Latest Institutional Purchases of Merck & Co., Inc. (MRK)
This list provides information on the latest institutional transactions involving Merck & Co., Inc. (MRK) 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 |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Credit Agricole S A
|
BUY
|
- |
167K+ 18.69% |
$13M - $14.6M
|
1.06M
$98.7M
|
|
|
Oct 31, 2025
Q3 2025
|
Uni Super Management Pty LTD
Melbourne, Victoria, C3 |
BUY
|
- |
160K+ 17.3% |
$12.4M - $14M
|
1.09M
$101M
|
|
|
Nov 13, 2025
Q3 2025
|
Ubs Group Ag
|
BUY
|
PUT |
159K+ 18.83% |
$12.3M - $13.9M
|
1M
$93.1M
|
|
|
Nov 04, 2025
Q3 2025
|
Thrivent Financial For Lutherans
Minneapolis, MN |
BUY
|
- |
158K+ 7.13% |
$12.3M - $13.8M
|
2.38M
$221M
|
|
|
Nov 13, 2025
Q3 2025
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
BUY
|
- |
157K+ 5.99% |
$12.2M - $13.7M
|
2.77M
$257M
|
|
|
Nov 13, 2025
Q3 2025
|
Jeremy Grantham
Grantham, Mayo, Van Otterloo & Co. LLC | Boston, Ma
|
BUY
|
- |
156K+ 2.41% |
$12.1M - $13.6M
|
6.63M
$615M
|
|
|
Nov 05, 2025
Q3 2025
|
Canada Post Corp Registered Pension Plan
Toronto, Z4 |
BUY
|
- |
152K+ 333.48% |
$11.8M - $13.3M
|
198K
$18.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Causeway Capital Management LLC
Los Angeles, CA |
BUY
|
- |
151K+ 15.41% |
$11.7M - $13.2M
|
1.13M
$105M
|
|
|
Nov 13, 2025
Q3 2025
|
Fil LTD
Hamilton, D0 |
BUY
|
- |
151K+ 22.37% |
$11.7M - $13.2M
|
824K
$76.5M
|
|
|
Oct 31, 2025
Q3 2025
|
La Banque Postale Asset Management Sa
Paris, I0 |
BUY
|
- |
150K+ 44.63% |
$11.6M - $13.1M
|
486K
$45.1M
|
|
|
Nov 13, 2025
Q3 2025
|
Sei Investments CO
Oaks, PA |
BUY
|
- |
149K+ 9.31% |
$11.6M - $13.1M
|
1.75M
$163M
|
|
|
Oct 31, 2025
Q3 2025
|
Commerzbank Aktiengesellschaft
|
BUY
|
- |
149K+ 75.12% |
$11.6M - $13M
|
347K
$32.2M
|
|
|
Oct 20, 2025
Q3 2025
|
Allspring Global Investments Holdings, LLC
|
BUY
|
- |
147K+ 32.84% |
$11.4M - $12.9M
|
596K
$55.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Srs Capital Advisors, Inc.
Denver, CO |
BUY
|
- |
146K+ 51.62% |
$11.3M - $12.8M
|
429K
$39.9M
|
|
|
Nov 07, 2025
Q3 2025
|
Pnc Financial Services Group, Inc.
Pittsburgh, PA |
BUY
|
- |
145K+ 1.87% |
$11.2M - $12.6M
|
7.87M
$731M
|
|
|
Nov 14, 2025
Q3 2025
|
Voleon Capital Management LP
Berkeley, CA |
BUY
|
- |
143K+ 105.93% |
$11.1M - $12.5M
|
278K
$25.8M
|
|
|
Oct 31, 2025
Q3 2025
|
Mitsubishi Ufj Trust & Banking Corp
Tokyo, M0 |
BUY
|
- |
142K+ 6.16% |
$11M - $12.4M
|
2.45M
$228M
|
|
|
Nov 14, 2025
Q3 2025
|
Dz Bank Ag Deutsche Zentral Genossenschafts Bank, Frankfurt Am Main
Frankfurt Am Main, 2M |
BUY
|
- |
141K+ 10.49% |
$10.9M - $12.3M
|
1.48M
$138M
|
|
|
Nov 14, 2025
Q3 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
BUY
|
PUT |
137K+ 17.68% |
$10.7M - $12M
|
915K
$84.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Rnc Capital Management LLC
|
BUY
|
- |
133K+ 35.89% |
$10.3M - $11.6M
|
505K
$46.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Creative Planning
Overland Park, KS |
BUY
|
- |
132K+ 13.96% |
$10.2M - $11.5M
|
1.08M
$100M
|
|
|
Nov 14, 2025
Q3 2025
|
Woodline Partners LP
San Francisco, CA |
BUY
|
- |
130K+ 16.72% |
$10.1M - $11.4M
|
909K
$84.4M
|
|
|
Nov 13, 2025
Q3 2025
|
Empowered Funds, LLC
|
BUY
|
- |
130K+ 27.48% |
$10.1M - $11.4M
|
603K
$56M
|
|
|
Nov 05, 2025
Q3 2025
|
Willis Investment Counsel
Gainesville, GA |
BUY
|
- |
126K+ 67.21% |
