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Ostrum Asset Management’s Merck MRK Stock Holding History

Ostrum 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 		$2.46M Sell
19,140
-379
-2% -$44.4K 0.12% 132
2026
Q1 		$2.35M Sell
19,519
-38,649
-66% -$4.46M 0.13% 116
2025
Q4 		$6.12M Sell
58,168
-18,424
-24% -$1.73M 0.29% 46
2025
Q3 		$6.43M Buy
76,592
+2,462
+3% +$203K 0.29% 54
2025
Q2 		$5.87M Sell
74,130
-1,799
-2% -$143K 0.28% 61
2025
Q1 		$6.82M Buy
75,929
+17,616
+30% +$1.64M 0.36% 44
2024
Q4 		$5.8M Buy
58,313
+9,601
+20% +$990K 0.5% 29
2024
Q3 		$5.53M Buy
48,712
+10,072
+26% +$1.2M 0.46% 41
2024
Q2 		$4.78M Sell
38,640
-31,605
-45% -$4.07M 0.42% 47
2024
Q1 		$9.27M Sell
70,245
-2,611
-4% -$322K 0.73% 12
2023
Q4 		$7.94M Buy
72,856
+28,629
+65% +$2.97M 0.69% 13
2023
Q3 		$4.55M Sell
44,227
-5,679
-11% -$612K 0.42% 51
2023
Q2 		$5.76M Sell
49,906
-566
-1% -$64.3K 0.48% 41
2023
Q1 		$5.37M Buy
+50,472
New +$5.45M 0.47% 40

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

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

Ostrum Asset Management reduced its Merck (MRK) stake by 1.9% in Q2 2026, selling an estimated $44.4K and leaving 19,140 shares worth $2.46M. The position accounts for 0.12% of the portfolio, ranked #132.

Ostrum Asset Management first reported a position in MRK in Q1 2023 and has held it in 14 quarters since. The position peaked at $9.27M in Q1 2024. 3,833 funds tracked by Wall St. Rank hold MRK as of Q2 2026.

  • Ostrum Asset Management held 19,140 shares of Merck worth $2.46M as of Q2 2026.
  • Ostrum Asset Management sold 379 Merck shares in Q2 2026, an estimated $44.4K.
  • Merck made up 0.12% of Ostrum Asset Management's portfolio in Q2 2026, its #132 holding.
  • Ostrum Asset Management first reported a position in Merck in Q1 2023 and has held it in 14 quarters since.
  • Ostrum Asset Management's Merck position peaked at $9.27M in Q1 2024.
  • 3,833 funds tracked by Wall St. Rank held Merck as of Q2 2026.

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