21 institutions reported holding $10.0M of GENEDX HOLDINGS CORP (WGSWW) in SEC 13F filings for 2026-03-31. Largest institutional holders: IMC-Chicago, LLC ($6.3M), HRT FINANCIAL LP ($1.8M), GROUP ONE TRADING LLC ($1.5M), SIMPLEX TRADING, LLC ($282,568), LMR Partners LLP ($17,084). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $6.3M | 98,800 | Trimmed |
| 2 | HRT FINANCIAL LP | $1.8M | 28,700 | New |
| 3 | GROUP ONE TRADING LLC | $1.5M | 22,800 | Added |
| 4 | SIMPLEX TRADING, LLC | $282,568 | 4,400 | Trimmed |
| 5 | LMR Partners LLP | $17,084 | 2.1M | Hold |
| 6 | D. E. Shaw & Co., Inc. | $3,738 | 467,197 | Hold |
| 7 | PRICE T ROWE ASSOCIATES INC /MD/ | $2,000 | 243,780 | Hold |
| 8 | MILLENNIUM MANAGEMENT LLC | $1,713 | 214,106 | Hold |
| 9 | Q Global Advisors, LLC | $1,000 | 111,701 | Hold |
| 10 | TORONTO DOMINION BANK | $848 | 105,950 | Trimmed |
| 11 | WOLVERINE ASSET MANAGEMENT LLC | $471 | 58,876 | Trimmed |
| 12 | TD Asset Management Inc | $279 | 34,884 | Hold |
| 13 | StoneX Group Inc. | $259 | 32,396 | Hold |
| 14 | Alpine Global Management, LLC | $160 | 20,000 | Hold |
| 15 | BROWN ADVISORY INC | $87 | 10,833 | Hold |
| 16 | DUPONT CAPITAL MANAGEMENT CORP | $53 | 6,666 | Hold |
| 17 | WELLS FARGO & COMPANY/MN | $18 | 2,200 | Trimmed |
| 18 | Clear Street Group Inc. | $1 | 100 | New |
| 19 | Virtu Financial LLC | $0 | 0 | Exited |
| 20 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
| 21 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31