive Officer | AGrant or award Common Stock, par value $0.0001 | +6,600 | $0.00 | $0 | 7,975 | Jul 9, 2025 |
| Jun 13, 2025 | Ellen R Strahlman director | AGrant or award Common Stock, par value $.0001 | +5,000 | $0.00 | $0 | 6,706 | Jul 9, 2025 |
| Jun 13, 2025 | Michael S Geltzeiler director | AGrant or award Common Stock, par value $.0001 | +7,000 | $0.00 | $0 | 8,015 | Jul 9, 2025 |
| Feb 21, 2025 | Avenue Capital Management II, L.P. owner | JOther Convertible Debtderivativeindirect: See footnotes 1 and 2. | +5,952,381 | - | - | 0 | Jun 3, 2025 |
| Apr 21, 2025 | Michael S Geltzeiler director | AGrant or award Common Stock, par value $.0001 | +5,000 | $0.00 | $0 | 6,015 | Apr 29, 2025 |
| Apr 21, 2025 | Tsontcho Ianchulev director | AGrant or award Common Stock, par value $.0001 | +5,000 | $0.00 | $0 | 10,122 | Apr 29, 2025 |
| Apr 21, 2025 | Rachel Jacobson director | AGrant or award Common Stock, par value $.0001 | +3,000 | $0.00 | $0 | 4,301 | Apr 29, 2025 |
| Apr 21, 2025 | Charles E Mather IV director | AGrant or award Common Stock, par value $.0001 | +8,000 | $0.00 | $0 | 9,950 | Apr 29, 2025 |
| Apr 21, 2025 | Ram Palanki director | AGrant or award Common Stock, par value $.0001 | +3,000 | $0.00 | $0 | 4,235 | Apr 29, 2025 |
| Apr 21, 2025 | Ellen R Strahlman director | AGrant or award Common Stock, par value $.0001 | +3,000 | $0.00 | $0 | 4,706 | Apr 29, 2025 |
| Apr 21, 2025 | Michael S Geltzeiler director | AGrant or award Common Stock, par value $.0001 | +5,000 | $0.00 | $0 | 6,016 | Apr 23, 2025 |
| Apr 21, 2025 | Tsontcho Ianchulev director | AGrant or award Common Stock, par value $.0001 | +5,000 | $0.00 | $0 | 10,124 | Apr 23, 2025 |
| Apr 21, 2025 | Rachel Jacobson director | AGrant or award Common Stock, par value $.0001 | +3,000 | $0.00 | $0 | 4,302 | Apr 23, 2025 |
| Apr 21, 2025 | Bren Kern Chief Operating Officer | AGrant or award Common Stock, par value $0.0001 | +50,000 | $0.00 | $0 | 50,031 | Apr 23, 2025 |
| Apr 21, 2025 | Charles E Mather IV director | AGrant or award Common Stock, par value $.0001 | +8,000 | $0.00 | $0 | 9,953 | Apr 23, 2025 |
| Apr 21, 2025 | Ram Palanki director | AGrant or award Common Stock, par value $.0001 | +3,000 | $0.00 | $0 | 4,236 | Apr 23, 2025 |
| Apr 21, 2025 | Ellen R Strahlman director | AGrant or award Common Stock, par value $.0001 | +3,000 | $0.00 | $0 | 4,707 | Apr 23, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- Avenue Capital Management II, L.P.owner
- Michael S Geltzeilerdirector
- Tsontcho Ianchulevdirector
- Rachel Jacobsondirector
- Hyunsu JungSee Remarks
- Bren KernChief Operating Officer
- David R. KnoxChief Financial Officer
- Charles E Mather IVdirector
- Ram Palankidirector
- Michael M RoweChief Executive Officer
- Robert RubensteinGeneral Counsel
- Ellen R Strahlmandirector
- Happy David Waltersdirector
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.