Regeneron Pharmaceuticals
REGN · US
Regeneron Pharmaceuticals is held by 4 of the 24 tracked investors in their latest 13F filings. The largest position is Norges Bank's at $731M, 0.07% of that portfolio. Versus the prior quarter, 3 added, 1 trimmed and 0 bought new. In the last 90 days insiders sold 1 times ($2.0M) and bought 0 times on the open market.
Big investors holding this stock
Latest 13F of the 24 tracked investors. Common shares only.
| Investor | Value ($) | vs prior quarter |
|---|---|---|
| Norges Bank weight 0.07% · Q2 2026 |
731M | ▼ 11% |
| National Pension Service (Korea) weight 0.15% · Q2 2026 |
237M | ▲ 2% |
| Korea Investment Corporation weight 0.09% · Q2 2026 |
46.7M | ▲ 3% |
| Bridgewater Associates weight 0.13% · Q2 2026 |
32.0M | ▲ 126% |
Insider trades (90 days)
SEC Form 4| Insider | Trade | Amount ($) |
|---|---|---|
| Mccourt Marion EVP Commercial · 9/3 |
Sell Plan | 2.0M |
Questions
Which big investors own Regeneron Pharmaceuticals?
Norges Bank ($731M), National Pension Service (Korea) ($237M), Korea Investment Corporation ($46.7M), Bridgewater Associates ($32.0M), per their latest 13F filings.
Does Warren Buffett own Regeneron Pharmaceuticals?
Berkshire Hathaway did not report it in its latest 13F.
Does Korea's National Pension Service own Regeneron Pharmaceuticals?
Yes, $237M as of 2026-06-30 (0.15% of its US holdings).
Have Regeneron Pharmaceuticals insiders been selling?
1 open-market sales ($2.0M) and 0 purchases in the last 90 days; 1 of the sales were under pre-arranged 10b5-1 plans.
Restated and computed from SEC (13F, 13D/G, Form 4) and DART filings and NPS public data. Filings describe a past date and may differ from current holdings (13F: quarter end, up to 45 days later). Not investment advice.
Sources: SEC EDGAR, DART, data.go.kr (NPS), OpenFIGI. See Methodology for how figures are computed.