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Financial transparency data from public SEC filings.

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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

REGN

Superinvestors

Institutional investors holding REGN

Consensus →
InvestorFundWeightSharesValueQuarter
Michael BurryScion Asset Management19.52%215,000$112.9M2025Q2
Mason HawkinsLongleaf Partners – Southeastern Asset Management4.97%130,662$101.0M2026Q1
Harry BurnSound Shore3.91%150,960$116.6M2026Q1
Dodge & CoxDodge & Cox1.89%4,458,238$3.4B2026Q1
Carl IcahnIcahn Capital Management1.27%2,508,001$44.6M2007Q3
Viking Global InvestorsViking Global Investors0.20%97,739$62.0M2025Q1
Meridian / ArrowMarkMeridian Contrarian Fund0.02%3,048$861K2014Q2
Kenneth FisherFisher Asset Management0.00%5,059$3.9M2026Q1
Christopher DavisDavis Selected Advisers0.00%0$406K2001Q1
Richard PzenaPzena Investment Management0.00%794$547K2022Q3
Bill NygrenOakmark Select Fund – Harris Associates0.00%878$631K2023Q2
Polen Capital ManagementPolen Capital Management0.00%1,383$966K2022Q1

Congressional Activity

Congressional data coming soon

Insider Activity

23

Total trades

$148.3M

Volume

0

Buys

15

Sells

Last trade: Dec 30, 2025

Insider Tradeslast 90 days

No insider trades in the last 90 days.

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.