Purchases and Sales Made in Q3 2025 in Merck & Co., Inc. (MRK)
This table provides information about the institutional ownership of Merck & Co., Inc. (MRK) during Q3 2025. The information is specifically focused on institutions that hold shares of Merck & Co., Inc..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 12, 2025
Q3 2025
|
Dld Asset Management, LP
New York, NY |
BUY
|
- |
47.5MNew |
$3.69B - $4.15B
|
47.5M
$4.41B
|
|
|
Nov 07, 2025
Q3 2025
|
Jpmorgan Chase & CO
New York, NY |
BUY
|
- |
6.69M+ 23.48% |
$519M - $585M
|
35.2M
$3.27B
|
|
|
Oct 07, 2025
Q3 2025
|
Assenagon Asset Management S.A.
|
BUY
|
- |
3.62M+ 192.67% |
$281M - $316M
|
5.5M
$510M
|
|
|
Nov 13, 2025
Q3 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
2.82M+ 16.58% |
$219M - $247M
|
19.8M
$1.84B
|
|
|
Nov 14, 2025
Q3 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
BUY
|
- |
2.8M+ 25.96% |
$218M - $245M
|
13.6M
$1.26B
|
|
|
Nov 14, 2025
Q3 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
BUY
|
- |
2.74M+ 20.73% |
$212M - $239M
|
15.9M
$1.48B
|
|
|
Nov 13, 2025
Q3 2025
|
Van Eck Associates Corp
|
BUY
|
- |
2.03M+ 61.58% |
$157M - $177M
|
5.33M
$494M
|
|
|
Nov 19, 2025
Q3 2025
|
Danske Bank A/S
Copenhagen K, G7 |
BUY
|
- |
1.88M+ 6724.8% |
$146M - $164M
|
1.91M
$177M
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
1.87M+ 21.29% |
$145M - $163M
|
10.7M
$990M
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
1.62M+ 27.42% |
$125M - $141M
|
7.51M
$698M
|
|
|
Nov 13, 2025
Q3 2025
|
Capital Wealth Planning, LLC
|
BUY
|
- |
1.6M+ 101.13% |
$125M - $140M
|
3.19M
$296M
|
|
|
Nov 14, 2025
Q3 2025
|
Janus Henderson Group PLC
London, X0 |
BUY
|
- |
1.57M+ 290.24% |
$122M - $137M
|
2.12M
$196M
|
|
|
Nov 12, 2025
Q3 2025
|
Neuberger Berman Group LLC
New York, NY |
BUY
|
- |
1.37M+ 110.19% |
$106M - $120M
|
2.61M
$243M
|
|
|
Nov 14, 2025
Q3 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
1.26M+ 21671.6% |
$97.5M - $110M
|
1.26M
$117M
|
|
|
Nov 14, 2025
Q3 2025
|
Axa Investment Managers S.A.
Puteaux, I0 |
BUY
|
- |
1.21MNew |
$93.8M - $106M
|
1.21M
$112M
|
|
|
Oct 21, 2025
Q3 2025
|
Lazard Freres Gestion S.A.S.
|
BUY
|
- |
1.17MNew |
$90.9M - $102M
|
1.17M
$109M
|
|
|
Nov 13, 2025
Q3 2025
|
Legal & General Group PLC
London, X0 |
BUY
|
- |
1.16M+ 5.93% |
$89.7M - $101M
|
20.7M
$1.92B
|
|
|
Nov 04, 2025
Q3 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
BUY
|
- |
1.15M+ 55.19% |
$89.2M - $100M
|
3.23M
$300M
|
|
|
Nov 13, 2025
Q3 2025
|
Munich Reinsurance CO Stock Corp In Munich
Munich, |
BUY
|
- |
1.06MNew |
$81.9M - $92.2M
|
1.06M
$98M
|
|
|
Oct 23, 2025
Q3 2025
|
Sg Americas Securities, LLC
|
BUY
|
- |
1.03M+ 494.0% |
$80.2M - $90.3M
|
1.24M
$115M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
968KNew |
$75.1M - $84.6M
|
968K
$89.9M
|
|
|
Nov 12, 2025
Q3 2025
|
Stifel Financial Corp
St. Louis, MO |
BUY
|
- |
964K+ 12.42% |
$74.8M - $84.2M
|
8.72M
$810M
|
|
|
Oct 20, 2025
Q3 2025
|
Los Angeles Capital Management LLC
|
BUY
|
- |
957K+ 38.97% |
$74.3M - $83.6M
|
3.41M
$317M
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
846K+ 1.44% |
$65.7M - $73.9M
|
59.8M
$5.55B
|
|
|
Nov 14, 2025
Q3 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
BUY
|
- |
787KNew |
$61.1M - $68.8M
|
787K
$73.1M
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
BUY
|
- |
787K+ 20.87% |
$61.1M - $68.8M
|
4.56M
$423M
|
|
|
Nov 12, 2025
Q3 2025
|
Cibc Bancorp Usa Inc.
