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Cubist Systematic Strategies’s Merck MRK Stock Holding History

Cubist Systematic Strategies’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
2025
Q3 		$2.34M Sell
27,900
-223,600
-89% -$18.4M 0.01% 1468
2025
Q2 		$19.9M Buy
251,500
+5,000
+2% +$397K 0.09% 299
2025
Q1 		$22.1M Buy
246,500
+103,600
+72% +$9.67M 0.13% 164
2024
Q4 		$14.2M Buy
142,900
+124,300
+668% +$12.8M 0.09% 326
2024
Q3 		$2.11M Buy
+18,600
New +$2.21M 0.01% 1393
2024
Q2 		– Sell
-8,100
Closed -$1.07M – 3646
2024
Q1 		$1.07M Sell
8,100
-3,100
-28% -$382K 0.01% 2112
2023
Q4 		$1.22M Sell
11,200
-38,900
-78% -$4.04M 0.01% 1893
2023
Q3 		$5.16M Sell
50,100
-182,000
-78% -$19.6M 0.04% 738
2023
Q2 		$26.8M Sell
232,100
-10,500
-4% -$1.19M 0.18% 82
2023
Q1 		$25.8M Buy
242,600
+56,800
+31% +$6.13M 0.16% 90
2022
Q4 		$20.6M Buy
185,800
+118,200
+175% +$12.1M 0.12% 146
2022
Q3 		$5.82M Hold
67,600
– – 0.03% 927
2022
Q2 		$6.16M Buy
+67,600
New +$5.99M 0.04% 793

Other funds holding MRK

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Cubist Systematic Strategies's MRK Position: Q3 2025 in Review

Cubist Systematic Strategies increased its Merck (MRK) stake by 10,315% in Q3 2025, buying an estimated $37.4M and bringing the position to 458,259 shares worth $38.5M. The position accounts for 0.18% of the portfolio, ranked #114.

Cubist Systematic Strategies first reported a position in MRK in Q2 2014 and has held it in 43 quarters since. The position peaked at $40.7M in Q3 2024. 3,309 funds tracked by Wall St. Rank hold MRK as of Q3 2025.

  • Cubist Systematic Strategies held 458,259 shares of Merck worth $38.5M as of Q3 2025.
  • Cubist Systematic Strategies bought 453,859 Merck shares in Q3 2025, an estimated $37.4M.
  • Merck made up 0.18% of Cubist Systematic Strategies's portfolio in Q3 2025, its #114 holding.
  • Cubist Systematic Strategies first reported a position in Merck in Q2 2014 and has held it in 43 quarters since.
  • Cubist Systematic Strategies's Merck position peaked at $40.7M in Q3 2024.
  • 3,309 funds tracked by Wall St. Rank held Merck as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.