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MRK
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Position history for DIMENSIONAL FUND ADVISORS LP's holdings in MERCK & CO INC

DIMENSIONAL FUND ADVISORS LP holds 15.5M shares of MRK (MERCK & CO INC), worth $1.9B as of 2026-Q1. The position was increased (+23.8% shares). MRK represents 0.4% of DIMENSIONAL FUND ADVISORS LP's portfolio.

Current Value

$1.9B

Current Shares

15.5M

Total Value Change

+$1.1B

Total Shares Change

+9.3M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Increased
15.5M
+23.8%
$1.9B0.4%$119.83
46
2025-Q4
Increased
12.5M
+14.8%
$1.3B0.3%$106.06
44
2025-Q3
Increased
10.9M
+2.4%
$912.5M0.2%$77.91
39
2025-Q2
Decreased
10.6M
-2.7%
$841M0.2%$77.66
0
2025-Q1
Decreased
10.9M
-5.7%
$979.6M0.2%$86.74
0
2024-Q4
Increased
11.6M
+63.1%
$1.2B0.3%$94.81
55
2024-Q3
Increased
7.1M
+14.4%
$806M0.2%$108.70
43
2024-Q2
Increased
6.2M
+7.5%
$768M0.2%$117.58
41

Other major holders of MRK: VANGUARD GROUP INC, BlackRock Finance, Inc., BlackRock, Inc.

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