13FREGENERON PHARMACEUTICALS (REGN)
5 tracked managers currently hold REGN on their latest filing. Change is versus that manager’s previous filing. Reported as of quarter end, filed up to ~45 days later, not live positions.
Sort: Size Weight change
Sorted by reported value on the latest filing.
| Manager | Period | Change | Value | Weight | Prev weight | Shares | Δ shares |
|---|---|---|---|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP | Q2 2026 | TRIM | $409.1M | 0.3 % | 0.5 % | 656,124 | -156,112 |
| MILLENNIUM MANAGEMENT LLC | Q2 2026 | ADD | $103.0M | 0.1 % | 0.0 % | 165,120 | +102,390 |
| CITADEL ADVISORS LLC | Q2 2026 | ADD | $35.9M | 0.0 % | 0.0 % | 57,604 | +9,917 |
| Bridgewater Associates, LP | Q2 2026 | ADD | $32.0M | 0.1 % | 0.1 % | 51,333 | +28,609 |
| D. E. Shaw & Co., Inc. | Q2 2026 | ADD | $24.0M | 0.0 % | 0.0 % | 38,477 | +15,747 |