Aecom
622 hedge funds and large institutions have $9.63B invested in Aecom in 2026 Q1 according to their latest regulatory filings, with 105 funds opening new positions, 231 increasing their positions, 203 reducing their positions, and 117 closing their positions.
14% more repeat investments, than reductions
Existing positions increased: 231 | Existing positions reduced: 203
0.79% more ownership
Funds ownership: 86.98% → 87.78% (+0.79%)
9% less call options, than puts
Call options by funds: $12.5M | Put options by funds: $13.8M
3% less funds holding
Funds holding: 643 → 622 (-21)
10% less first-time investments, than exits
New positions opened: 105 | Existing positions closed: 117
13% less capital invested
Capital invested by funds: $11B → $9.63B (-$1.38B)
50% less funds holding in top 10
Funds holding in top 10: 2 → 1 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$87.3M |
| 2 |
AQR Capital Management
Greenwich,
Connecticut
|
+$84.4M |
| 3 |
Barrow, Hanley, Mewhinney & Strauss
Dallas,
Texas
|
+$83.7M |
| 4 |
UBS AM
Chicago,
Illinois
|
+$67.1M |
| 5 |
D.E. Shaw & Co
New York
|
+$66.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
First Trust Advisors
Wheaton,
Illinois
|
-$99.9M |
| 2 |
Mariner
Overland Park,
Kansas
|
-$96.3M |
| 3 |
AllianceBernstein
Nashville,
Tennessee
|
-$90.8M |
| 4 |
PAM
Panagora Asset Management
Boston,
Massachusetts
|
-$88.8M |
| 5 |
FPP
Findlay Park Partners
London,
United Kingdom
|
-$79.9M |
ACM Hedge Fund Activity: Q1 2026 in Review
622 institutional investors reported a position in Aecom (ACM) for Q1 2026, worth a combined $9.63B — down 13% from $11B a quarter earlier.
Sellers outnumbered buyers: 117 funds closed out of ACM and 105 opened new positions — a net loss of 12 holders — while 203 trimmed existing stakes and 231 added.
The largest buyer was Fidelity Investments, adding an estimated $87.3M. The largest seller was First Trust Advisors, cutting an estimated $99.9M.
- 622 institutional investors held Aecom (ACM) as of Q1 2026, down from 643 in Q4 2025.
- Funds reported $9.63B of Aecom stock for Q1 2026, down 13% quarter-over-quarter.
- 105 funds opened new Aecom positions in Q1 2026 and 117 closed out, a net change of -12 holders.
- The largest Aecom buyer in Q1 2026 was Fidelity Investments, an estimated $87.3M added.
- The largest Aecom seller in Q1 2026 was First Trust Advisors, an estimated $99.9M sold.
Based on aggregated 13F filings for Q1 2026.