Latest Institutional Transactions on Merck & Co., Inc. (MRK)
This table provides information on the latest institutional transactions involving Merck & Co., Inc. (MRK) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Amundi
Paris, I0 |
SELL
|
- |
-1.32M- 7.97% |
$102M - $115M
|
15.2M
$1.41B
|
|
|
Nov 14, 2025
Q3 2025
|
Ancora Advisors, LLC
Cleveland, OH |
SELL
|
- |
-3.49K- 12.87% |
$270K - $304K
|
23.6K
$2.19M
|
|
|
Nov 14, 2025
Q3 2025
|
Brevan Howard Capital Management LP
St. Helier, Y9 |
SELL
|
- |
-356K- 79.26% |
$27.6M - $31.1M
|
93.1K
$8.65M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
968KNew |
$75.1M - $84.6M
|
968K
$89.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
PUT |
-561K- 12.61% |
$43.5M - $49M
|
3.89M
$361M
|
|
|
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
|
Fred Alger Management, LLC
New York, NY |
BUY
|
- |
10.5K+ 52.0% |
$816K - $919K
|
30.7K
$2.86M
|
|
|
Nov 14, 2025
Q3 2025
|
Gallagher Fiduciary Advisors, LLC
Rolling Meadows, IL |
SELL
|
- |
-4.07K- 34.31% |
$315K - $355K
|
7.78K
$723K
|
|
|
Nov 14, 2025
Q3 2025
|
High Falls Advisors, Inc
Rochester, NY |
SELL
|
- |
-62- 1.79% |
$4.81K - $5.42K
|
3.41K
$316K
|
|
|
Nov 14, 2025
Q3 2025
|
Hilltop Holdings Inc.
Dallas, TX |
SELL
|
- |
-6.17K- 10.62% |
$478K - $539K
|
51.9K
$4.82M
|
|
|
Nov 14, 2025
Q3 2025
|
Holocene Advisors, LP
New York, NY |
BUY
|
- |
646KNew |
$50.1M - $56.4M
|
646K
$60M
|
|
|
Nov 14, 2025
Q3 2025
|
Kamunting Street Capital Management, L.P.
Miami Beach, FL |
BUY
|
- |
34.6K+ 224.46% |
$2.68M - $3.02M
|
50K
$4.64M
|
|
|
Nov 14, 2025
Q3 2025
|
Karani Asset Management LLC
New York, NY |
SELL
|
- |
-202- 1.77% |
$15.7K - $17.6K
|
11.2K
$1.04M
|
|
|
Nov 14, 2025
Q3 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
SELL
|
- |
-226K- 22.88% |
$17.6M - $19.8M
|
763K
$70.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
PUT |
227K+ 16.56% |
$17.6M - $19.8M
|
1.6M
$148M
|
|
|
Nov 14, 2025
Q3 2025
|
Schonfeld Strategic Advisors LLC
New York, NY |
BUY
|
- |
377K+ 747.08% |
$29.3M - $33M
|
428K
$39.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Schonfeld Strategic Advisors LLC
New York, NY |
BUY
|
PUT |
176KNew |
$13.7M - $15.4M
|
176K
$16.3M
|
|
|
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 14, 2025
Q3 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
SELL
|
PUT |
-82.7K- 9.45% |
$6.42M - $7.23M
|
792K
$73.5M
|
|
|
Nov 14, 2025
Q3 2025
|
Transamerica Financial Advisors, Inc.
Clearwater, FL |
BUY
|
- |
10.8K+ 330.35% |
$840K - $946K
|
14.1K
$1.31M
|
|
|
Nov 14, 2025
Q3 2025
|
Voloridge Investment Management, LLC
Jupiter, FL |
SELL
|
- |
-807K- 46.24% |
$62.7M - $70.5M
|
939K
$87.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Williams Jones Wealth Management, Llc.
New York, NY |
SELL
|
- |
-4.01K- 7.01% |
$311K - $350K
|
53.2K
$4.94M
|
|
|
Nov 14, 2025
Q3 2025
|
Zimmer Partners, LP
New York, NY |
BUY
|
- |
20KNew |
$1.55M - $1.75M
|
20K
$1.86M
|
|
|
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
|
Northwest Bancshares, Inc.
Warren, PA |
BUY
|
- |
4.08K+ 6.61% |
$317K - $357K
|
65.9K
$6.12M
|
|
|
Nov 14, 2025
Q3 2025
|
Brick & Kyle, Associates
Newtown, PA |
BUY
|
- |
6.1K+ 9.34% |
$474K - $533K
|
71.5K
$6.64M
|
|
|
Nov 14, 2025
Q3 2025
|
Utah Retirement Systems
Salt Lake City, UT |
SELL
|
- |
-920- 0.22% |
$71.4K - $80.4K
|
416K
$38.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Ncm Capital Management, LLC
Ramsey, NJ |
BUY
|
- |
17+ 0.09% |
$1.32K - $1.49K
|
18.6K
$1.73M
|
|
|
Nov 14, 2025
Q3 2025
|
Exodus Point Capital Management, LP
New York, NY |
BUY
|
CALL |
750K+ 300.0% |
$58.2M - $65.5M
|
1M
$92.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Srs Capital Advisors, Inc.
