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
Other major holders of MRK: UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Increased |
| 117,704 |
+182.3% |
| $13.2M |
| 0.0% |
| $119.83 |
45 |
| 2025-Q4 | New | 41,697 | - | $4.4M | 0.0% | $106.06 | 37 |
| 2025-Q3 | Exited | 0 | -100.0% | $0 | 0.0% | $77.91 | 0 |
| 2025-Q2 | New | 12,317 | - | $975,014 | 0.0% | $77.66 | 35 |
| 2025-Q1 | Exited | 0 | -100.0% | $0 | 0.0% | $86.74 | 0 |
| 2024-Q4 | New | 8,517 | - | $847,271 | 0.0% | $94.81 | 34 |