William Blair & Company
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William Blair & Company’s AES AES Stock Holding History

William Blair & Company’s Portfolio AES Stock Details AES Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$239K Buy
+16,299
New +$237K ﹤0.01% 1505
2024
Q4 		– Sell
-23,591
Closed -$473K – 1819
2024
Q3 		$473K Sell
23,591
-1,101
-4% -$19.5K ﹤0.01% 1130
2024
Q2 		$434K Buy
+24,692
New +$469K ﹤0.01% 1138
2024
Q1 		– Sell
-11,928
Closed -$230K – 1789
2023
Q4 		$230K Sell
11,928
-2,449
-17% -$39.8K ﹤0.01% 1349
2023
Q3 		$219K Sell
14,377
-619
-4% -$11.8K ﹤0.01% 1359
2023
Q2 		$311K Sell
14,996
-2,203
-13% -$48.5K ﹤0.01% 1240
2023
Q1 		$414K Buy
17,199
+3,460
+25% +$87.9K ﹤0.01% 1112
2022
Q4 		$395K Sell
13,739
-194
-1% -$5.23K ﹤0.01% 1118
2022
Q3 		$315K Buy
+13,933
New +$330K ﹤0.01% 1208
2021
Q4 		– Sell
-9,708
Closed -$222K – 1963
2021
Q3 		$222K Sell
9,708
-8,063
-45% -$196K ﹤0.01% 1453
2021
Q2 		$463K Sell
17,771
-13,101
-42% -$346K ﹤0.01% 1172
2021
Q1 		$828K Sell
30,872
-6,433
-17% -$171K ﹤0.01% 960
2020
Q4 		$877K Sell
37,305
-4,775
-11% -$99.2K ﹤0.01% 899
2020
Q3 		$762K Buy
+42,080
New +$703K ﹤0.01% 840
2019
Q4 		– Sell
-53,273
Closed -$870K – 1723
2019
Q3 		$870K Buy
+53,273
New +$858K 0.01% 792

Other funds holding AES

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
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

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

William Blair & Company opened a new position in AES (AES) in Q2 2026: 16,299 shares worth $239K. The stake represents ﹤0.01% of the portfolio and ranks #1505 among its holdings. This is a return to the name: William Blair & Company previously reported a position in AES as recently as Q3 2024.

William Blair & Company first reported a position in AES in Q3 2019 and has held it in 15 quarters since. The position peaked at $877K in Q4 2020. 705 funds tracked by Wall St. Rank hold AES as of Q2 2026.

  • William Blair & Company held 16,299 shares of AES worth $239K as of Q2 2026.
  • AES was a new William Blair & Company position in Q2 2026.
  • AES made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1505 holding.
  • William Blair & Company first reported a position in AES in Q3 2019 and has held it in 15 quarters since.
  • William Blair & Company's AES position peaked at $877K in Q4 2020.
  • 705 funds tracked by Wall St. Rank held AES as of Q2 2026.

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