Latest Institutional Sells of Regeneron Pharmaceuticals, Inc. (REGN)
This list provides information on the latest institutional transactions involving Regeneron Pharmaceuticals, Inc. (REGN) stock that were sells. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jan 09, 2026
Q4 2025
|
Assenagon Asset Management S.A.
|
SELL
|
- |
-245K- 51.19% |
$136M - $170M
|
233K
$162M
|
|
|
Jan 09, 2026
Q4 2025
|
Diversified Trust CO
|
SELL
|
- |
-388- 10.09% |
$216K - $270K
|
3.46K
$2.4M
|
|
|
Jan 08, 2026
Q4 2025
|
Fulton Bank, N.A.
|
SELL
|
- |
-261- 10.17% |
$146K - $181K
|
2.31K
$1.6M
|
|
|
Jan 09, 2026
Q4 2025
|
Central Bank & Trust CO
|
SELL
|
- |
-164- 6.31% |
$91.5K - $114K
|
2.44K
$1.69M
|
|
|
Jan 07, 2026
Q4 2025
|
Harbor Investment Advisory, LLC
|
SELL
|
- |
-149- 5.63% |
$83.1K - $104K
|
2.5K
$1.73M
|
|
|
Jan 07, 2026
Q4 2025
|
Everpar Advisors LLC
Tulsa, OK |
SELL
|
- |
-112- 18.15% |
$62.5K - $77.8K
|
505
$350K
|
|
|
Jan 08, 2026
Q4 2025
|
Montecito Bank & Trust
|
SELL
|
- |
-70- 18.09% |
$39K - $48.6K
|
317
$220K
|
|
|
Jan 07, 2026
Q4 2025
|
Cooper Financial Group
|
SELL
|
- |
-47- 4.52% |
$26.2K - $32.7K
|
993
$689K
|
|
|
Jan 06, 2026
Q4 2025
|
Central Pacific Bank Trust Division
Honolulu, HI |
SELL
|
- |
-35- 2.44% |
$19.5K - $24.3K
|
1.4K
$969K
|
|
|
Jan 07, 2026
Q4 2025
|
Gilbert & Cook, Inc.
|
SELL
|
- |
-25- 1.44% |
$13.9K - $17.4K
|
1.71K
$1.19M
|
|
|
Jan 08, 2026
Q4 2025
|
Signet Financial Management, LLC
Parsippany, NJ |
SELL
|
- |
-23- 0.58% |
$12.8K - $16K
|
3.97K
$2.75M
|
|
|
Jan 07, 2026
Q4 2025
|
Procyon Advisors, LLC
|
SELL
|
- |
-23- 4.97% |
$12.8K - $16K
|
440
$305K
|
|
|
Jan 08, 2026
Q4 2025
|
Wedmont Private Capital
|
SELL
|
- |
-21- 1.84% |
$11.7K - $14.6K
|
1.12K
$778K
|
|
|
Jan 08, 2026
Q4 2025
|
Adirondack Trust CO
|
SELL
|
- |
-7- 1.81% |
$3.9K - $4.86K
|
380
$264K
|
|
|
Jan 07, 2026
Q4 2025
|
Tealwood Asset Management Inc
|
SELL
|
- |
-5- 0.21% |
$2.79K - $3.47K
|
2.33K
$1.62M
|
|
| Q3 2025 | |||||||
|
Nov 13, 2025
Q3 2025
|
Capital International Investors
Los Angeles, CA |
SELL
|
- |
-2.29M- 72.31% |
$1.22B - $1.37B
|
877K
$608M
|
|
|
Nov 07, 2025
Q3 2025
|
Jpmorgan Chase & CO
New York, NY |
SELL
|
- |
-1.59M- 28.03% |
$848M - $949M
|
4.07M
$2.82B
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-450K- 66.17% |
$241M - $270M
|
230K
$160M
|
|
|
Nov 07, 2025
Q3 2025
|
Vanguard Group Inc
Valley Forge, PA |
SELL
|
- |
-376K- 3.99% |
$201M - $225M
|
9.05M
$6.27B
|
|
|
Nov 14, 2025
Q3 2025
|
Amundi
Paris, I0 |
SELL
|
- |
-275K- 30.7% |
$147M - $165M
|
622K
$431M
|
|
|
Nov 14, 2025
Q3 2025
|
Squarepoint Ops LLC
New York, NY |
SELL
|
- |
-231K- 77.74% |
$124M - $139M
|
66.3K
$46M
|
|
|
Nov 07, 2025
Q3 2025
|
Bnp Paribas Asset Management Holding S.A.
