Security key
10948W103
Acadian Asset Management Inc. - Common Stock (AAMI)
CUSIP: 10948W103
Q1 2025 13F Holders as of 31 Mar 2025
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 35,912,108
- Total 13F value
- $928,709,663
- Share change
- -1,827,928
- Put/Call ratio
- 21%
- SEC-reported price per share
- $25.86
- Number of holders
- 190
- Value change
- -$47,957,442
- Number of buys
- 88
- Number of sells
- 81
- Shares outstanding
- 35,501,628
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 2025
Institutions
190
Top holders
10
AAMI full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Acadian Asset Management Inc. SEC filings
Acadian Asset Management Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 10948W103
Recent filing periods:
Ownership snapshot
Top reported holders of AAMI - Acadian Asset Management Inc. - 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
BlackRock, Inc.
Disclosed value leader
PAULSON & CO. INC.
Comparable rows
15/15
Latest evidence
31 Dec 2024
13F
13D/G
Lead comparable stake: 11%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 11%.
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 BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
11%
Azora Capital LP
4.2%
PAULSON & CO. INC.
25%
VANGUARD GROUP INC
6.5%
Empyrean Capital Partners, LP
5.3%
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 |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
11%
from 13D/G
|
$145,298,413
5,516,265 shares
|
— | 31 Dec 2024 |
| Azora Capital LP |
13D/G
13F
Company
|
4.2%
|
$42,168,771
1,565,866 shares
|
-$12,454,910 | 31 Dec 2024 |
| PAULSON & CO. INC. |
13F
Company
|
25%
|
$235,746,187
8,950,121 shares
|
— | 31 Dec 2024 |
| VANGUARD GROUP INC |
13F
Company
|
6.5%
|
$60,705,983
2,304,707 shares
|
— | 31 Dec 2024 |
| Empyrean Capital Partners, LP |
13F
Company
|
5.3%
|
$49,535,900
1,880,634 shares
|
— | 31 Dec 2024 |
| STATE STREET CORP |
13F
Company
|
3.6%
|
$33,569,461
1,274,467 shares
|
— | 31 Dec 2024 |
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 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
190
Shares
35,912,108
Rows available
190
| 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 2025 vs Q1 2025 Across Filers
Q1 2025 holders
190
Q1 2025 holders
190
Holder diff
0
| Investor | Q1 2025 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q1 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend