Jane Street
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Jane Street’s Aecom ACM Stock Holding History

Jane Street’s Portfolio ACM Stock Details ACM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$7.58M Buy
108,600
+83,300
+329% +$6.38M ﹤0.01% 3163
2026
Q1 		$2.15M Buy
25,300
+14,700
+139% +$1.39M ﹤0.01% 4952
2025
Q4 		$1.01M Buy
10,600
+3,600
+51% +$423K ﹤0.01% 6095
2025
Q3 		$913K Buy
+7,000
New +$845K ﹤0.01% 6496
2025
Q2 		– Sell
-2,800
Closed -$260K – 9498
2025
Q1 		$260K Buy
+2,800
New +$284K ﹤0.01% 8041
2024
Q4 		– Sell
-3,900
Closed -$403K – 9274
2024
Q3 		$403K Buy
+3,900
New +$366K ﹤0.01% 7553
2024
Q1 		– Sell
-250,700
Closed -$23.2M – 9101
2023
Q4 		$23.2M Sell
250,700
-3,000
-1% -$255K 0.01% 1153
2023
Q3 		$21.1M Buy
253,700
+2,000
+0.8% +$172K 0.01% 1055
2023
Q2 		$21.3M Buy
+251,700
New +$20.6M 0.01% 1148
2023
Q1 		– Sell
-41,900
Closed -$3.56M – 8912
2022
Q4 		$3.56M Buy
41,900
+900
+2% +$70.8K ﹤0.01% 2970
2022
Q3 		$2.8M Buy
41,000
+800
+2% +$56.7K ﹤0.01% 3567
2022
Q2 		$2.62M Buy
40,200
+26,700
+198% +$1.87M ﹤0.01% 3675
2022
Q1 		$1.04M Sell
13,500
-6,200
-31% -$455K ﹤0.01% 6061
2021
Q4 		$1.52M Sell
19,700
-6,300
-24% -$442K ﹤0.01% 5041
2021
Q3 		$1.64M Buy
26,000
+12,200
+88% +$777K ﹤0.01% 4895
2021
Q2 		$874K Sell
13,800
-11,000
-44% -$719K ﹤0.01% 6109
2021
Q1 		$1.59M Sell
24,800
-10,100
-29% -$575K ﹤0.01% 4464
2020
Q4 		$1.74M Sell
34,900
-2,300
-6% -$110K ﹤0.01% 3746
2020
Q3 		$1.56M Buy
37,200
+23,000
+162% +$877K ﹤0.01% 3404
2020
Q2 		$534K Buy
+14,200
New +$509K ﹤0.01% 4985
2016
Q1 		– Sell
-22,300
Closed -$670K – 4004
2015
Q4 		$670K Buy
+22,300
New +$670K ﹤0.01% 2166

Other funds holding ACM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
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
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 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

Jane Street's ACM Position: Q2 2026 in Review

Jane Street increased its Aecom (ACM) stake by 16,110% in Q2 2026, buying an estimated $40.7M and bringing the position to 534,601 shares worth $37.3M. The position accounts for ﹤0.01% of the portfolio, ranked #1628.

Jane Street first reported a position in ACM in Q3 2013 and has held it in 35 quarters since. The position peaked at $44.3M in Q4 2025. 574 funds tracked by Wall St. Rank hold ACM as of Q2 2026.

  • Jane Street held 534,601 shares of Aecom worth $37.3M as of Q2 2026.
  • Jane Street bought 531,303 Aecom shares in Q2 2026, an estimated $40.7M.
  • Aecom made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #1628 holding.
  • Jane Street first reported a position in Aecom in Q3 2013 and has held it in 35 quarters since.
  • Jane Street's Aecom position peaked at $44.3M in Q4 2025.
  • 574 funds tracked by Wall St. Rank held Aecom as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.