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 3,875 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 $177 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Boston Trust Walden Corp
|
Oct 17, 2025 Q3 2025 |
480,181
shares
|
$44.6 Million
0.3% of portfolio
|
Q3 2025
Reduced 25.06%
|
|
|
Cibc Asset Management Inc
Toronto, A6 |
Oct 31, 2025 Q3 2025 |
475,299
shares
|
$44.1 Million
0.13% of portfolio
|
Q3 2025
Added 0.84%
|
|
|
Amalgamated Bank
New York, NY |
Oct 29, 2025 Q3 2025 |
475,288
shares
|
$44.1 Million
0.29% of portfolio
|
Q3 2025
Reduced 2.06%
|
|
|
Srb Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
473,365
shares
|
$44 Million
2.28% of portfolio
|
Q3 2025
Reduced 4.67%
|
|
|
Wiley Bros. Aintree Capital, LLC
|
Nov 14, 2025 Q3 2025 |
470,436
shares
|
$43.7 Million
0.27% of portfolio
|
Q3 2025
Added 4.99%
|
|
|
Pathstone Holdings, LLC
Englewood, NJ |
Nov 13, 2025 Q3 2025 |
465,592
shares
|
$43.2 Million
0.15% of portfolio
|
Q3 2025
Added 0.64%
|
|
|
Degroof Petercam Asset Management
Brussels, C9 |
May 13, 2024 Q1 2024 |
460,600
shares
|
$42.8 Million
0.73% of portfolio
|
Q1 2024
Added 10.69%
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Nov 14, 2025 Q3 2025 |
458,259
shares
|
$42.6 Million
0.2% of portfolio
|
Q3 2025
Added 10314.98%
|
|
|
Nichols & Pratt Advisers LLP
|
Nov 04, 2025 Q3 2025 |
454,832
shares
|
$42.2 Million
2.46% of portfolio
|
Q3 2025
Added 1.36%
|
|
|
Sanctuary Advisors, LLC
Indianapolis, IN |
Jan 31, 2025 Q4 2024 |
450,606
shares
|
$41.8 Million
0.28% of portfolio
|
Q4 2024
Reduced 4.88%
|
|
|
Fukoku Mutual Life Insurance CO
|
Nov 12, 2025 Q3 2025 |
448,059
shares
|
$41.6 Million
2.33% of portfolio
|
Q3 2025
Reduced 0.59%
|
|
|
B. Metzler Seel. Sohn & Co. Ag
Frankfurt, 2M |
Nov 13, 2025 Q3 2025 |
447,210
shares
|
$41.5 Million
0.34% of portfolio
|
Q3 2025
Reduced 0.24%
|
|
|
Tri Locum Partners LP
New York, NY |
Nov 14, 2025 Q3 2025 |
446,874
shares
|
$41.5 Million
10.31% of portfolio
|
Q3 2025
New holding
|
|
|
Pinnacle Associates LTD
|
Nov 12, 2025 Q3 2025 |
443,116
shares
|
$41.1 Million
0.52% of portfolio
|
Q3 2025
Added 0.07%
|
|
|
Corda Investment Management, Llc.
Houston, TX |
Oct 24, 2025 Q3 2025 |
440,283
shares
|
$40.9 Million
2.61% of portfolio
|
Q3 2025
Added 1.91%
|
|
|
Manning & Napier Group, LLC
|
Apr 15, 2024 Q1 2024 |
433,356
shares
|
$40.2 Million
0.65% of portfolio
|
Q1 2024
Reduced 9.3%
|
|
|
Ilmarinen Mutual Pension Insurance CO
Helsinki, H9 |
Nov 13, 2025 Q3 2025 |
433,000
shares
|
$40.2 Million
0.27% of portfolio
|
Q2 2025
Added 7.44%
|
|
|
Pine Bridge Investments, L.P.
|
Nov 14, 2025 Q3 2025 |
432,527
shares
|
$40.2 Million
0.28% of portfolio
|
Q3 2025
Reduced 8.76%
|
|
|
Fiduciary Trust CO
Boston, MA |
Nov 14, 2025 Q3 2025 |
432,043
shares
|
$40.1 Million
0.43% of portfolio
|
Q3 2025
Added 0.65%
|
|
|
Srs Capital Advisors, Inc.
Denver, CO |
Nov 14, 2025 Q3 2025 |
429,287
shares
|
$39.9 Million
0.42% of portfolio
|
Q3 2025
Added 51.62%
|
|
|
Schonfeld Strategic Advisors LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
427,765
shares
|
$39.7 Million
0.24% of portfolio
|
Q3 2025
Added 747.08%
|
|
|
Uss Investment Management LTD
|
Nov 13, 2025 Q3 2025 |
422,758
shares
|
$39.3 Million
0.18% of portfolio
|
Q2 2025
Added 1.21%
|
|
|
S&Co Inc
Boston, MA |
Nov 06, 2025 Q3 2025 |
422,531
shares
|
$39.2 Million
2.17% of portfolio
|
Q3 2025
Reduced 0.78%
|
|
|
Utah Retirement Systems
Salt Lake City, UT |
Nov 14, 2025 Q3 2025 |
416,282
shares
|
$38.7 Million
0.35% of portfolio
|
Q3 2025
Reduced 0.22%
|
|
|
Vaughan David Investments LLC
Peoria, IL |
Oct 29, 2025 Q3 2025 |
412,241
shares
|
$38.3 Million
0.75% of portfolio
|
Q3 2025
Added 2.15%
|
|