Who Owns MDXHEALTH SA (MDXH)? -- Institutional Holders (2026-03-31)
65 institutions reported holding $342.7M of MDXHEALTH SA (MDXH) in SEC 13F filings for 2026-03-31. Largest institutional holders: ORBIMED ADVISORS LLC ($285.9M), Bleichroeder LP ($17.0M), AWM Investment Company, Inc. ($12.0M), MVM Partners, LLC ($10.8M), PERKINS CAPITAL MANAGEMENT INC ($3.4M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | ORBIMED ADVISORS LLC | $285.9M | 124.3M | New |
| 2 | Bleichroeder LP | $17.0M | 7.4M | Hold |
| 3 | AWM Investment Company, Inc. | $12.0M | 5.2M | Hold |
| 4 | MVM Partners, LLC | $10.8M | 4.7M | Hold |
| 5 | PERKINS CAPITAL MANAGEMENT INC | $3.4M | 1.5M | Added |
| 6 | Samjo Management, LLC | $3.3M | 1.4M | Added |
| 7 | Mink Brook Asset Management LLC | $2.8M | 1.2M | Added |
| 8 | MILLENNIUM MANAGEMENT LLC | $1.3M | 544,728 | Added |
| 9 | NORTHERN TRUST CORP | $1.1M | 494,523 | Trimmed |
| 10 | RENAISSANCE TECHNOLOGIES LLC | $700,810 | 304,700 | Added |
| 11 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $615,692 | 267,692 | Added |
| 12 | Panoramic Capital, LLC | $548,936 | 238,668 | Hold |
| 13 | KENNEDY CAPITAL MANAGEMENT LLC | $472,507 | 205,438 | Trimmed |
| 14 | LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | $376,406 | 163,655 | New |
| 15 | Shay Capital LLC | $345,000 | 150,000 | Trimmed |
| 16 | BlackRock, Inc. | $239,938 | 104,321 | Added |
| 17 | GOLDMAN SACHS GROUP INC | $226,824 | 98,619 | Added |
| 18 | 683 Capital Management, LLC | $223,100 | 97,000 | Trimmed |
| 19 | Russell Investments Group, Ltd. | $158,400 | 68,871 | Trimmed |
| 20 | Hudson Bay Capital Management LP | $143,743 | 62,497 | Added |
| 21 | CITADEL ADVISORS LLC | $137,158 | 59,634 | Trimmed |
| 22 | MARSHALL WACE, LLP | $115,383 | 50,166 | Trimmed |
| 23 | BANK OF AMERICA CORP /DE/ | $100,032 | 43,492 | Added |
| 24 | XTX Topco Ltd | $86,745 | 37,715 | Trimmed |
| 25 | AlphaCentric Advisors LLC | $75,787 | 32,951 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31