What does CUSIP 10948W103 represent in this 13F holders report?

CUSIP 10948W103 is the security identifier for AAMI - Acadian Asset Management Inc. - Common used to aggregate holder disclosures.

How many institutions held AAMI - Acadian Asset Management Inc. - Common in Q4 2022?

142 institutional investors reported AAMI - Acadian Asset Management Inc. - Common for Q4 2022. Use the holders table for investor-level position and value details.

Acadian Asset Management Inc. - Common (AAMI)

CUSIP: 10948W103

Q4 2022 13F Holders as of 31 Dec 2022

Security type / class: Equity / Common
Total 13F shares: 42,392,867
Total 13F value: $872,573,361
Share change: -214,237
Put/Call ratio: 1.8%
SEC-reported price per share: $20.58
Number of holders: 142
Value change: +$4,358,738
Number of buys: 66
Number of sells: 74
Shares outstanding: 35,530,844

Security key

10948W103

Report period

Q4 2022

Institutions

142

Top holders

AAMI full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2026 Acadian Asset Management Inc. SEC filings Acadian Asset Management Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 10948W103

Newer quarter: Q3 2026

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of AAMI - Acadian Asset Management Inc. - Common (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

PAULSON & CO. INC.

Disclosed value leader

PAULSON & CO. INC.

Comparable rows

0/15

Latest evidence

30 Sep 2022

13F Highest disclosed value: $133,446,000 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

PAULSON & CO. INC. has the largest disclosed position value at $133.45M.

0 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 PAULSON & CO. INC.'s linked filing trail.

Disclosed position value Top 5

PAULSON & CO. INC. $133.45M

BlackRock Finance, Inc. $75.92M

VANGUARD GROUP INC $45.34M

FMR LLC $37.32M

Empyrean Capital Partners, LP $28.04M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
PAULSON & CO. INC.	13F Company 13F	— denominator unverified	$133,446,000 8,950,121 shares	—	30 Sep 2022
BlackRock Finance, Inc.	13F Company 13F	— denominator unverified	$75,922,000 5,091,972 shares	—	30 Sep 2022
VANGUARD GROUP INC	13F Company 13F	— denominator unverified	$45,335,000 3,040,621 shares	—	30 Sep 2022
FMR LLC	13F Company 13F	— denominator unverified	$37,316,000 2,502,714 shares	—	30 Sep 2022
Empyrean Capital Partners, LP	13F Company 13F	— denominator unverified	$28,040,000 1,880,634 shares	—	30 Sep 2022
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	13F Company 13F	— denominator unverified	$20,021,000 1,342,800 shares	—	30 Sep 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 Q4 2022

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

142

42,392,867

Rows available

142

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 Q4 2022 vs Q3 2022 Across Filers

Q3 2022 holders

147

Q4 2022 holders

142

Holder diff

-5

Investor	Q3 2022 Shares	Q4 2022 Shares	Share Diff	Share Chg %	Q3 2022 value	Q4 2022 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend