Regeneron Pharmaceuticals
REGN
REGN
1,359 hedge funds and large institutions have $68.6B invested in Regeneron Pharmaceuticals in 2025 Q4 according to their latest regulatory filings, with 257 funds opening new positions, 495 increasing their positions, 453 reducing their positions, and 107 closing their positions.
New
Increased
Maintained
Reduced
Closed
more first-time investments, than exits
New positions opened: | Existing positions closed:
more call options, than puts
Call options by funds: $ | Put options by funds: $
more capital invested
Capital invested by funds: $ → $
more funds holding in top 10
Funds holding in top 10: →
10% more funds holding
Funds holding: 1,240 → 1,359 (+119)
2.43% more ownership
Funds ownership: 83.57% → 86% (+2.4%)
9% more repeat investments, than reductions
Existing positions increased: 495 | Existing positions reduced: 453
Holders
1,359
Holding in Top 10
26
Calls
$2.12B
Puts
$1.23B
Top Buyers
| 1 | +$778M | |
| 2 | +$567M | |
| 3 | +$446M | |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
+$261M |
| 5 |
Fidelity International
Hamilton,
Bermuda
|
+$232M |
Top Sellers
| 1 | -$493M | |
| 2 | -$480M | |
| 3 | -$408M | |
| 4 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
-$276M |
| 5 |
Two Sigma Advisers
New York
|
-$218M |