Latest Institutional Purchases of Regeneron Pharmaceuticals, Inc. (REGN)
This list provides information on the latest institutional transactions involving Regeneron Pharmaceuticals, Inc. (REGN) stock that were buys. 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 purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 13, 2025
Q2 2025
|
Dodge & Cox
San Francisco, CA |
BUY
|
- |
1.5M+ 64.64% |
$726M - $940M
|
3.83M
$2.13B
|
|
|
Aug 13, 2025
Q2 2025
|
Norges Bank
Oslo, Q8 |
BUY
|
- |
1.2MNew |
$578M - $749M
|
1.2M
$666M
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
385K+ 69.47% |
$186M - $241M
|
939K
$522M
|
|
|
Aug 07, 2025
Q2 2025
|
Acadian Asset Management LLC
Boston, MA |
BUY
|
- |
327K+ 234.69% |
$158M - $204M
|
466K
$259M
|
|
|
Aug 13, 2025
Q2 2025
|
Loomis Sayles & CO L P
|
BUY
|
- |
305K+ 18.65% |
$147M - $191M
|
1.94M
$1.08B
|
|
|
Aug 12, 2025
Q2 2025
|
Nuveen, LLC
Charlotte, NC |
BUY
|
- |
300K+ 55.26% |
$145M - $187M
|
842K
$468M
|
|
|
Aug 13, 2025
Q2 2025
|
Marshall Wace, LLP
London, X0 |
BUY
|
- |
239K+ 17036.36% |
$115M - $149M
|
240K
$134M
|
|
|
Aug 13, 2025
Q2 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
225K+ 26.46% |
$109M - $141M
|
1.08M
$599M
|
|
|
Aug 13, 2025
Q2 2025
|
Federated Hermes, Inc.
Pittsburgh, PA |
BUY
|
- |
204K+ 491.18% |
$98.6M - $128M
|
246K
$137M
|
|
|
Aug 12, 2025
Q2 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
BUY
|
- |
168K+ 30.89% |
$81M - $105M
|
711K
$396M
|
|
|
Aug 13, 2025
Q2 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
162K+ 50.31% |
$78.1M - $101M
|
483K
$269M
|
|
|
Aug 12, 2025
Q2 2025
|
Tableaux LLC
Stockbridge, MA |
BUY
|
- |
129KNew |
$62.3M - $80.7M
|
129K
$71.8M
|
|
|
Aug 13, 2025
Q2 2025
|
Bank Of Nova Scotia
|
BUY
|
- |
127K+ 103.34% |
$61.2M - $79.3M
|
249K
$139M
|
|
|
Aug 06, 2025
Q2 2025
|
Parnassus Investments, LLC
|
BUY
|
- |
101KNew |
$48.8M - $63.2M
|
101K
$56.3M
|
|
|
Aug 13, 2025
Q2 2025
|
Healthcare Of Ontario Pension Plan Trust Fund
Toronto, A6 |
BUY
|
- |
85.2K+ 139.4% |
$41.1M - $53.3M
|
146K
$81.4M
|
|
|
Aug 13, 2025
Q2 2025
|
Peak6 LLC
Chicago, IL |
BUY
|
PUT |
81KNew |
$39.1M - $50.7M
|
81K
$45.1M
|
|
|
Jul 10, 2025
Q2 2025
|
Kingstone Capital Partners Texas, LLC
Frisco, TX |
BUY
|
- |
77.6KNew |
$37.5M - $48.5M
|
77.6K
$43.2M
|
|
|
Aug 13, 2025
Q2 2025
|
Victory Capital Management Inc
|
BUY
|
- |
73.1K+ 75.24% |
$35.3M - $45.7M
|
170K
$94.8M
|
|
|
Aug 13, 2025
Q2 2025
|
Quadrature Capital LTD
London, X0 |
BUY
|
- |
70.4KNew |
$34M - $44.1M
|
70.4K
$39.2M
|
|
|
Aug 13, 2025
Q2 2025
|
First Trust Advisors LP
Wheaton, IL |
BUY
|
- |
70.1K+ 61.56% |
$33.9M - $43.9M
|
184K
$102M
|
|
|
Aug 13, 2025
Q2 2025
|
Ray Dalio
Bridgewater Associates, LP | Westport, Ct
|
BUY
|
- |
68.1K+ 324.22% |
$32.9M - $42.6M
|
89K
$49.6M
|
|
|
Aug 13, 2025
Q2 2025
|
Walleye Capital LLC
Plymouth, MN |
BUY
|
- |
53.6K+ 653.67% |
$25.9M - $33.5M
|
61.8K
$34.4M
|
|
|
Aug 14, 2025
Q2 2025
|
Integral Health Asset Management, LLC
|
BUY
|
- |
50KNew |
$24.2M - $31.3M
|
50K
$27.8M
|
|
|
Aug 12, 2025
Q2 2025
|
Center Book Partners LP
Greenwich, CT |
BUY
|
- |
45.9K+ 802.89% |
$22.2M - $28.7M
|
51.6K
$28.7M
|
|
|
Aug 14, 2025
Q2 2025
|
Hudson Bay Capital Management LP
Greenwich, CT |
BUY
|
- |
45.8K+ 222.33% |
$22.1M - $28.6M
|
66.4K
$36.9M
|
|
|
Aug 13, 2025
Q2 2025
|
National Bank Of Canada
|
BUY
|
- |
44.8K+ 45.75% |
$21.7M - $28M
|
143K
$79.5M
|
|
|
Aug 13, 2025
Q2 2025
|
Centiva Capital, LP
New York, NY |
BUY
|
CALL |
44.8KNew |
$21.6M - $28M
|
44.8K
$24.9M
|
|
|
Aug 14, 2025
Q2 2025
|
State Street Corp
Boston, MA |
BUY
|
- |
42.3K+ 0.88% |
$20.5M - $26.5M
|
4.83M
$2.69B
|
|
|
Aug 12, 2025
Q2 2025
|
Pacer Advisors, Inc.
