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Unclassified

REGENERON PHARMACEUTICALS

Original CUSIPs: 75886F107. This page shows current managers, quarterly changes, and primary SEC sources.

Current managers
1
Latest reporting quarter
Q1 2026

Who holds it and what changed this quarter

Portfolio weight and share-count changes are shown for every tracked manager with a current or prior-quarter position.

Scion Asset Management
Michael Burry
Q3 2025
Latest available filing
Exited
Exited: 1.36%

Scion Asset Management exited a position that was 1.36% of the portfolio, selling 15,000 shares.

-15,000 Shares
-100.00%
SEC11/03/2025
Bridgewater Associates
Ray Dalio / Bridgewater
Q1 2026
Reduced
0.20% 0.08%(-0.13 pp)

Bridgewater Associates sold 50,021 shares; portfolio weight moved from 0.20% to 0.08%.

-50,021 Shares
-68.76%
SEC05/15/2026

Four-quarter trend

Each line is one tracked manager’s portfolio weight. Labels identify the manager directly.

Historical and source details

Market values, quarterly totals, and original CUSIP rows are available below without obscuring current actions.

Quarterly holdings details
QuarterCurrent managersCombined valueTotal sharesManager details
Q2 20252$54,624,675104,047
Bridgewater Associates New position
Scion Asset Management New position
Q3 20251$132,347,675235,381
Bridgewater Associates Increased
Q4 20251$56,149,68372,745
Bridgewater Associates Reduced
Q1 20261$17,557,47122,724
Bridgewater Associates Reduced
Original CUSIP details
ManagerIssuerCUSIPSecurity classMarket valueSharesWeightSource
Bridgewater AssociatesREGENERON PHARMACEUTICALS75886F107COM$17,557,47122,7240.08%SEC XML