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Regeneron Pharmaceuticals
REGN
REGN
1,391 hedge funds and large institutions have $68.1B invested in Regeneron Pharmaceuticals in 2026 Q1 according to their latest regulatory filings, with 133 funds opening new positions, 574 increasing their positions, 461 reducing their positions, and 100 closing their positions.
New
Increased
Maintained
Reduced
Closed
more first-time investments, than exits
New positions opened: | Existing positions closed:
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more funds holding
Funds holding: →
less capital invested
Capital invested by funds: $ → $
5% less call options, than puts
Call options by funds: $1.04B | Put options by funds: $1.1B
1.42% less ownership
Funds ownership: 86.4% → 84.99% (-1.4%)
12% less funds holding in top 10
Funds holding in top 10: 26 → 23 (-3)
Holders
1,391
Holding in Top 10
23
Calls
$1.04B
Puts
$1.1B
Top Buyers
| 1 | +$898M | |
| 2 | +$407M | |
| 3 | +$285M | |
| 4 |
BG
Bellevue Group
Kuesnacht,
Switzerland
|
+$203M |
| 5 |
AQR Capital Management
Greenwich,
Connecticut
|
+$180M |
Top Sellers
| 1 | -$614M | |
| 2 | -$366M | |
| 3 | -$356M | |
| 4 |
Millennium Management
New York
|
-$243M |
| 5 |
Acadian Asset Management
Boston,
Massachusetts
|
-$226M |