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 |
|---|---|---|---|---|---|---|---|
|
Oct 27, 2025
Q3 2025
|
Janney Montgomery Scott LLC
|
BUY
|
- |
6.64K+ 0.36% |
$515K - $580K
|
1.85M
$172M
|
|
|
Oct 27, 2025
Q3 2025
|
St. Johns Investment Management Company, LLC
|
SELL
|
- |
-1.35K- 8.11% |
$105K - $118K
|
15.3K
$1.42M
|
|
|
Oct 27, 2025
Q3 2025
|
New Republic Capital, LLC
Charlotte, NC |
BUY
|
- |
452+ 7.83% |
$35.1K - $39.5K
|
6.22K
$578K
|
|
|
Oct 27, 2025
Q3 2025
|
Argyle Capital Management Inc.
|
BUY
|
- |
565+ 0.95% |
$43.8K - $49.4K
|
59.9K
$5.56M
|
|
|
Oct 27, 2025
Q3 2025
|
Allen Capital Group, LLC
|
SELL
|
- |
-1.59K- 13.41% |
$123K - $139K
|
10.2K
$951K
|
|
|
Oct 27, 2025
Q3 2025
|
Bangor Savings Bank
Bangor, ME |
SELL
|
- |
-219- 3.65% |
$17K - $19.1K
|
5.79K
$537K
|
|
|
Oct 27, 2025
Q3 2025
|
Rwc Asset Management LLP
London, X0 |
SELL
|
- |
-16.4K- 6.95% |
$1.27M - $1.43M
|
219K
$20.4M
|
|
|
Oct 27, 2025
Q3 2025
|
Kc Investment Advisors, LLC
Wichita, KS |
BUY
|
- |
2.63K+ 28.56% |
$204K - $230K
|
11.8K
$1.1M
|
|
|
Oct 27, 2025
Q3 2025
|
Schmidt P J Investment Management Inc
Cedarburg, WI |
SELL
|
- |
-2.27K- 9.96% |
$176K - $199K
|
20.6K
$1.91M
|
|
|
Oct 27, 2025
Q3 2025
|
Pko Investment Management Joint Stock CO
Warsaw, R9 |
SELL
|
- |
-5.5K- 7.11% |
$427K - $481K
|
71.9K
$6.67M
|
|
|
Oct 27, 2025
Q3 2025
|
Bogart Wealth, LLC
|
SELL
|
- |
-749- 10.81% |
$58.1K - $65.4K
|
6.18K
$574K
|
|
|
Oct 27, 2025
Q3 2025
|
Grimes & Company, Inc.
|
BUY
|
- |
2.73K+ 11.27% |
$212K - $238K
|
26.9K
$2.5M
|
|
|
Oct 27, 2025
Q3 2025
|
Crew Capital Management, Ltd.
|
SELL
|
- |
-325- 5.69% |
$25.2K - $28.4K
|
5.39K
$501K
|
|
|
Oct 27, 2025
Q3 2025
|
Decker Retirement Planning Inc.
Levi, UT |
SELL
|
- |
-175- 76.09% |
$13.6K - $15.3K
|
55
$5.11K
|
|
|
Oct 27, 2025
Q3 2025
|
First United Bank & Trust
|
SELL
|
- |
-51- 1.79% |
$3.96K - $4.46K
|
2.8K
$260K
|
|
|
Oct 27, 2025
Q3 2025
|
Sippican Capital Advisors
|
BUY
|
- |
943+ 4.25% |
$73.2K - $82.4K
|
23.1K
$2.15M
|
|
|
Oct 27, 2025
Q3 2025
|
Liberty One Investment Management, LLC
|
BUY
|
- |
4.67K+ 8.59% |
$363K - $408K
|
59.1K
$5.49M
|
|
|
Oct 27, 2025
Q3 2025
|
Qvr LLC
|
BUY
|
- |
6.15KNew |
$477K - $537K
|
6.15K
$571K
|
|
|
Oct 27, 2025
Q3 2025
|
Qvr LLC
|
BUY
|
PUT |
700New |
$54.3K - $61.2K
|
700
$65K
|
|
|
Oct 27, 2025
Q3 2025
|
Smith Shellnut Wilson LLC
|
BUY
|
- |
478+ 15.73% |
$37.1K - $41.8K
|
3.52K
$327K
|
|
|
Oct 27, 2025
Q3 2025
|
Consolidated Planning Corp
Atlanta, GA |
BUY
|
- |
375+ 11.15% |
$29.1K - $32.8K
|
3.74K
$347K
|
|
|
Oct 27, 2025
Q3 2025
|
Financial Network Wealth Advisors LLC
Murray, UT |
BUY
|
- |
96+ 7.61% |
$7.45K - $8.39K
|
1.36K
$126K
|
|
|
Oct 27, 2025
Q3 2025
|
Td Private Client Wealth LLC
New York, NY |
SELL
|
- |
-38.7K- 61.24% |
$3M - $3.38M
|
24.5K
$2.27M
|
|
|
Oct 27, 2025
Q3 2025
|
Concurrent Investment Advisors, LLC
Tampa, FL |
BUY
|
- |
3.23K+ 3.49% |
$251K - $282K
|
95.8K
$8.9M
|
|
|
Oct 27, 2025
Q3 2025
|
Concurrent Investment Advisors, LLC
Tampa, FL |
BUY
|
PUT |
1.2K+ 1200.0% |
$93.1K - $105K
|
1.3K
$121K
|
|
|
Oct 27, 2025
