OP Asset Management’s Merck MRK Stock Holding History

OP Asset Management’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 Q2	$35.8M	Buy	278,454 +21,661	+8%	+$2.54M	0.38%	43
2026 Q1	$30.9M	Sell	256,793 -20,775	-7%	-$2.4M	0.31%	46
2025 Q4	$29.2M	Sell	277,568 -24,592	-8%	-$2.31M	0.35%	50
2025 Q3	$25.4M	Buy	302,160 +4,650	+2%	+$383K	0.33%	48
2025 Q2	$23.6M	Buy	297,510 +2,295	+0.8%	+$182K	0.34%	48
2025 Q1	$26.5M	Buy	+295,215	New	+$27.6M	0.43%	31

Other funds holding MRK

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

Truist Financial Charlotte, North Carolina $83.7B AUM 27.22% 1-Year Est. Return

Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return

Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

ATO

Alecta Tjanstepension Omsesidigt Stockholm, Sweden $23.8B AUM 34.25% 1-Year Est. Return

Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return

Asset Management One Tokyo, Japan $39B AUM 37.51% 1-Year Est. Return

OP Asset Management's MRK Position: Q2 2026 in Review

OP Asset Management increased its Merck (MRK) stake by 8.4% in Q2 2026, buying an estimated $2.54M and bringing the position to 278,454 shares worth $35.8M. The position accounts for 0.38% of the portfolio, ranked #43.

OP Asset Management first reported a position in MRK in Q1 2025 and has held it in 6 quarters since. 1,532 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

OP Asset Management held 278,454 shares of Merck worth $35.8M as of Q2 2026.
OP Asset Management bought 21,661 Merck shares in Q2 2026, an estimated $2.54M.
Merck made up 0.38% of OP Asset Management's portfolio in Q2 2026, its #43 holding.
OP Asset Management first reported a position in Merck in Q1 2025 and has held it in 6 quarters since.
1,532 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on OP Asset Management's 13F filing for Q2 2026, filed 28 Jul 2026.