Malvern, PA |
BUY
|
- |
37.8K+ 9.27% |
$18.2M - $23.6M
|
445K
$248M
|
|
|
Aug 13, 2025
Q2 2025
|
Peak6 LLC
Chicago, IL |
BUY
|
- |
37.2KNew |
$18M - $23.3M
|
37.2K
$20.7M
|
|
|
Aug 12, 2025
Q2 2025
|
Franklin Resources Inc
San Mateo, CA |
BUY
|
- |
36.8K+ 1.62% |
$17.8M - $23M
|
2.31M
$1.29B
|
|
|
Aug 14, 2025
Q2 2025
|
Pitcairn CO
Jenkintown, PA |
BUY
|
- |
34.6K+ 5059.8% |
$16.7M - $21.7M
|
35.3K
$19.6M
|
|
|
Aug 13, 2025
Q2 2025
|
Mackenzie Financial Corp
Toronto Ontario, A6 |
BUY
|
- |
34.5K+ 51.46% |
$16.6M - $21.6M
|
101K
$56.4M
|
|
|
Jul 25, 2025
Q2 2025
|
Cwm, LLC
|
BUY
|
- |
31.4K+ 770.03% |
$15.2M - $19.7M
|
35.5K
$19.8M
|
|
|
Aug 13, 2025
Q2 2025
|
Capital World Investors
Los Angeles, CA |
BUY
|
- |
27.4K+ 1.41% |
$13.2M - $17.1M
|
1.97M
$1.09B
|
|
|
Aug 13, 2025
Q2 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
27.1K+ 18.45% |
$13.1M - $16.9M
|
174K
$96.7M
|
|
|
Aug 01, 2025
Q2 2025
|
Y Intercept (Hong Kong) LTD
|
BUY
|
- |
25.2K+ 259.38% |
$12.2M - $15.7M
|
34.9K
$19.4M
|
|
|
Aug 06, 2025
Q2 2025
|
Ing Groep Nv
|
BUY
|
- |
24.8K+ 116.25% |
$12M - $15.5M
|
46.1K
$25.7M
|
|
|
Aug 04, 2025
Q2 2025
|
Assetmark, Inc
|
BUY
|
- |
24K+ 23.15% |
$11.6M - $15M
|
128K
$71M
|
|
|
Jul 31, 2025
Q2 2025
|
Mcdonald Capital Investors Inc
|
BUY
|
- |
21.3K+ 10.81% |
$10.3M - $13.3M
|
218K
$121M
|
|
|
Jul 31, 2025
Q2 2025
|
Ddd Partners, LLC
|
BUY
|
- |
20.5KNew |
$9.9M - $12.8M
|
20.5K
$11.4M
|
|
|
Jul 29, 2025
Q2 2025
|
R.P. Boggs & Co.
|
BUY
|
- |
20K+ 206.89% |
$9.66M - $12.5M
|
29.7K
$16.5M
|
|
|
Aug 13, 2025
Q2 2025
|
Capital Research Global Investors
Los Angeles, CA |
BUY
|
- |
20K+ 24.36% |
$9.66M - $12.5M
|
102K
$56.8M
|
|
|
Jul 24, 2025
Q2 2025
|
Lmcg Investments, LLC
Boston, MA |
BUY
|
- |
19.1K+ 132.01% |
$9.23M - $12M
|
33.6K
$18.7M
|
|
|
Aug 07, 2025
Q2 2025
|
National Pension Service
Jeonju Si, Jeollabuk Do, M5 |
BUY
|
- |
18K+ 7.12% |
$8.7M - $11.3M
|
271K
$151M
|
|
|
Jul 22, 2025
Q2 2025
|
Imc Chicago, LLC
|
BUY
|
- |
18KNew |
$8.67M - $11.2M
|
18K
$9.99M
|
|
|
Aug 11, 2025
Q2 2025
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
16.2K+ 0.17% |
$7.8M - $10.1M
|
9.42M
$5.24B
|
|
|
Aug 06, 2025
Q2 2025
|
Harvest Portfolios Group Inc.
Oakville, A6 |
BUY
|
- |
16.1K+ 19.39% |
$7.77M - $10.1M
|
99K
$55.1M
|
|
|
Aug 14, 2025
Q2 2025
|
Polar Capital Holdings PLC
London, X0 |
BUY
|
- |
15K+ 27.27% |
$7.25M - $9.38M
|
70K
$39M
|
|
|
Aug 11, 2025
Q2 2025
|
Ars Investment Partners, LLC
|
BUY
|
- |
14.4K+ 221.99% |
$6.95M - $8.99M
|
20.9K
$11.6M
|