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REGN

Regeneron Pharmaceuticals Inc

XNAS · PHARMACEUTICAL PREPARATIONS · PHARMACEUTICAL PREPARATIONS

1 article20 insider tx12 holders0 supply chain0 selling intent filings0 new insiders

Research articles

Includes notes from domestic 8-K and foreign private issuer 6-K disclosures.

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Recent insider activity

Date Insider Title Type Shares Price Value
5/1/2026 RYAN ARTHUR F SELL -1 $712 $712
5/1/2026 RYAN ARTHUR F SELL -2 $711 $1,422
5/1/2026 RYAN ARTHUR F SELL -6 $709 $4,257
5/1/2026 RYAN ARTHUR F SELL -4 $707 $2,830
5/1/2026 RYAN ARTHUR F SELL -7 $707 $4,947
5/1/2026 RYAN ARTHUR F SELL -14 $706 $9,878
5/1/2026 RYAN ARTHUR F SELL -24 $703 $16,883
5/1/2026 RYAN ARTHUR F SELL -15 $702 $10,537
5/1/2026 RYAN ARTHUR F SELL -5 $702 $3,509
4/1/2026 RYAN ARTHUR F SELL -1 $771 $771
4/1/2026 RYAN ARTHUR F SELL -3 $773 $2,318
4/1/2026 RYAN ARTHUR F SELL -8 $774 $6,189
4/1/2026 RYAN ARTHUR F SELL -14 $776 $10,858
4/1/2026 RYAN ARTHUR F SELL -13 $777 $10,096
4/1/2026 RYAN ARTHUR F SELL -9 $777 $6,997
4/1/2026 RYAN ARTHUR F SELL -4 $778 $3,113
4/1/2026 RYAN ARTHUR F SELL -40 $780 $31,188
3/2/2026 RYAN ARTHUR F SELL -7 $777 $5,442
3/2/2026 RYAN ARTHUR F SELL -2 $778 $1,557
3/2/2026 RYAN ARTHUR F SELL -5 $780 $3,898

Institutional holdings

Institution Shares Value ($) Change % Filing date
BlackRock 8,446,366 $8,877,384,199 8/13/2024
Vanguard Group 9,075,153 $7,004,838,346 1/29/2026
State Street 4,660,808 $3,597,537,871 2/13/2026
JP Morgan Chase 4,002,160 $3,089,148,831 2/11/2026
Fidelity (FMR) 2,319,566 $1,790,403,167 2/17/2026
AQR Capital 995,710 $768,518,494 2/17/2026
Citadel Advisors 684,270 $528,167,485 2/17/2026
Millennium Management 443,768 $342,531,206 2/17/2026
Two Sigma 281,151 $217,012,022 2/17/2026
Point72 265,827 $205,183,886 2/17/2026
DE Shaw 178,475 $137,759,498 2/17/2026
Bridgewater Associates 72,745 $56,149,683 2/13/2026
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