Institutional Ownership Merck & Co., Inc. (MRK)
This table provides information about the institutional ownership of Merck & Co., Inc. (MRK). We have compiled data on the 3,912 institutions that hold shares in the stock, with a total of 1.9 Billion shares, which have been reported (via 13F filing form) to have a value of $176 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Mesirow Financial Investment Management, Inc.
|
Nov 10, 2025 Q3 2025 |
46,986
shares
|
$4.36 Million
0.08% of portfolio
|
Q3 2025
Reduced 0.11%
|
|
|
Mc Ginn Investment Management, Inc.
|
Nov 13, 2025 Q3 2025 |
46,851
shares
|
$4.35 Million
2.31% of portfolio
|
Q3 2025
Added 0.15%
|
|
|
Signaturefd, LLC
Atlanta, GA |
Oct 21, 2025 Q3 2025 |
46,765
shares
|
$4.34 Million
0.07% of portfolio
|
Q3 2025
Added 1.92%
|
|
|
Harbor Capital Advisors, Inc.
|
Oct 15, 2025 Q3 2025 |
46,757
shares
|
$4.34 Million
0.3% of portfolio
|
Q3 2025
Added 1.61%
|
|
|
Ipswich Investment Management Co., Inc.
|
Oct 08, 2025 Q3 2025 |
46,687
shares
|
$4.34 Million
0.96% of portfolio
|
Q3 2025
Reduced 1.53%
|
|
|
Walled Lake Planning & Wealth Management, LLC
Winnetka, IL |
Nov 12, 2025 Q3 2025 |
46,670
shares
|
$4.33 Million
1.57% of portfolio
|
Q3 2025
Reduced 3.88%
|
|
|
Institutional & Family Asset Management, LLC
|
Jul 05, 2024 Q2 2024 |
46,620
shares
|
$4.33 Million
0.68% of portfolio
|
Q2 2024
Reduced 1.23%
|
|
|
Valley National Advisers Inc
|
Oct 17, 2025 Q3 2025 |
46,553
shares
|
$4.32 Million
0.61% of portfolio
|
Q3 2025
Added 124.79%
|
|
|
Siena Capital LLC
Cincinnati, OH |
Nov 02, 2022 Q3 2022 |
46,480
shares
|
$4.32 Million
2.61% of portfolio
|
Q3 2022
Reduced 1.85%
|
|
|
Edgestream Partners, L.P.
Princeton, NJ |
Nov 12, 2025 Q3 2025 |
46,337
shares
|
$4.3 Million
0.12% of portfolio
|
Q3 2025
Added 31.61%
|
|
|
Howland Capital Management LLC
|
Oct 28, 2025 Q3 2025 |
46,301
shares
|
$4.3 Million
0.15% of portfolio
|
Q3 2025
Added 2.69%
|
|
|
Caldwell Trust CO
Venice, FL |
Oct 23, 2025 Q3 2025 |
46,262
shares
|
$4.3 Million
0.36% of portfolio
|
Q3 2025
Reduced 3.83%
|
|
|
Chatham Capital Group, Inc.
|
Jan 14, 2026 Q4 2025 |
46,143
shares
|
$4.28 Million
0.66% of portfolio
|
Q4 2025
Added 0.27%
|
|
|
Nordwand Advisors, LLC
Radnor, PA |
Oct 29, 2025 Q3 2025 |
46,079
shares
|
$4.28 Million
0.61% of portfolio
|
Q3 2025
Added 2.69%
|
|
|
Primecap Management CO
Pasadena, CA |
Nov 10, 2025 Q3 2025 |
46,000
shares
|
$4.27 Million
0.0% of portfolio
|
Q3 2025
Reduced 11.37%
|
|
|
Arnhold LLC
|
Nov 07, 2025 Q3 2025 |
45,998
shares
|
$4.27 Million
0.35% of portfolio
|
Q2 2025
Added 362.66%
|
|
|
Hengehold Capital Management LLC
|
Oct 16, 2025 Q3 2025 |
45,852
shares
|
$4.26 Million
0.34% of portfolio
|
Q3 2025
Added 5.03%
|
|
|
American Investment Services, Inc.
|
Nov 13, 2025 Q3 2025 |
45,826
shares
|
$4.26 Million
0.97% of portfolio
|
Q3 2025
Added 54.37%
|
|
|
Boston Family Office LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
45,788
shares
|
$4.25 Million
0.24% of portfolio
|
Q3 2025
Reduced 8.64%
|
|
|
Sage View Advisory Group, LLC
Newport Beach, CA |
Nov 13, 2025 Q3 2025 |
45,696
shares
|
$4.24 Million
0.13% of portfolio
|
Q3 2025
Added 95.19%
|
|
|
Rench Wealth Management, Inc.
Denton, TX |
Nov 12, 2025 Q3 2025 |
45,560
shares
|
$4.23 Million
1.16% of portfolio
|
Q3 2025
Added 0.96%
|
|
|
Patton Albertson Miller Group, LLC
|
Nov 03, 2025 Q3 2025 |
45,503
shares
|
$4.23 Million
0.47% of portfolio
|
Q3 2025
Added 9.51%
|
|
|
Ballentine Partners, LLC
Waltham, MA |
Nov 03, 2025 Q3 2025 |
45,296
shares
|
$4.21 Million
0.05% of portfolio
|
Q3 2025
Reduced 7.02%
|
|
|
Abbrea Capital, LLC
|
Aug 08, 2024 Q2 2024 |
45,139
shares
|
$4.19 Million
0.74% of portfolio
|
Q2 2024
Reduced 4.74%
|
|
|
Catherine Avery Investment Management LLC
Longboat Key, FL |
Jan 05, 2026 Q4 2025 |
45,132
shares
|
$4.19 Million
2.85% of portfolio
|
Q4 2024
Reduced 35.23%
|
|