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MRK —
MERCK & CO INC
CUSIP: 58933Y105 · Held by 12 superinvestors · Combined value: $3,213,975,592
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| # | Investor | % of Portfolio | Value ($) | Shares | Recent Activity | Share Change |
|---|---|---|---|---|---|---|
| 1 | Ken Griffin | 0.2% | $1,484,148,211 | 14,099,831 | ADD | +3,328,877 |
| 2 | Bill Nygren | 1.9% | $1,482,977,135 | 14,088,705 | ADD | +4,265,097 |
| 3 | Sarah Ketterer | 1.5% | $109,956,449 | 1,044,617 | REDUCE | -89,440 |
| 4 | Kahn Brothers | 8.0% | $45,272,674 | 430,103 | REDUCE | -3,647 |
| 5 | Ray Dalio | 0.1% | $32,653,862 | 310,221 | REDUCE | -203,722 |
| 6 | Prem Watsa | 0.9% | $18,201,183 | 172,900 | - | - |
| 7 | FPA Queens Road | 0.5% | $15,415,997 | 146,456 | REDUCE | -1,222 |
| 8 | Dodge & Cox | 0.0% | $14,547,458 | 138,205 | REDUCE | -16,070 |
| 9 | Mairs & Power | 0.1% | $5,473,415 | 51,999 | REDUCE | -188 |
| 10 | Christopher Bloomstran | 0.5% | $4,678,070 | 44,443 | - | - |
| Investor | Activity | Share Change | % Change |
|---|---|---|---|
| Bill Nygren | ADD | +4,265,097 | +43.4% |
| Ken Griffin | ADD | +3,328,877 | +30.9% |
| David Katz | REDUCE | -8 | -0.3% |
| Dodge & Cox | REDUCE | -16,070 | -10.4% |
| FPA Queens Road | REDUCE | -1,222 | -0.8% |
| Kahn Brothers | REDUCE | -3,647 | -0.8% |
| Mairs & Power | REDUCE | -188 | -0.4% |
| Ray Dalio | REDUCE | -203,722 | -39.6% |
| Sarah Ketterer | REDUCE | -89,440 | -7.9% |
| Investor | Activity | Share Change | % Change |
|---|---|---|---|
| Bill Nygren | ADD | +692,290 | +7.6% |
| FPA Queens Road | ADD | +1,203 | +0.8% |
| Ken Griffin | ADD | +467,554 | +4.5% |
| Sarah Ketterer | ADD | +151,397 | +15.4% |
| David Katz | REDUCE | -45 | -1.5% |
| Dodge & Cox | REDUCE | -3,025 | -1.9% |
| Kahn Brothers | REDUCE | -56,715 | -11.6% |
| Mairs & Power | REDUCE | -4,684 | -8.2% |
| Ray Dalio | REDUCE | -636,779 | -55.3% |
| Jim Simons | SOLD | -139,820 | Exit |
Who Owns MRK? Superinvestor Holdings
MERCK & CO INC is held by 12 tracked superinvestors, with a combined position value of $3.2 billion . The largest positions are held by Ken Griffin (0.2% of portfolio), Bill Nygren (1.9% of portfolio), Sarah Ketterer (1.5% of portfolio).
In the most recent quarter, 2 superinvestors added or initiated positions while 7 reduced or exited.