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Position history for TEACHER RETIREMENT SYSTEM OF TEXASTEACHER RETIREMENT SYSTEM OF TEXAS's holdings in MERCK & CO INC

TEACHER RETIREMENT SYSTEM OF TEXAS holds 805,085 shares of MRK (MERCK & CO INC), worth $103.5M as of 2026-Q2. The position was increased (+22.0% shares). MRK represents 0.3% of TEACHER RETIREMENT SYSTEM OF TEXAS's portfolio.

Current Value

$103.5M

Current Shares

805,085

Total Value Change

-$3.1M

Total Shares Change

-132,944

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
805,085
+22.0%
$103.5M0.3%$127.75
43
2026-Q1
Decreased
659,877
-15.2%
$79.4M0.3%$118.73
0
2025-Q4
Decreased
777,967
-9.9%
$81.9M0.3%$103.13
0
2025-Q3
Decreased
863,314
-18.8%
$72.5M0.3%$81.54
0
2025-Q2
Decreased
1.1M
-6.9%
$84.2M0.4%$76.15
0
2025-Q1
Decreased
1.1M
-6.3%
$102.5M0.4%$85.49
0
2024-Q4
Increased
1.2M
+29.9%
$121.2M0.4%$93.94
45
2024-Q3
Increased
938,029
+39.9%
$106.5M0.5%$106.38
56

Other major holders of MRK: BNP PARIBAS FINANCIAL MARKETS, BlackRock, Inc., VANGUARD GROUP INC, BlackRock Finance, Inc.

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