Diameter Capital Partners’s Merck MRK Stock Holding History

Diameter Capital 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
2026 Q1	–	Sell	-13,750	Closed	-$1.45M	–	42
2025 Q4	$1.45M	Buy	+13,750	New	+$1.29M	0.13%	35

Other funds holding MRK

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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

JP Morgan Chase New York $1.56T AUM 27.86% 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

Diameter Capital Partners's MRK Position: Q1 2026 in Review

Diameter Capital Partners sold out of Merck (MRK) in Q1 2026, closing a stake of 13,750 shares — an estimated $1.45M sold.

Diameter Capital Partners first reported a position in MRK in Q4 2025 and held it in 1 quarter. The position peaked at $1.45M in Q4 2025. 3,780 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

Diameter Capital Partners reported no remaining Merck position as of Q1 2026 after selling out during the quarter.
Diameter Capital Partners sold 13,750 Merck shares in Q1 2026, an estimated $1.45M.
Diameter Capital Partners first reported a position in Merck in Q4 2025 and held it in 1 quarter.
Diameter Capital Partners's Merck position peaked at $1.45M in Q4 2025.
3,780 funds tracked by Wall St. Rank held Merck as of Q1 2026.

Based on Diameter Capital Partners's 13F filing for Q1 2026, filed 15 May 2026.