REGENERON PHARMACEUTICALS COM is a security (CUSIP 75886F957) tracked across SEC portfolio filings. 5 institutional managers reported $136.7M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| IMC-Chicago, LLC | CHICAGO, IL | $71.5M | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $37.3M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $16.6M | — |
| JPMORGAN CHASE & CO | NEW YORK, NY | $11.2M | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |