Zimmer Partners’s Merck MRK Stock Holding History

Zimmer Partners’s Portfolio MRK Stock Details MRK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-100,000	Closed	-$8.39M	–	152
2025 Q3	$8.39M	Buy	+100,000	New	+$8.24M	0.18%	84

Other funds holding MRK

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Zimmer Partners's MRK Position: Q4 2025 in Review

Zimmer Partners sold out of Merck (MRK) in Q4 2025, closing a stake of 20,000 shares — an estimated $1.68M sold.

Zimmer Partners first reported a position in MRK in Q3 2023 and held it in 6 quarters. The position peaked at $41.2M in Q1 2024. 3,651 funds tracked by Wall St. Rank hold MRK as of Q4 2025.

Zimmer Partners reported no remaining Merck position as of Q4 2025 after selling out during the quarter.
Zimmer Partners sold 20,000 Merck shares in Q4 2025, an estimated $1.68M.
Zimmer Partners first reported a position in Merck in Q3 2023 and held it in 6 quarters.
Zimmer Partners's Merck position peaked at $41.2M in Q1 2024.
3,651 funds tracked by Wall St. Rank held Merck as of Q4 2025.

Based on Zimmer Partners's 13F filing for Q4 2025, filed 17 Feb 2026.