Denver, CO |
BUY
|
- |
146K+ 51.62% |
$11.3M - $12.8M
|
429K
$39.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Strategic Wealth Partners, Ltd.
Independence, OH |
SELL
|
- |
-2.87K- 46.48% |
$223K - $251K
|
3.3K
$307K
|
|
|
Nov 14, 2025
Q3 2025
|
Beacon Investment Advisors LLC
Gaithersburg, MD |
BUY
|
- |
2+ 0.04% |
$155 - $175
|
5.12K
$475K
|
|
|
Nov 14, 2025
Q3 2025
|
Garden State Investment Advisory Services LLC
Red Bank, NJ |
SELL
|
- |
-115- 3.4% |
$8.92K - $10K
|
3.26K
$303K
|
|
|
Nov 14, 2025
Q3 2025
|
Waterford Advisors, LLC
Orchard Park, NY |
SELL
|
- |
-3.66K- 54.74% |
$284K - $320K
|
3.03K
$281K
|
|
|
Nov 14, 2025
Q3 2025
|
Aspen Grove Capital, LLC
Avon, CO |
SELL
|
- |
-1.55K- 31.09% |
$121K - $136K
|
3.44K
$320K
|
|
|
Nov 14, 2025
Q3 2025
|
Talisman Wealth Advisors LLC
Mountainside, NJ |
BUY
|
- |
198+ 7.37% |
$15.4K - $17.3K
|
2.88K
$268K
|
|
|
Nov 14, 2025
Q3 2025
|
Imprint Wealth LLC
Mount Pleasant, SC |
SELL
|
- |
-23.2K- 99.0% |
$1.8M - $2.03M
|
234
$21.7K
|
|
|
Nov 14, 2025
Q3 2025
|
Swan Capital LLC
Pensacola, FL |
BUY
|
- |
106+ 23.5% |
$8.23K - $9.26K
|
557
$51.7K
|
|
|
Nov 14, 2025
Q3 2025
|
Nbc Securities, Inc.
Birmingham, AL |
SELL
|
- |
-15.5K- 29.44% |
$1.2M - $1.36M
|
37.2K
$3.45M
|
|
|
Nov 14, 2025
Q3 2025
|
Nbc Securities, Inc.
Birmingham, AL |
BUY
|
PUT |
8New |
$621 - $699
|
8
$743
|
|
|
Nov 14, 2025
Q3 2025
|
Anchor Investment Management, LLC
Columbia, SC |
SELL
|
- |
-943- 1.38% |
$73.2K - $82.4K
|
67.4K
$6.26M
|
|
|
Nov 14, 2025
Q3 2025
|
Jpl Wealth Management, LLC
Highlands Ranch, CO |
BUY
|
- |
286+ 10.53% |
$22.2K - $25K
|
3K
$279K
|
|
|
Nov 14, 2025
Q3 2025
|
Wiser Advisor Group LLC
Phoenix, AZ |
BUY
|
- |
655New |
$50.8K - $57.2K
|
655
$60.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Victory Financial Group, LLC
Austin, TX |
SELL
|
- |
-217- 5.78% |
$16.8K - $19K
|
3.54K
$329K
|
|
|
Nov 14, 2025
Q3 2025
|
Capitolis Liquid Global Markets LLC
New York, NY |
SELL
|
- |
-415K- 62.06% |
$32.2M - $36.3M
|
254K
$23.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Scientech Research LLC
Jersey City, NJ |
BUY
|
- |
6.5KNew |
$505K - $568K
|
6.5K
$604K
|
|
|
Nov 14, 2025
Q3 2025
|
Quadcap Wealth Management, LLC
Frisco, TX |
SELL
|
- |
-2.15K- 14.69% |
$167K - $188K
|
12.5K
$1.16M
|
|
|
Nov 14, 2025
Q3 2025
|
Point72 Asia (Singapore) Pte. Ltd.
Singapore, U0 |
BUY
|
- |
41.1KNew |
$3.19M - $3.59M
|
41.1K
$3.82M
|
|
|
Nov 14, 2025
Q3 2025
|
Adar1 Capital Management, LLC
Austin, TX |
BUY
|
- |
11.5K+ 163.35% |
$892K - $1M
|
18.5K
$1.72M
|
|
|
Nov 14, 2025
Q3 2025
|
Novak & Powell Financial Services, Inc.
St. Petersburg, FL |
BUY
|
- |
21+ 0.43% |
$1.63K - $1.83K
|
4.94K
$458K
|
|