Chicago, IL |
BUY
|
- |
763KNew |
$59.2M - $66.7M
|
763K
$70.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Mufg Securities Emea PLC
London, X0 |
BUY
|
- |
761K+ 10261.31% |
$59.1M - $66.5M
|
769K
$71.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Bank Of Montreal
Toronto, A6 |
BUY
|
- |
722K+ 15.45% |
$56.1M - $63.1M
|
5.4M
$501M
|
|
|
Nov 13, 2025
Q3 2025
|
Healthcare Of Ontario Pension Plan Trust Fund
Toronto, A6 |
BUY
|
- |
717K+ 277.41% |
$55.7M - $62.7M
|
976K
$90.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Harris Associates L P
Chicago, IL |
BUY
|
- |
692K+ 7.58% |
$53.7M - $60.5M
|
9.82M
$912M
|
|
|
Nov 14, 2025
Q3 2025
|
Balyasny Asset Management LLC
Chicago, IL |
BUY
|
- |
669K+ 4281.48% |
$51.9M - $58.5M
|
685K
$63.6M
|
|
|
Nov 12, 2025
Q3 2025
|
Ci Investments Inc.
Toronto, A6 |
BUY
|
- |
664K+ 86.63% |
$51.5M - $58M
|
1.43M
$133M
|
|
|
Nov 14, 2025
Q3 2025
|
Holocene Advisors, LP
New York, NY |
BUY
|
- |
646KNew |
$50.1M - $56.4M
|
646K
$60M
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
- |
643K+ 7683.43% |
$49.9M - $56.2M
|
651K
$60.5M
|
|
|
Nov 13, 2025
Q3 2025
|
Hsbc Holdings PLC
London, X0 |
BUY
|
- |
600K+ 7.71% |
$46.6M - $52.4M
|
8.39M
$779M
|
|
|
Nov 14, 2025
Q3 2025
|
Brandes Investment Partners, LP
La Jolla, CA |
BUY
|
- |
510K+ 26.69% |
$39.6M - $44.6M
|
2.42M
$225M
|
|
|
Oct 15, 2025
Q3 2025
|
Swedbank Ab
Stockholm, V7 |
BUY
|
- |
469K+ 5.96% |
$36.4M - $41M
|
8.34M
$775M
|
|
|
Nov 14, 2025
Q3 2025
|
Lazard Asset Management LLC
New York, NY |
BUY
|
- |
455K+ 6.88% |
$35.3M - $39.7M
|
7.06M
$656M
|
|
|
Nov 14, 2025
Q3 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
- |
454K+ 10314.98% |
$35.2M - $39.7M
|
458K
$42.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Tri Locum Partners LP
New York, NY |
BUY
|
- |
447KNew |
$34.7M - $39M
|
447K
$41.5M
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
BUY
|
- |
386K+ 0.87% |
$29.9M - $33.7M
|
44.6M
$4.14B
|
|
|
Nov 14, 2025
Q3 2025
|
Schonfeld Strategic Advisors LLC
New York, NY |
BUY
|
- |
377K+ 747.08% |
$29.3M - $33M
|
428K
$39.7M
|
|
|
Nov 12, 2025
Q3 2025
|
Natixis Advisors, L.P.
Boston, MA |
BUY
|
- |
371K+ 19.13% |
$28.8M - $32.4M
|
2.31M
$215M
|
|
|
Oct 27, 2025
Q3 2025
|
Conning Inc.
|
BUY
|
- |
366K+ 1059.87% |
$28.4M - $32M
|
401K
$37.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Caisse De Depot Et Placement Du Quebec
Montreal, A8 |
BUY
|
- |
347K+ 7.85% |
$26.9M - $30.3M
|
4.77M
$443M
|
|
|
Nov 14, 2025
Q3 2025
|
Cetera Investment Advisers
Schaumburg, IL |
BUY
|
- |
338K+ 45.87% |
$26.3M - $29.6M
|
1.08M
$100M
|
|
|
Nov 04, 2025
Q3 2025
|
Donaldson Capital Management, LLC
Evansville, IN |
BUY
|
- |
314K+ 66.28% |
$24.3M - $27.4M
|
787K
$73.1M
|
|
|
Oct 28, 2025
Q3 2025
|
Sequoia Financial Advisors, LLC
|
BUY
|
- |
312KNew |
$24.2M - $27.2M
|
312K
$28.9M
|
|
|
Oct 22, 2025
Q3 2025
|
Adams Diversified Equity Fund, Inc.
|
BUY
|
- |
309KNew |
$24M - $27M
|
309K
$28.7M
|
|