Holocene Advisors
ACM icon

Holocene Advisors’s Aecom ACM Stock Holding History

Holocene Advisors’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 		$7.53M Buy
107,951
+41,602
+63% +$3.18M 0.02% 351
2026
Q1 		$5.63M Buy
66,349
+10,117
+18% +$959K 0.01% 382
2025
Q4 		$5.36M Sell
56,232
-5,617
-9% -$661K 0.01% 365
2025
Q3 		$8.07M Sell
61,849
-53,226
-46% -$6.43M 0.02% 311
2025
Q2 		$13M Buy
115,075
+15,755
+16% +$1.64M 0.03% 263
2025
Q1 		$9.21M Sell
99,320
-8,397
-8% -$852K 0.03% 292
2024
Q4 		$11.5M Buy
107,717
+18,498
+21% +$2.02M 0.04% 286
2024
Q3 		$9.21M Buy
89,219
+9,606
+12% +$902K 0.04% 253
2024
Q2 		$7.02M Sell
79,613
-76,477
-49% -$6.97M 0.03% 275
2024
Q1 		$15.3M Buy
+156,090
New +$14.1M 0.06% 231
2021
Q3 		– Sell
-31,883
Closed -$2.02M – 795
2021
Q2 		$2.02M Sell
31,883
-18,518
-37% -$1.21M 0.01% 563
2021
Q1 		$3.23M Buy
+50,401
New +$2.87M 0.02% 482
2020
Q4 		– Sell
-120,000
Closed -$5.02M – 725
2020
Q3 		$5.02M Hold
120,000
– – 0.04% 253
2020
Q2 		$4.51M Sell
120,000
-280,000
-70% -$10M 0.04% 214
2020
Q1 		$11.9M Buy
+400,000
New +$17.1M 0.13% 152
2019
Q3 		– Sell
-18,184
Closed -$688K – 687
2019
Q2 		$688K Sell
18,184
-3,410
-16% -$113K 0.01% 384
2019
Q1 		$641K Buy
+21,594
New +$645K 0.01% 357
2018
Q1 		– Sell
-14,221
Closed -$528K – 525
2017
Q4 		$528K Buy
+14,221
New +$517K 0.01% 394

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

Holocene Advisors's ACM Position: Q2 2026 in Review

Holocene Advisors increased its Aecom (ACM) stake by 63% in Q2 2026, buying an estimated $3.18M and bringing the position to 107,951 shares worth $7.53M. The position accounts for 0.02% of the portfolio, ranked #351.

Holocene Advisors first reported a position in ACM in Q4 2017 and has held it in 18 quarters since. The position peaked at $15.3M in Q1 2024. 574 funds tracked by Wall St. Rank hold ACM as of Q2 2026.

  • Holocene Advisors held 107,951 shares of Aecom worth $7.53M as of Q2 2026.
  • Holocene Advisors bought 41,602 Aecom shares in Q2 2026, an estimated $3.18M.
  • Aecom made up 0.02% of Holocene Advisors's portfolio in Q2 2026, its #351 holding.
  • Holocene Advisors first reported a position in Aecom in Q4 2017 and has held it in 18 quarters since.
  • Holocene Advisors's Aecom position peaked at $15.3M in Q1 2024.
  • 574 funds tracked by Wall St. Rank held Aecom as of Q2 2026.

Based on Holocene Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.