Harry Burn - Sound Shore Management
Holding/activity history for Regeneron Pharmaceuticals, Inc. (REGN)
← All REGN superinvestors
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026 Q1 | 150,960 | 3.91 | Reduce 14.17% | 0.61 | $718.38–821.11 · VW $766.58i | $116,637,734 | SEC |
| 2025 Q4 | 175,887 | 4.32 | Add 52.91% | 1.49 | $541.00–792.77 · VW $694.37i | $135,761,899 | SEC |
| 2025 Q3 | 115,028 | 2.14 | Buy | 2.14 | $521.00–610.45 · VW $566.51i | $64,676,793 | SEC |
Price snapshot:
Current price$663.09
Avg. buy price$634.79
+/- since buy4.46%
52-week low$538.55
52-week high$818.90