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Rossby Financial’s Merck MRK Stock Holding History

Rossby Financial’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 		$1.26M Buy
9,768
+2,413
+33% +$282K 0.23% 81
2026
Q1 		$889K Buy
7,355
+3,631
+98% +$419K 0.18% 112
2025
Q4 		$392K Buy
3,724
+1,644
+79% +$154K 0.12% 145
2025
Q3 		$187K Sell
2,080
-277
-12% -$22.8K 0.06% 298
2025
Q2 		$187K Sell
2,357
-120
-5% -$9.54K 0.07% 267
2025
Q1 		$205K Sell
2,477
-164
-6% -$15.3K 0.09% 222
2024
Q4 		$263K Buy
+2,641
New +$272K 0.16% 144

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

Rossby Financial's MRK Position: Q2 2026 in Review

Rossby Financial increased its Merck (MRK) stake by 33% in Q2 2026, buying an estimated $282K and bringing the position to 9,768 shares worth $1.26M. The position accounts for 0.23% of the portfolio, ranked #81.

Rossby Financial first reported a position in MRK in Q4 2024 and has held it in 7 quarters since. 3,833 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

  • Rossby Financial held 9,768 shares of Merck worth $1.26M as of Q2 2026.
  • Rossby Financial bought 2,413 Merck shares in Q2 2026, an estimated $282K.
  • Merck made up 0.23% of Rossby Financial's portfolio in Q2 2026, its #81 holding.
  • Rossby Financial first reported a position in Merck in Q4 2024 and has held it in 7 quarters since.
  • 3,833 funds tracked by Wall St. Rank held Merck as of Q2 2026.

Based on Rossby Financial's 13F filing for Q2 2026, filed 4 Aug 2026.