Merck & Co., Inc. (MRK) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

2,514,398,943Shares Outstanding
9,653,386Shares held by institutions
$1,130,894,170Value of institutional holdings
18.34%Institutional ownership %
0.90%Shares Changed QoQ
1,872No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for Merck & Co., Inc. (NYSE:MRK) includes 1872 filers as of the latest reporting cycle ending December 2025.

3,217 Institutional Holders

9,653,386 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
VANGUARD GROUP INC 30 Sep, 2025 252,136,910 -777,516 -0.31% $21,161,850,856.00
BlackRock, Inc. 30 Sep, 2025 214,876,600 -3,464,232 -1.59% $18,034,593,047.00
STATE STREET CORP 30 Sep, 2025 118,180,178 -313,686 -0.26% $10,013,630,412.00
WELLINGTON MANAGEMENT GROUP LLP 30 Sep, 2025 75,279,104 -1,577,388 -2.05% $6,318,175,198.00
GEODE CAPITAL MANAGEMENT, LLC 30 Sep, 2025 59,798,874 846,193 1.44% $5,005,979,055.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 30 Sep, 2025 53,699,460 -166,006 -0.31% $4,506,996,430.00
DLD Asset Management, LP 30 Sep, 2025 47,500,000 11,000,000 30.14% $47,143,750.00
MORGAN STANLEY 30 Sep, 2025 44,586,535 385,841 0.87% $3,742,148,141.00
JPMORGAN CHASE & CO 30 Sep, 2025 35,201,647 3,379,875 10.62% $2,954,492,255.00
FMR LLC 30 Sep, 2025 33,426,750 1,860,625 5.89% $2,805,507,051.00
NORTHERN TRUST CORP 30 Sep, 2025 27,933,141 -812,286 -2.83% $2,344,428,524.00
BANK OF AMERICA CORP /DE/ 30 Sep, 2025 26,449,436 -1,571,698 -5.61% $2,219,901,143.00
Fisher Asset Management, LLC 30 Sep, 2025 24,068,126 -945,571 -3.78% $2,020,037,862.00
Bank of New York Mellon Corp 30 Sep, 2025 21,794,354 -203,076 -0.92% $1,829,200,194.00
Legal & General Group Plc 30 Sep, 2025 20,659,157 1,156,112 5.93% $1,733,923,050.00
Invesco Ltd. 30 Sep, 2025 19,844,936 2,821,766 16.58% $1,665,585,453.00
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 30 Sep, 2025 19,749,865 -5,383,464 -21.42% $1,657,606,171.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 30 Sep, 2025 18,708,703 -747,393 -3.84% $1,570,221,443.00
UBS Group AG 30 Sep, 2025 16,906,008 5,194 0.03% $1,418,921,251.00
DEUTSCHE BANK AG\ 30 Sep, 2025 16,846,361 -196,261 -1.15% $1,413,915,079.00