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ADAR1 Capital Management’s Merck MRK Stock Holding History

ADAR1 Capital 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 		$403K Hold
3,140
– – 0.02% 225
2026
Q1 		$378K Sell
3,140
-6,500
-67% -$750K 0.02% 221
2025
Q4 		$1.01M Sell
9,640
-8,900
-48% -$835K 0.07% 130
2025
Q3 		$1.56M Buy
18,540
+11,500
+163% +$947K 0.15% 88
2025
Q2 		$557K Buy
+7,040
New +$560K 0.09% 112
2025
Q1 		– Sell
-2,440
Closed -$243K – 237
2024
Q4 		$243K Buy
2,440
+1,300
+114% +$134K 0.05% 150
2024
Q3 		$129K Sell
1,140
-74,610
-98% -$8.86M 0.02% 180
2024
Q2 		$9.38M Buy
75,750
+75,450
+25,150% +$9.72M 1.77% 12
2024
Q1 		$39.6K Sell
300
-53,700
-99% -$6.62M 0.01% 193
2023
Q4 		$5.89M Buy
+54,000
New +$5.61M 2.1% 11

Other funds holding MRK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

ADAR1 Capital Management's MRK Position: Q2 2026 in Review

ADAR1 Capital Management held its Merck (MRK) position steady in Q2 2026 at 3,140 shares worth $403K. The position accounts for 0.02% of the portfolio, ranked #225.

ADAR1 Capital Management first reported a position in MRK in Q4 2023 and has held it in 10 quarters since. The position peaked at $9.38M in Q2 2024. 3,845 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

  • ADAR1 Capital Management held 3,140 shares of Merck worth $403K as of Q2 2026.
  • ADAR1 Capital Management left its Merck share count unchanged in Q2 2026.
  • Merck made up 0.02% of ADAR1 Capital Management's portfolio in Q2 2026, its #225 holding.
  • ADAR1 Capital Management first reported a position in Merck in Q4 2023 and has held it in 10 quarters since.
  • ADAR1 Capital Management's Merck position peaked at $9.38M in Q2 2024.
  • 3,845 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on ADAR1 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.