Merck & Co., Inc. (NYSE:MRK) has 3,491 institutional investors that have filed 13F reports for the period ending December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31 Mar, 2026 | 225,830,330 | 6,734,865 | 3.07% | $27,165,130,301.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 160,987,624 | 160,987,624 | 0.00% | $19,365,201,291.00 |
| State Street Corp | 31 Mar, 2026 | 119,325,673 | -714,495 | -0.60% | $14,453,274,004.00 |
| WELLINGTON MANAGEMENT GROUP LLP | 31 Mar, 2026 | 84,314,971 | -2,120,487 | -2.45% | $10,142,247,862.00 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 31 Mar, 2026 | 67,304,305 | 67,304,305 | 0.00% | $8,096,034,848.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 59,558,154 | -489,830 | -0.82% | $7,140,235,212.00 |
| Jpmorgan Chase & Co | 31 Mar, 2026 | 52,972,983 | 23,773,005 | 81.41% | $6,256,109,598.00 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 31 Mar, 2026 | 49,765,225 | 1,201,421 | 2.47% | $5,986,904,095.00 |
| Morgan Stanley | 31 Mar, 2026 | 47,632,487 | 2,686,466 | 5.98% | $5,729,712,158.00 |
| FMR LLC | 31 Mar, 2026 | 44,516,010 | 3,679,444 | 9.01% | $5,354,830,881.00 |
| Bank Of America Corp /De/ | 31 Mar, 2026 | 30,774,221 | 2,919,780 | 10.48% | $3,701,831,129.00 |
| Northern Trust Corp | 31 Mar, 2026 | 27,090,023 | -144,619 | -0.53% | $3,258,658,868.00 |
| Fisher Asset Management, LLC | 31 Mar, 2026 | 26,436,284 | 1,562,957 | 6.28% | $3,180,020,742.00 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 31 Mar, 2026 | 23,042,842 | 23,042,842 | 0.00% | $2,771,825.00 |
| Invesco Ltd. | 31 Mar, 2026 | 21,855,101 | 1,308,916 | 6.37% | $2,628,950,044.00 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 31 Mar, 2026 | 20,414,819 | 981,416 | 5.05% | $2,455,698,578.00 |
| Goldman Sachs Group Inc | 31 Mar, 2026 | 20,133,379 | -18,560,015 | -47.97% | $2,421,844,110.00 |
| Legal & General Group Plc | 31 Mar, 2026 | 19,538,545 | -238,297 | -1.20% | $2,350,291,572.00 |
| Bank of New York Mellon Corp | 31 Mar, 2026 | 18,713,363 | -451,163 | -2.35% | $2,251,030,420.00 |
| Franklin Resources Inc | 31 Mar, 2026 | 16,267,205 | 203,155 | 1.26% | $1,956,782,124.00 |