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MRK
6 quarters

Position history for Parallax Volatility Advisers, L.P.'s holdings in MERCK & CO INC

Parallax Volatility Advisers, L.P. holds 117,704 shares of MRK (MERCK & CO INC), worth $13.2M as of 2026-Q1. The position was increased (+182.3% shares). MRK represents 0.0% of Parallax Volatility Advisers, L.P.'s portfolio.

Current Value

$13.2M

Current Shares

117,704

Total Value Change

+$12.4M

Total Shares Change

+109,187

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Increased
117,704
+182.3%
$13.2M0.0%$119.83
45
2025-Q4
New
41,697
-
$4.4M0.0%$106.06
37
2025-Q3
Exited
0
-100.0%
$00.0%$77.91
0
2025-Q2
New
12,317
-
$975,0140.0%$77.66
35
2025-Q1
Exited
0
-100.0%
$00.0%$86.74
0
2024-Q4
New
8,517
-
$847,2710.0%$94.81
34

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

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