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Olympiad Research’s Aecom ACM Stock Holding History

Olympiad Research’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 		$233K Buy
+3,340
New +$256K 0.49% 60
2025
Q3 		– Sell
-2,202
Closed -$249K – 207
2025
Q2 		$249K Buy
+2,202
New +$229K 0.41% 89
2024
Q4 		– Sell
-3,263
Closed -$337K – 243
2024
Q3 		$337K Sell
3,263
-449
-12% -$42.2K 0.22% 154
2024
Q2 		$327K Buy
3,712
+1,529
+70% +$139K 0.24% 141
2024
Q1 		$214K Sell
2,183
-333
-13% -$30.1K 0.14% 292
2023
Q4 		$233K Buy
+2,516
New +$214K 0.18% 238

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

Olympiad Research's ACM Position: Q2 2026 in Review

Olympiad Research opened a new position in Aecom (ACM) in Q2 2026: 3,340 shares worth $233K. The stake represents 0.49% of the portfolio and ranks #60 among its holdings. This is a return to the name: Olympiad Research previously reported a position in ACM as recently as Q2 2025.

Olympiad Research first reported a position in ACM in Q4 2023 and has held it in 6 quarters since. The position peaked at $337K in Q3 2024. 574 funds tracked by Wall St. Rank hold ACM as of Q2 2026.

  • Olympiad Research held 3,340 shares of Aecom worth $233K as of Q2 2026.
  • Aecom was a new Olympiad Research position in Q2 2026.
  • Aecom made up 0.49% of Olympiad Research's portfolio in Q2 2026, its #60 holding.
  • Olympiad Research first reported a position in Aecom in Q4 2023 and has held it in 6 quarters since.
  • Olympiad Research's Aecom position peaked at $337K in Q3 2024.
  • 574 funds tracked by Wall St. Rank held Aecom as of Q2 2026.

Based on Olympiad Research's 13F filing for Q2 2026, filed 24 Jul 2026.