MDXH Institutional Ownership
Top institutional (13F) holders of MDXH and activist (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
19
Institutional value
$706.34M
Top holder
CITADEL ADVISORS LLC
Top holders
| Holder | Filed | Value |
|---|---|---|
| CITADEL ADVISORS LLCinvestment advisor | Aug 14, 2026 | $209.27M |
| JANE STREET GROUP, LLCholding company | Aug 14, 2026 | $206.62M |
| RENAISSANCE TECHNOLOGIES LLCinvestment advisor | Aug 13, 2026 | $133.48M |
| MILLENNIUM MANAGEMENT LLCinvestment advisor | Aug 14, 2026 | $93.83M |
| BlackRock, Inc.holding company | Aug 7, 2026 | $60.38M |
| NORTHERN TRUST CORPinvestment advisor | May 14, 2026 | $1.14M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | May 15, 2026 | $615.7K |
| MORGAN STANLEYinvestment advisor | Aug 13, 2026 | $313.0K |
| GOLDMAN SACHS GROUP INCinvestment advisor | May 15, 2026 | $226.8K |
| BANK OF AMERICA CORP /DE/investment advisor | May 15, 2026 | $100.0K |
| WELLS FARGO & COMPANY/MNinvestment advisor | Aug 14, 2026 | $82.0K |
| BALYASNY ASSET MANAGEMENT L.P.investment advisor | Feb 17, 2026 | $68.0K |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | May 15, 2026 | $67.1K |
| TWO SIGMA INVESTMENTS, LPinvestment advisor | May 15, 2026 | $48.7K |
| Point72 Asset Management, L.P.investment advisor | May 15, 2026 | $47.8K |
| CITIGROUP INCinvestment advisor | May 11, 2026 | $43.6K |
| JPMORGAN CHASE & COinvestment advisor | Feb 11, 2026 | $1.9K |
| UBS Group AGinvestment advisor | Aug 13, 2026 | $1.0K |
| ROYAL BANK OF CANADAinvestment advisor | May 15, 2026 | $0 |
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.