Arrowstreet Capital
ACM icon

Arrowstreet Capital’s Aecom ACM Stock Holding History

Arrowstreet Capital’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 		$146M Buy
2,096,935
+1,858,355
+779% +$142M 0.06% 261
2026
Q1 		$20.2M Buy
238,580
+218,920
+1,114% +$20.7M 0.01% 751
2025
Q4 		$1.87M Buy
+19,660
New +$2.31M ﹤0.01% 1425
2025
Q3 		– Sell
-126,811
Closed -$14.3M – 1830
2025
Q2 		$14.3M Buy
126,811
+122,893
+3,137% +$12.8M 0.01% 791
2025
Q1 		$363K Buy
+3,918
New +$397K ﹤0.01% 1655
2024
Q4 		– Sell
-2,068
Closed -$214K – 1705
2024
Q3 		$214K Buy
+2,068
New +$194K ﹤0.01% 1639
2022
Q4 		– Sell
-25,634
Closed -$1.75M – 1308
2022
Q3 		$1.75M Buy
+25,634
New +$1.82M ﹤0.01% 877
2021
Q4 		– Sell
-3,800
Closed -$240K – 1416
2021
Q3 		$240K Buy
+3,800
New +$242K ﹤0.01% 1494
2020
Q3 		– Sell
-142,171
Closed -$5.34M – 2300
2020
Q2 		$5.34M Buy
+142,171
New +$5.09M 0.01% 1029
2016
Q4 		– Sell
-129,529
Closed -$3.85M – 1570
2016
Q3 		$3.85M Sell
129,529
-63,354
-33% -$2.04M 0.01% 725
2016
Q2 		$6.13M Sell
192,883
-96,638
-33% -$3.06M 0.02% 542
2016
Q1 		$8.91M Sell
289,521
-12,396
-4% -$344K 0.04% 396
2015
Q4 		$9.07M Buy
301,917
+276,817
+1,103% +$8.32M 0.04% 377
2015
Q3 		$691K Buy
+25,100
New +$729K ﹤0.01% 1020
2015
Q1 		– Sell
-354,568
Closed -$10.8M – 966
2014
Q4 		$10.8M Buy
354,568
+250,757
+242% +$7.82M 0.06% 294
2014
Q3 		$3.5M Buy
+103,811
New +$3.69M 0.02% 465
2014
Q1 		– Sell
-120,035
Closed -$3.53M – 1125
2013
Q4 		$3.53M Buy
+120,035
New +$3.63M 0.02% 527

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

Arrowstreet Capital's ACM Position: Q2 2026 in Review

Arrowstreet Capital increased its Aecom (ACM) stake by 779% in Q2 2026, buying an estimated $142M and bringing the position to 2,096,935 shares worth $146M. The position accounts for 0.06% of the portfolio, ranked #261.

Arrowstreet Capital first reported a position in ACM in Q4 2013 and has held it in 17 quarters since. 572 funds tracked by Wall St. Rank hold ACM as of Q2 2026.

  • Arrowstreet Capital held 2,096,935 shares of Aecom worth $146M as of Q2 2026.
  • Arrowstreet Capital bought 1,858,355 Aecom shares in Q2 2026, an estimated $142M.
  • Aecom made up 0.06% of Arrowstreet Capital's portfolio in Q2 2026, its #261 holding.
  • Arrowstreet Capital first reported a position in Aecom in Q4 2013 and has held it in 17 quarters since.
  • 572 funds tracked by Wall St. Rank held Aecom as of Q2 2026.

Based on Arrowstreet Capital's 13F filing for Q2 2026, filed 13 Aug 2026.