ACADIAN ASSET MANAGEMENT LLC
Q2 2026 Form 13-F

BOSTON, MASSACHUSETTS
CIK 0000916542 · CRD 106609 · SEC-registered investment adviser
Holdings reported by Russell Investments Group Ltd since Q1 2020 , Police & Firemen s Retirement System of New Jersey since Q4 2025
Consolidated report · includes 1 manager since Q2 2013
$84.2B Reported Value Total

ACADIAN ASSET MANAGEMENT reports 356 total accounts under management (AUM). There are 340 discretionary accounts valued at $175,187,165,584, and 16 non-discretionary accounts valued at $2,277,092,725.

Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
SEC Registered Discretionary & Non-Discretionary
Firm Brochure (Part 2A)
Private funds (Form ADV)
75 funds · $27.5B gross asset value
Other: $21.0B · Hedge Fund: $6.5B
Source: Form ADV filed 2026-08-10
Reported value
$84.2B
Quarter over quarter
+16.4%
Holdings
1,970
Top-10 concentration
24.9%

Filing Structure

Reports holdings for

Holdings reported by

Key People

Form ADV owners & control persons
Brendan O'Brien Bradley
CIO, MANAGER
Charmaine Marie Catania
SVP, CHIEF FINANCIAL OFFICER
Scott Peter Dias
SVP, CHIEF COMPLIANCE OFFICER, GENERAL COUNSEL
Q1 2026

Coverage begins with the second quarter of 2013. Earlier quarters are not shown while their accuracy is being verified.

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Q2 2026 13F filing summary

Period of report June 30, 2026
Filed August 13, 2026
Form 13F-HR
Reported value $84.2B
Positions 1,970
Change in reported value +19.5%
New positions 315
Exited positions 338
Position turnover 28.3%
Top-10 concentration 24.9%

13F filings by quarter

Quarter Positions Value
Q2 2026 13F
Filed Aug 13, 2026
 1,970 $84.2B
Q1 2026 13F
Filed May 13, 2026
 1,992 $70.5B
Q4 2025 13F
Filed Feb 10, 2026
 1,937 $60.9B
Q3 2025 13F
Filed Nov 13, 2025
 1,797 $57.3B
Q2 2025 13F
Filed Aug 7, 2025
 1,634 $48.4B
Q1 2025 13F
Filed May 21, 2025
 1,573 $35.4B
Q4 2024 13F
Filed Feb 11, 2025
 1,577 $34.5B
Q3 2024 13F
Filed Nov 12, 2024
 2,045 $32.2B
Q2 2024 13F
Filed Aug 6, 2024
 1,723 $32.5B
Q1 2024 13F
Filed May 10, 2024
 1,539 $28.7B
Q4 2023 13F
Filed Feb 13, 2024
 1,651 $25.8B
Q3 2023 13F
Filed Nov 13, 2023
 1,612 $23.9B
Q2 2023 13F
Filed Aug 7, 2023
 1,692 $24.3B
Q1 2023 13F
Filed May 11, 2023
 1,709 $22.8B
Q4 2022 13F
Filed Feb 14, 2023
 1,755 $20.3B
Q3 2022 13F
Filed Nov 14, 2022
 1,651 $18.3B
Q2 2022 13F
Filed Aug 9, 2022
 1,657 $19.6B
Q1 2022 13F
Filed May 12, 2022
 1,615 $24.3B
Q4 2021 13F
Filed Feb 10, 2022
 1,648 $26.8B
Q3 2021 13F
Filed Nov 12, 2021
 1,682 $26.2B

33 earlier quarters on file — choose one from the quarter menu above.

Top 20 holdings · Q2 2026

# Holding Reported value % of portfolio
1 AAPL APPLE INC $4.6B 5.45%
2 NVDA NVIDIA CORPORATION $3.9B 4.63%
3 GOOGL ALPHABET INC $2.2B 2.57%
4 AMZN AMAZON COM INC $2.0B 2.39%
5 MSFT MICROSOFT CORP $1.8B 2.15%
6 BNS BANK NOVA SCOTIA B C $1.6B 1.9%
7 AMAT APPLIED MATLS INC $1.4B 1.69%
8 MU MICRON TECHNOLOGY INC $1.3B 1.55%
9 CM CANADIAN IMPERIAL BANK OF CO $1.1B 1.33%
10 META META PLATFORMS INC $1.1B 1.28%
11 COST COSTCO WHOLESALE CORPORATION $1.1B 1.27%
12 AVGO BROADCOM LTD $1.1B 1.26%
13 KLAC KLA CORP $1.0B 1.19%
14 GOOG ALPHABET INC $1.0B 1.19%
15 ASML ASML HLDG NV $998.3M 1.19%
16 PEP PEPSICO INC $913.1M 1.08%
17 LRCX LAM RESEARCH CORP $905.8M 1.08%
18 BP BP PLC $852.5M 1.01%
19 C CITIGROUP INC $838.6M 1.0%
20 CL COLGATE PALMOLIVE CO $833.9M 0.99%

Values as reported on the Q2 2026 Form 13F. Every position is in the holdings table below.

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