HYPD
HYPERION DEFI, INC.
NASDAQ · Healthcare · Medical - Devices · US
$3.92
+12.97%0
Insider buys (3m)
0
Insider sells (3m)
$0.00
Net value (3m)
+3.4%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 18, 2026 | Jung Hyunsu · director, officer: See Remarks | F-InKind | 40,000 | $0.00 |
| Jul 1, 2026 | Walters Happy David · director | A-Award | 58,917 | $0.00 |
| Jul 1, 2026 | GELTZEILER MICHAEL S · director | A-Award | 58,917 | $0.00 |
| Jul 1, 2026 | JACOBSON RACHEL · director | A-Award | 58,917 | $0.00 |
| Jul 1, 2026 | Strahlman Ellen R · director | A-Award | 58,917 | $0.00 |
| Jun 2, 2026 | Jung Hyunsu · director, officer: See Remarks | Purchase | 2,000 | $3.81 |
| Jun 2, 2026 | Jung Hyunsu · director, officer: See Remarks | Purchase | 500 | $3.64 |
| Jun 2, 2026 | Jung Hyunsu · director, officer: See Remarks | Purchase | 5,000 | $3.66 |
| May 28, 2026 | Jung Hyunsu · director, officer: See Remarks | F-InKind | 40,000 | $0.00 |
| Apr 1, 2026 | Knox David R. · officer: Chief Financial Officer | F-InKind | 20,831 | $0.00 |
| Jan 12, 2026 | Rubenstein Robert · officer: General Counsel | A-Award | 75,000 | $0.00 |
| Jan 5, 2026 | Knox David R. · officer: Chief Financial Officer | Purchase | 27,950 | $3.59 |
| Dec 30, 2025 | Strahlman Ellen R · director | Purchase | 3,311 | $3.86 |
| Dec 30, 2025 | Jung Hyunsu · director, officer: See Remarks | F-InKind | 82,324 | $0.00 |
| Dec 30, 2025 | Strahlman Ellen R · director | Purchase | 12,112 | $3.60 |
| Dec 30, 2025 | Strahlman Ellen R · director | Purchase | 3,601 | $3.86 |
| Dec 30, 2025 | Strahlman Ellen R · director | Purchase | 11,856 | $3.61 |
| Dec 22, 2025 | Strahlman Ellen R · director | Purchase | 18,742 | $3.14 |
| Dec 22, 2025 | Strahlman Ellen R · director | Purchase | 19,702 | $3.14 |
| Dec 19, 2025 | Walters Happy David · director | Purchase | 61,930 | $3.02 |
| Dec 19, 2025 | GELTZEILER MICHAEL S · director | Purchase | 30,000 | $3.01 |
| Oct 1, 2025 | Knox David R. · officer: Chief Financial Officer | A-Award | 200,000 | $0.00 |
| Oct 1, 2025 | Knox David R. · officer: Chief Financial Officer | A-Award | 100,000 | $0.00 |
| Sep 9, 2025 | Walters Happy David · director | A-Award | 50,000 | $0.00 |
| Aug 20, 2025 | GELTZEILER MICHAEL S · director | A-Award | 50,000 | $0.00 |
| Aug 20, 2025 | Strahlman Ellen R · director | A-Award | 50,000 | $0.00 |
| Aug 20, 2025 | JACOBSON RACHEL · director | A-Award | 50,000 | $0.00 |
| Aug 20, 2025 | Jung Hyunsu · director, officer: Chief Investment Officer | A-Award | 1,000,000 | $0.00 |
| Jul 9, 2025 | Strahlman Ellen R · director | A-Award | 5,000 | $0.00 |
| Jul 9, 2025 | GELTZEILER MICHAEL S · director | A-Award | 7,000 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 16Increased 15Reduced 11Sold out 6
| Filer | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 466,798 | Aug 13, 2026 |
| FRANKLIN RESOURCES INC | New Position | 395,939 | Aug 13, 2026 |
| Arrington Capital Management, LLC | New Position | 297,777 | Aug 11, 2026 |
| MORGAN STANLEY | Increased | 237,986 | May 15, 2026 |
| MORGAN STANLEY | Unchanged | 237,986 | Aug 13, 2026 |
| REDWOOD WEALTH MANAGEMENT GROUP, LLC | Increased | 183,273 | Apr 24, 2026 |
| Almanack Investment Partners, LLC. | New Position | 169,013 | Jul 30, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 130,707 | Aug 12, 2026 |
| JANE STREET GROUP, LLC | Reduced | 128,280 | May 12, 2026 |
| JANE STREET GROUP, LLC | Reduced | 127,491 | Aug 14, 2026 |
| OPPENHEIMER & CO INC | Increased | 126,365 | Aug 3, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 115,641 | May 14, 2026 |
| BlackRock, Inc. | Increased | 114,400 | Aug 7, 2026 |
| CITADEL ADVISORS LLC | Increased | 112,906 | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | New Position | 91,390 | Aug 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 18, 2026