Position history for LOOMIS SAYLES & CO L P's holdings in REGENERON PHARMACEUTICALS
LOOMIS SAYLES & CO L P holds 1.9M shares of REGN (REGENERON PHARMACEUTICALS), worth $1.5B as of 2026-Q1. The position was decreased (-1.1% shares). REGN represents 2.0% of LOOMIS SAYLES & CO L P's portfolio.
Current Value
$1.5B
Current Shares
1.9M
Total Value Change
+$1.5B
Total Shares Change
+695,454
Other major holders of REGN: UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Decreased |
| 1.9M |
-1.1% |
| $1.5B |
| 2.0% |
| $766.66 |
0 |
| 2025-Q4 | Decreased | 1.9M | -2.3% | $1.5B | 1.8% | $773.94 | 0 |
| 2025-Q3 | Increased | 2M | +2.0% | $1.1B | 1.3% | $560.05 | 51 |
| 2025-Q2 | Increased | 1.9M | +18.6% | $1B | 1.3% | $519.56 | 59 |
| 2025-Q1 | Increased | 1.6M | +3.9% | $1M | 1.5% | $634.66 | 41 |
| 2024-Q4 | Increased | 1.6M | +33.4% | $1.1M | 1.4% | $698.71 | 51 |
| 2024-Q3 | Decreased | 1.2M | -2.9% | $1.2M | 1.6% | $1,036.94 | 0 |
| 2024-Q2 | Increased | 1.2M | +0.8% | $1.3M | 1.8% | $1,045.23 | 40 |