Marshall Wace
AMGN icon

Marshall Wace’s Amgen AMGN Stock Holding History

Marshall Wace’s Portfolio AMGN Stock Details AMGN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-100
Closed -$35.2K – 3135
2026
Q1 		$35.2K Buy
+100
New +$35.6K ﹤0.01% 3009
2025
Q2 		– Sell
-50,000
Closed -$15.6M – 2666
2025
Q1 		$15.6M Buy
+50,000
New +$14.8M 0.02% 597
2023
Q2 		– Sell
-21,900
Closed -$5.29M – 2429
2023
Q1 		$5.29M Buy
+21,900
New +$5.38M 0.01% 974

Other funds holding AMGN

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
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
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
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

Marshall Wace's AMGN Position: Q2 2026 in Review

Marshall Wace reduced its Amgen (AMGN) stake by 69% in Q2 2026, selling an estimated $74.5M and leaving 99,402 shares worth $36M. The position accounts for 0.03% of the portfolio, ranked #489.

Marshall Wace first reported a position in AMGN in Q2 2013 and has held it in 38 quarters since. The position peaked at $416M in Q3 2023. 3,150 funds tracked by Wall St. Rank hold AMGN as of Q2 2026.

  • Marshall Wace held 99,402 shares of Amgen worth $36M as of Q2 2026.
  • Marshall Wace sold 217,515 Amgen shares in Q2 2026, an estimated $74.5M.
  • Amgen made up 0.03% of Marshall Wace's portfolio in Q2 2026, its #489 holding.
  • Marshall Wace first reported a position in Amgen in Q2 2013 and has held it in 38 quarters since.
  • Marshall Wace's Amgen position peaked at $416M in Q3 2023.
  • 3,150 funds tracked by Wall St. Rank held Amgen as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.