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632 hedge funds and large institutions have $13.3B invested in Aecom in 2025 Q2 according to their latest regulatory filings, with 109 funds opening new positions, 226 increasing their positions, 196 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed

262% more call options, than puts

Call options by funds: $26.5M | Put options by funds: $7.31M

195% more first-time investments, than exits

New positions opened: 109 | Existing positions closed: 37

67% more funds holding in top 10

Funds holding in top 10: 35 (+2)

22% more capital invested

Capital invested by funds: $10.8B → $13.3B (+$2.42B)

15% more repeat investments, than reductions

Existing positions increased: 226 | Existing positions reduced: 196

11% more funds holding

Funds holding: 569632 (+63)

1.15% more ownership

Funds ownership: 88.18%89.33% (+1.1%)

Holders
632
Holders Change
+63
Holders Change %
+11.07%
% of All Funds
8.32%
Holding in Top 10
5
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+66.67%
% of All Funds
0.07%
New
109
Increased
226
Reduced
196
Closed
37
Calls
$26.5M
Puts
$7.31M
Net Calls
+$19.2M
Net Calls Change
-$1.33M
Name Holding Trade Value Shares
Change
Change in
Stake
RhumbLine Advisers
51
RhumbLine Advisers
Massachusetts
$41.5M -$195K -1,883 -0.5%
HSBC Holdings
52
HSBC Holdings
United Kingdom
$38.4M +$14.1M +135,520 +66%
Millennium Management
53
Millennium Management
New York
$38.4M +$26.6M +255,958 +303%
Retirement Systems of Alabama
54
Retirement Systems of Alabama
Alabama
$35.4M +$21K +202 +0.1%
FLPIM
55
F.L. Putnam Investment Management
Massachusetts
$34.1M +$287K +2,761 +0.9%
Principal Financial Group
56
Principal Financial Group
Iowa
$33.9M -$549K -5,291 -2%
Royal Bank of Canada
57
Royal Bank of Canada
Ontario, Canada
$33.1M +$21.2M +204,632 +232%
Axa
58
Axa
France
$32M -$1.21M -11,635 -4%
BAMF
59
BI Asset Management Fondsmaeglerselskab
Denmark
$31.9M -$542K -5,220 -2%
Sumitomo Mitsui Trust Group
60
Sumitomo Mitsui Trust Group
Japan
$31.4M +$1.78M +17,121 +7%
SO
61
STRS Ohio
Ohio
$30.6M +$478K +4,609 +2%
Renaissance Technologies
62
Renaissance Technologies
New York
$29.7M -$8.68M -83,650 -24%
California Public Employees Retirement System
63
California Public Employees Retirement System
California
$28.8M +$1.65M +15,935 +7%
California State Teachers Retirement System (CalSTRS)
64
California State Teachers Retirement System (CalSTRS)
California
$28.6M -$965K -9,298 -4%
New York State Common Retirement Fund
65
New York State Common Retirement Fund
New York
$28.2M -$3.3M -31,762 -11%
DB
66
Danske Bank
Denmark
$28.2M +$8.94M +86,150 +53%
Verition Fund Management
67
Verition Fund Management
Connecticut
$27.8M -$14.4M -138,920 -36%
Barclays
68
Barclays
United Kingdom
$27.2M -$20M -192,931 -44%
KBC Group
69
KBC Group
Belgium
$25.2M +$19.3M +185,447 +490%
Jane Street
70
Jane Street
New York
$24.3M +$15.9M +152,720 +244%
SSA
71
Schonfeld Strategic Advisors
New York
$23.6M +$16M +154,062 +280%
Macquarie Group
72
Macquarie Group
Australia
$21.2M -$2.08M -20,037 -10%
LOAME
73
Lombard Odier Asset Management (Europe)
United Kingdom
$21M -$2.09M -20,091 -10%
Teacher Retirement System of Texas
74
Teacher Retirement System of Texas
Texas
$20.1M +$7.58M +72,989 +69%
LPL Financial
75
LPL Financial
California
$19.3M -$1.69M -16,294 -9%

ACM Hedge Fund Activity: Q2 2025 in Review

632 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Aecom (ACM) for Q2 2025, worth a combined $13.3B — up 22% from $10.8B a quarter earlier.

Buyers outnumbered sellers: 109 funds opened new ACM positions and 37 closed out — a net gain of 72 holders — while 226 added to existing stakes and 196 trimmed.

The largest buyer was Invesco, adding an estimated $200M. The largest seller was Pictet Asset Management, cutting an estimated $104M.

  • 632 institutional investors held Aecom (ACM) as of Q2 2025, up from 569 in Q1 2025.
  • Funds reported $13.3B of Aecom stock for Q2 2025, up 22% quarter-over-quarter.
  • 109 funds opened new Aecom positions in Q2 2025 and 37 closed out, a net change of +72 holders.
  • The largest Aecom buyer in Q2 2025 was Invesco, an estimated $200M added.
  • The largest Aecom seller in Q2 2025 was Pictet Asset Management, an estimated $104M sold.

Based on aggregated 13F filings for Q2 2025.