Q3 2025
|
Unified Investment Management
Atlanta, GA |
BUY
|
- |
139+ 1.37% |
$10.8K - $12.1K
|
10.3K
$957K
|
|
|
Oct 27, 2025
Q3 2025
|
Retirement Planning Group
|
BUY
|
- |
320+ 6.65% |
$24.8K - $28K
|
5.13K
$477K
|
|
|
Oct 27, 2025
Q3 2025
|
Klingman & Associates, LLC
|
BUY
|
- |
408+ 4.17% |
$31.7K - $35.6K
|
10.2K
$946K
|
|
|
Oct 27, 2025
Q3 2025
|
Exencial Wealth Advisors, LLC
Oklahoma City, OK |
SELL
|
- |
-5.47K- 18.99% |
$425K - $478K
|
23.3K
$2.17M
|
|
|
Oct 27, 2025
Q3 2025
|
Plan Group Financial, LLC
Oklahoma City, OK |
SELL
|
- |
-1.42K- 14.01% |
$110K - $124K
|
8.71K
$808K
|
|
|
Oct 27, 2025
Q3 2025
|
Obermeyer Wood Investment Counsel, Lllp
Aspen, CO |
SELL
|
- |
-1.06K- 10.69% |
$82K - $92.4K
|
8.83K
$820K
|
|
|
Oct 27, 2025
Q3 2025
|
Wealth Plan Investment Management, LLC
Omaha, NE |
BUY
|
- |
181+ 1.3% |
$14K - $15.8K
|
14.1K
$1.31M
|
|
|
Oct 27, 2025
Q3 2025
|
Hoxton Planning & Management, LLC
Shepherdstown, WV |
BUY
|
- |
395+ 15.05% |
$30.7K - $34.5K
|
3.02K
$280K
|
|
|
Oct 27, 2025
Q3 2025
|
Paul Damon & Associates, Inc.
Grand Rapids, MI |
BUY
|
- |
1.81K+ 20.31% |
$140K - $158K
|
10.7K
$994K
|
|
|
Oct 27, 2025
Q3 2025
|
Kera Capital Partners, Inc.
Sacramento, CA |
BUY
|
- |
9.38K+ 113.42% |
$728K - $820K
|
17.7K
$1.64M
|
|
|
Oct 27, 2025
Q3 2025
|
Gwn Securities Inc.
Palm Beach Gardens, FL |
SELL
|
- |
-4.55K- 48.59% |
$353K - $398K
|
4.82K
$447K
|
|
|
Oct 27, 2025
Q3 2025
|
Mountain Hill Investment Partners Corp.
Atlantic Highlands, NJ |
BUY
|
- |
10+ 1.83% |
$776 - $874
|
557
$51.7K
|
|
|
Oct 27, 2025
Q3 2025
|
Capital City Trust CO
|
SELL
|
- |
-825- 13.18% |
$64K - $72.1K
|
5.44K
$505K
|
|
|
Oct 27, 2025
Q3 2025
|
Moseley Investment Management Inc
|
SELL
|
- |
-392- 7.46% |
$30.4K - $34.2K
|
4.87K
$452K
|
|
|
Oct 27, 2025
Q3 2025
|
One Day In July LLC
|
SELL
|
- |
-48- 1.43% |
$3.72K - $4.19K
|
3.32K
$308K
|
|
|
Oct 27, 2025
Q3 2025
|
Wealth Plan Partners, LLC
Omaha, NE |
BUY
|
- |
680+ 7.45% |
$52.8K - $59.4K
|
9.81K
$911K
|
|
|
Oct 27, 2025
Q3 2025
|
Meadow Creek Wealth Advisors LLC
|
SELL
|
- |
-610- 5.18% |
$47.3K - $53.3K
|
11.2K
$1.04M
|
|
|
Oct 27, 2025
Q3 2025
|
Arcadia Investment Management Corp
|
SELL
|
- |
-1.5K- 75.0% |
$116K - $131K
|
500
$46.4K
|
|
|
Oct 27, 2025
Q3 2025
|
Manning & Napier Advisors LLC
Fairport, NY |
SELL
|
- |
-71.4K- 27.65% |
$5.54M - $6.24M
|
187K
$17.3M
|
|
|
Oct 27, 2025
Q3 2025
|
Farmers & Merchants Trust CO Of Long Beach
|
SELL
|
- |
-1.2K- 8.46% |
$93.3K - $105K
|
13K
$1.21M
|
|
|
Oct 27, 2025
Q3 2025
|
Summa Corp.
Tomball, TX |
SELL
|
- |
-480- 8.96% |
$37.2K - $41.9K
|
4.88K
$453K
|
|
|
Oct 27, 2025
Q3 2025
|
Pullen Investment Management, LLC
Bradenton, FL |
BUY
|
- |
66+ 0.6% |
$5.12K - $5.77K
|
11.1K
$1.03M
|
|
|
Oct 27, 2025
Q3 2025
|
Jacobsen Capital Management
|
BUY
|
- |
804+ 19.68% |
$62.4K - $70.2K
|
4.89K
$454K
|
|
|
Oct 27, 2025
Q3 2025
|
Ashton Thomas Securities, LLC
Rochester, NY |
BUY
|
- |
759+ 12.19% |
$58.9K - $66.3K
|
6.98K
$649K
|
|
|
Oct 27, 2025
Q3 2025
|
Cullinan Associates Inc
|
BUY
|
- |
30+ 0.06% |
$2.33K - $2.62K
|
49.6K
$4.61M
|
|