William Blair & Company
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William Blair & Company’s CME Group CME Stock Holding History

William Blair & Company’s Portfolio CME Stock Details CME Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q3 		– Sell
-1,400
Closed -$175K – 1390
2017
Q2 		$175K Sell
1,400
-2,600
-65% -$311K ﹤0.01% 1369
2017
Q1 		$475K Hold
4,000
– – ﹤0.01% 918
2016
Q4 		$461K Hold
4,000
– – ﹤0.01% 859
2016
Q3 		$418K Buy
+4,000
New +$418K ﹤0.01% 887

Other funds holding CME

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
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Sanders Capital
Sanders Capital West Palm Beach, Florida $99.8B AUM 47.9% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM

William Blair & Company's CME Position: Q2 2026 in Review

William Blair & Company reduced its CME Group (CME) stake by 29% in Q2 2026, selling an estimated $16.2M and leaving 145,845 shares worth $32.2M. The position accounts for 0.08% of the portfolio, ranked #193.

William Blair & Company first reported a position in CME in Q2 2013 and has held it in 53 quarters since. The position peaked at $60.4M in Q1 2026. 1,704 funds tracked by Wall St. Rank hold CME as of Q2 2026.

  • William Blair & Company held 145,845 shares of CME Group worth $32.2M as of Q2 2026.
  • William Blair & Company sold 58,689 CME Group shares in Q2 2026, an estimated $16.2M.
  • CME Group made up 0.08% of William Blair & Company's portfolio in Q2 2026, its #193 holding.
  • William Blair & Company first reported a position in CME Group in Q2 2013 and has held it in 53 quarters since.
  • William Blair & Company's CME Group position peaked at $60.4M in Q1 2026.
  • 1,704 funds tracked by Wall St. Rank held CME Group as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.