Security key
00766T100
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 119,660,786
- Total 13F value
- $10,088,067,819
- Share change
- +424,920
- Put/Call ratio
- 134%
- SEC-reported price per share
- $84.32
- Number of holders
- 445
- Value change
- +$35,148,216
- Number of buys
- 224
- Number of sells
- 184
- Shares outstanding
- 129,313,736
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2023
Institutions
445
Top holders
10
ACM full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
AECOM SEC filings
AECOM company facts
Broader feeds
Reporting periods
Holder history for CUSIP 00766T100
Recent filing periods:
Ownership snapshot
Top reported holders of ACM - AECOM - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
PRIMECAP MANAGEMENT CO/CA/
Disclosed value leader
PRIMECAP MANAGEMENT CO/CA/
Comparable rows
15/15
Latest evidence
31 Dec 2022
13F
Lead comparable stake: 14%
Showing 1-6 of 15 holder rows.
Quick read
PRIMECAP MANAGEMENT CO/CA/ leads the comparable SEC ownership view at 14%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens PRIMECAP MANAGEMENT CO/CA/'s linked filing trail.
Comparable ownership
Top 5
PRIMECAP MANAGEMENT CO/CA/
14%
BlackRock Finance, Inc.
10%
VANGUARD GROUP INC
10%
Starboard Value LP
5.4%
PICTET ASSET MANAGEMENT SA
4.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| PRIMECAP MANAGEMENT CO/CA/ |
13F
Company
|
14%
|
$1,493,890,758
17,589,671 shares
|
— | 31 Dec 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
10%
|
$1,146,330,020
13,497,351 shares
|
— | 31 Dec 2022 |
| VANGUARD GROUP INC |
13F
Company
|
10%
|
$1,133,781,528
13,349,600 shares
|
— | 31 Dec 2022 |
| Starboard Value LP |
13F
Company
|
5.4%
|
$592,328,658
6,974,316 shares
|
— | 31 Dec 2022 |
| PICTET ASSET MANAGEMENT SA |
13F
Company
|
4.5%
|
$490,882,000
5,779,843 shares
|
— | 31 Dec 2022 |
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
4.4%
|
$478,490,779
5,633,943 shares
|
— | 31 Dec 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
445
Shares
119,660,786
Rows available
445
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2023 vs Q1 2023 Across Filers
Q1 2023 holders
445
Q1 2023 holders
445
Holder diff
0
| Investor | Q1 2023 Shares | Q1 2023 Shares | Share Diff | Share Chg % | Q1 2023 value | Q1 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend