Weiss Asset Management’s Merck MRK Stock Holding History

Weiss 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	$6.69M	Buy	+52,089	New	+$6.1M	0.07%	195
2026 Q1	–	Sell	-28,117	Closed	-$2.96M	–	698
2025 Q4	$2.96M	Buy	+28,117	New	+$2.64M	0.04%	251
2025 Q3	–	Sell	-447,390	Closed	-$35.4M	–	724
2025 Q2	$35.4M	Buy	+447,390	New	+$35.6M	0.4%	39
2025 Q1	–	Sell	-249,608	Closed	-$24.8M	–	549
2024 Q4	$24.8M	Buy	249,608 +160,337	+180%	+$16.5M	0.47%	46
2024 Q3	$10.1M	Buy	+89,271	New	+$10.6M	0.22%	111
2024 Q1	–	Sell	-49,589	Closed	-$5.41M	–	428
2023 Q4	$5.41M	Buy	+49,589	New	+$5.15M	0.26%	71
2021 Q3	–	Sell	-94,025	Closed	-$7.31M	–	582
2021 Q2	$7.31M	Buy	+94,025	New	+$6.99M	0.18%	164
2020 Q1	–	Sell	-2,884	Closed	-$250K	–	283
2019 Q4	$250K	Sell	2,884 -144	-5%	-$11.8K	0.02%	190
2019 Q3	$243K	Buy	3,028 +358	+13%	+$28.7K	0.02%	245
2019 Q2	$214K	Buy	2,670 +72	+3%	+$5.51K	0.01%	202
2019 Q1	$206K	Buy	+2,598	New	+$194K	0.02%	198

Other funds holding MRK

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

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

Weiss Asset Management opened a new position in Merck (MRK) in Q2 2026: 52,089 shares worth $6.69M. The stake represents 0.07% of the portfolio and ranks #195 among its holdings. This is a return to the name: Weiss Asset Management previously reported a position in MRK as recently as Q4 2025.

Weiss Asset Management first reported a position in MRK in Q1 2019 and has held it in 11 quarters since. The position peaked at $35.4M in Q2 2025. 3,851 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

Weiss Asset Management held 52,089 shares of Merck worth $6.69M as of Q2 2026.
Merck was a new Weiss Asset Management position in Q2 2026.
Merck made up 0.07% of Weiss Asset Management's portfolio in Q2 2026, its #195 holding.
Weiss Asset Management first reported a position in Merck in Q1 2019 and has held it in 11 quarters since.
Weiss Asset Management's Merck position peaked at $35.4M in Q2 2025.
3,851 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on Weiss Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.