Marshall Wace
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Marshall Wace’s DexCom DXCM Stock Holding History

Marshall Wace’s Portfolio DXCM Stock Details DXCM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$53.9K Sell
800
-1,300
-62% -$86.6K ﹤0.01% 2988
2026
Q1 		$132K Sell
2,100
-14,400
-87% -$1M ﹤0.01% 2860
2025
Q4 		$1.1M Buy
+16,500
New +$1.07M ﹤0.01% 1880

Other funds holding DXCM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Marshall Wace's DXCM Position: Q2 2026 in Review

Marshall Wace increased its DexCom (DXCM) stake by 681% in Q2 2026, buying an estimated $31M and bringing the position to 532,804 shares worth $35.9M. The position accounts for 0.03% of the portfolio, ranked #490.

Marshall Wace first reported a position in DXCM in Q4 2014 and has held it in 28 quarters since. The position peaked at $343M in Q1 2023. 973 funds tracked by Wall St. Rank hold DXCM as of Q2 2026.

  • Marshall Wace held 532,804 shares of DexCom worth $35.9M as of Q2 2026.
  • Marshall Wace bought 464,590 DexCom shares in Q2 2026, an estimated $31M.
  • DexCom made up 0.03% of Marshall Wace's portfolio in Q2 2026, its #490 holding.
  • Marshall Wace first reported a position in DexCom in Q4 2014 and has held it in 28 quarters since.
  • Marshall Wace's DexCom position peaked at $343M in Q1 2023.
  • 973 funds tracked by Wall St. Rank held DexCom as of Q2 2026.

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