|
SELL
|
- |
-206K- 46.68% |
$110M - $123M
|
235K
$163M
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
SELL
|
- |
-157K- 32.53% |
$84M - $94.1M
|
326K
$226M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
SELL
|
- |
-141K- 2.91% |
$75.3M - $84.3M
|
4.69M
$3.25B
|
|
|
Nov 14, 2025
Q3 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-138K- 40.65% |
$73.7M - $82.5M
|
201K
$139M
|
|
|
Nov 14, 2025
Q3 2025
|
Balyasny Asset Management LLC
Chicago, IL |
SELL
|
- |
-135K- 87.71% |
$72M - $80.6M
|
18.9K
$13.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Ubs Asset Management Americas Inc
Chicago, IL |
SELL
|
- |
-116K- 13.51% |
$62.2M - $69.6M
|
744K
$516M
|
|
|
Nov 14, 2025
Q3 2025
|
California Public Employees Retirement System
Sacramento, CA |
SELL
|
- |
-112K- 35.46% |
$59.7M - $66.8M
|
203K
$141M
|
|
|
Nov 14, 2025
Q3 2025
|
Voloridge Investment Management, LLC
Jupiter, FL |
SELL
|
- |
-107K- 38.24% |
$57.2M - $64.1M
|
173K
$120M
|
|
|
Nov 06, 2025
Q3 2025
|
Assetmark, Inc
|
SELL
|
- |
-107K- 83.69% |
$57.1M - $63.9M
|
20.8K
$14.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Capitolis Liquid Global Markets LLC
New York, NY |
SELL
|
- |
-93K- 55.36% |
$49.7M - $55.7M
|
75K
$52M
|
|
|
Nov 14, 2025
Q3 2025
|
Lmr Partners LLP
London, X0 |
SELL
|
PUT |
-92.8K- 94.89% |
$49.6M - $55.6M
|
5K
$3.47M
|
|
|
Nov 12, 2025
Q3 2025
|
Victory Capital Management Inc
|
SELL
|
- |
-87.9K- 51.62% |
$47M - $52.6M
|
82.4K
$57.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Qube Research & Technologies LTD
London, X0 |
SELL
|
- |
-77.2K- 12.34% |
$41.3M - $46.2M
|
549K
$381M
|
|
|
Nov 14, 2025
Q3 2025
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-66.4K- 5.44% |
$35.5M - $39.8M
|
1.15M
$800M
|
|
|
Nov 14, 2025
Q3 2025
|
Wellington Management Group LLP
Boston, MA |
SELL
|
- |
-63.5K- 89.29% |
$34M - $38M
|
7.62K
$5.28M
|
|
|
Nov 14, 2025
Q3 2025
|
Alliancebernstein L.P.
New York, NY |
SELL
|
- |
-63.3K- 10.79% |
$33.9M - $37.9M
|
524K
$363M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
PUT |
-62K- 8.61% |
$33.2M - $37.1M
|
658K
$457M
|
|
|
Nov 13, 2025
Q3 2025
|
Peak6 LLC
Chicago, IL |
SELL
|
PUT |
-54.5K- 67.28% |
$29.2M - $32.6M
|
26.5K
$18.4M
|
|
|
Nov 06, 2025
Q3 2025
|
Abrdn PLC
|
SELL
|
- |
-52.2K- 25.64% |
$27.9M - $31.3M
|
152K
$105M
|
|
|
Nov 10, 2025
Q3 2025
|
Citigroup Inc
|
SELL
|
- |
-46.1K- 25.0% |
$24.6M - $27.6M
|
138K
$95.8M
|
|
|
Oct 09, 2025
Q3 2025
|
Voya Investment Management LLC
Atlanta, GA |
SELL
|
- |
-45.3K- 26.2% |
$24.2M - $27.1M
|
128K
$88.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Royal London Asset Management LTD
United Kingdom, X0 |
SELL
|
- |
-42.1K- 90.32% |
$22.5M - $25.2M
|
4.51K
$3.13M
|
|
|
Nov 14, 2025
Q3 2025
|
Aquatic Capital Management LLC
Chicago, IL |
SELL
|
- |
-38.2K- 73.41% |
$20.4M - $22.9M
|
13.8K
$9.59M
|
|
|
Nov 05, 2025
Q3 2025
|
Pro Share Advisors LLC
|
SELL
|
- |
-34.2K- 20.19% |
$18.3M - $20.5M
|
135K
$93.7M
|
|
|
Nov 13, 2025
Q3 2025
|
Capital International, Inc.
Los Angeles, CA |
SELL
|
- |
-33.5K- 47.26% |
$17.9M - $20M
|
37.4K
$25.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
PUT |
-33.1K- 16.73% |
$17.7M - $19.8M
|
165K
$114M
|
|
|
Nov 13, 2025
Q3 2025
|
Hudson Bay Capital Management LP
Greenwich, CT |
SELL
|
- |
-32.6K- 49.08% |
$17.4M - $19.5M
|
33.8K
$23.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Healthcare Of Ontario Pension Plan Trust Fund
Toronto, A6 |
SELL
|
- |
-31.4K- 21.44% |
$16.8M - $18.8M
|
115K
$79.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Caption Management, LLC
Oklahoma City, OK |
SELL
|
PUT |
-30K- 50.0% |
$16M - $18M
|
30K
$20.8M
|
|