$9.79M - $11M
|
314K
$29.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Lido Advisors, LLC
Los Angeles, CA |
BUY
|
- |
125K+ 53.14% |
$9.66M - $10.9M
|
359K
$33.3M
|
|
|
Nov 17, 2025
Q3 2025
|
Morningstar Investment Management LLC
Chicago, IL |
BUY
|
- |
124K+ 1138.25% |
$9.65M - $10.9M
|
135K
$12.6M
|
|
|
Nov 05, 2025
Q3 2025
|
Optimas Capital LTD
Central, K3 |
BUY
|
- |
122KNew |
$9.49M - $10.7M
|
122K
$11.4M
|
|
|
Oct 31, 2025
Q3 2025
|
Sector Gamma As
|
BUY
|
- |
121K+ 59.65% |
$9.35M - $10.5M
|
323K
$29.9M
|
|
|
Oct 30, 2025
Q3 2025
|
Strs Ohio
|
BUY
|
- |
119K+ 11.26% |
$9.24M - $10.4M
|
1.18M
$109M
|
|
|
Nov 14, 2025
Q3 2025
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
PUT |
119K+ 169.43% |
$9.2M - $10.4M
|
189K
$17.5M
|
|
|
Nov 10, 2025
Q3 2025
|
Mai Capital Management
|
BUY
|
- |
118K+ 68.18% |
$9.15M - $10.3M
|
291K
$27M
|
|
|
Nov 13, 2025
Q3 2025
|
Kepler Cheuvreux (Suisse) Sa
Nyon, |
BUY
|
- |
117KNew |
$9.09M - $10.2M
|
117K
$10.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Concentric Capital Strategies, LP
Stamford, CT |
BUY
|
- |
115K+ 4284.07% |
$8.89M - $10M
|
117K
$10.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Joel Greenblatt
Gotham Asset Management, LLC | New York, Ny
|
BUY
|
- |
113K+ 23.63% |
$8.79M - $9.89M
|
592K
$55M
|
|
|
Nov 14, 2025
Q3 2025
|
Toronto Dominion Bank
Toronto, Ontario, A6 |
BUY
|
- |
111K+ 9.06% |
$8.64M - $9.73M
|
1.34M
$124M
|
|
|
Nov 13, 2025
Q3 2025
|
Mackenzie Financial Corp
Toronto Ontario, A6 |
BUY
|
- |
111K+ 10.47% |
$8.64M - $9.73M
|
1.17M
$109M
|
|
|
Nov 13, 2025
Q3 2025
|
Swiss National Bank
Zurich, V8 |
BUY
|
- |
103K+ 1.45% |
$8.02M - $9.03M
|
7.24M
$672M
|
|
|
Nov 06, 2025
Q3 2025
|
High Tower Advisors, LLC
Chicago, IL |
BUY
|
- |
102K+ 2.72% |
$7.94M - $8.94M
|
3.87M
$359M
|
|
|
Nov 14, 2025
Q3 2025
|
Mercer Global Advisors Inc
Denver, CO |
BUY
|
- |
101K+ 16.43% |
$7.84M - $8.83M
|
716K
$66.5M
|
|
|
Nov 13, 2025
Q3 2025
|
Guggenheim Capital LLC
Chicago, IL |
BUY
|
- |
101K+ 16.44% |
$7.82M - $8.81M
|
714K
$66.3M
|
|
|
Oct 21, 2025
Q3 2025
|
Generali Asset Management Spa Sgr
Trieste, L6 |
BUY
|
- |
101K+ 42.0% |
$7.82M - $8.8M
|
341K
$31.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Centiva Capital, LP
New York, NY |
BUY
|
PUT |
100KNew |
$7.76M - $8.74M
|
100K
$9.29M
|
|
|
Nov 14, 2025
Q3 2025
|
Zimmer Partners, LP
New York, NY |
BUY
|
PUT |
100KNew |
$7.76M - $8.74M
|
100K
$9.29M
|
|
|
Nov 14, 2025
Q3 2025
|
1832 Asset Management L.P.
Toronto, A6 |
BUY
|
- |
99.6K+ 17.99% |
$7.73M - $8.7M
|
653K
$60.7M
|
|
|
Nov 07, 2025
Q3 2025
|
Neos Investment Management LLC
Westport, CT |
BUY
|
- |
99.1K+ 39.85% |
$7.69M - $8.66M
|
348K
$32.3M
|
|
|
Nov 14, 2025
Q3 2025
|
State Of Tennessee, Treasury Department
Nashville, TN |
BUY
|
- |
98.4K+ 11.53% |
$7.63M - $8.59M
|
951K
$88.3M
|
|
|
Oct 29, 2025
Q3 2025
|
Wealth Enhancement Advisory Services, LLC
|
BUY
|
- |
98K+ 5.89% |
$7.61M - $8.56M
|
1.76M
$164M
|
|
|
Oct 10, 2025
Q3 2025
|
Cyndeo Wealth Partners, LLC
St. Petersburg, FL |
BUY
|
- |
96.3K+ 397.23% |
$7.47M - $8.41M
|
120K
$11.2M
|
|
|
Nov 12, 2025
Q3 2025
|
Jefferies Financial Group Inc.
New York, NY |
BUY
|
- |
90.8K+ 68.56% |
$7.05M - $7.94M
|
223K
$20.7M
|
|
|
Nov 13, 2025
Q3 2025
|
Panagora Asset Management Inc
Boston, MA |
BUY
|
- |
90.2K+ 187.88% |
$7M - $7.88M
|
138K
$12.8M
|
|