Optiver Holding’s Merck MRK Stock Holding History

Optiver Holding’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	$519K	Buy	+4,313	New	+$498K	﹤0.01%	646
2024 Q4	–	Sell	-12,930	Closed	-$1.47M	–	1135
2024 Q3	$1.47M	Buy	12,930 +7,952	+160%	+$945K	﹤0.01%	368
2024 Q2	$620K	Buy	+4,978	New	+$641K	﹤0.01%	449
2023 Q4	–	Sell	-42	Closed	-$4.33K	–	551
2023 Q3	$4.33K	Buy	+42	New	+$4.53K	﹤0.01%	509

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

Optiver Holding's MRK Position: Q1 2026 in Review

Optiver Holding opened a new position in Merck (MRK) in Q1 2026: 4,313 shares worth $519K. The stake represents ﹤0.01% of the portfolio and ranks #646 among its holdings. This is a return to the name: Optiver Holding previously reported a position in MRK as recently as Q3 2024.

Optiver Holding first reported a position in MRK in Q3 2023 and has held it in 4 quarters since. The position peaked at $1.47M in Q3 2024. 3,778 funds tracked by Wall St. Rank hold MRK as of Q1 2026.

Optiver Holding held 4,313 shares of Merck worth $519K as of Q1 2026.
Merck was a new Optiver Holding position in Q1 2026.
Merck made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #646 holding.
Optiver Holding first reported a position in Merck in Q3 2023 and has held it in 4 quarters since.
Optiver Holding's Merck position peaked at $1.47M in Q3 2024.
3,778 funds tracked by Wall St. Rank held Merck as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.