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Among the 9 tracked institutional investors we monitor, REGN (REGENERON PHARMACEUTICALS) is held with a combined value of $19.32B across 25,011,676 shares. The largest holder is VANGUARD GROUP INC with a position worth $7.00B (0.10% of their portfolio). VANGUARD GROUP INC opened a new position in the most recent quarter. 3 funds increased their holdings. 5 funds reduced their position.
Total Institutional Value
$19.32B
Total Shares Held
25,011,676
Institutional Holders
9
0
$0
2
$4.28K
Total Transactions
2
Last 90 days
| Date | Insider | Code | Type | Shares | Value |
|---|---|---|---|---|---|
| May 1, 2026 | ARTHUR F RYAN | S | Sale | 5 | $3.51K |
| Apr 1, 2026 | ARTHUR F RYAN | S | Sale | 1 | $771 |
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $7.00B | 0.10% | New |
| 2 | BlackRock, Inc. | $6.91B | 0.12% | +2.4% |
| 3 | STATE STREET CORP | $3.60B | 0.12% | +0.1% |
| 4 | FMR LLC | $1.17B | 0.06% | -34.5% |
| 5 | CITADEL ADVISORS LLC | $335.16M | 0.05% | -36.6% |
| 6 | Point72 Asset Management, L.P. | $116.34M | 0.15% | -43.4% |
| 7 | MILLENNIUM MANAGEMENT LLC | $102.17M | 0.04% | -70.2% |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $51.61M | 0.08% | +635.5% |
| 9 | Bridgewater Associates, LP | $17.56M | 0.08% | -68.8% |
As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of REGN with a position worth $7.00B, representing 0.10% of their portfolio. In total, 9 institutional investors hold REGN with a combined value of $19.32B.
In the most recent quarter, 1 fund opened a new position in REGN. Additionally, 3 increased their holdings and 5 reduced their positions.
Institutional investors hold $19.32B worth of REGN stock across 9 positions. The largest institutional holder is VANGUARD GROUP INC with $7.00B in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For REGN, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their REGN positions.