Q2 2026 13F · SEC CIK 916542

Acadian Asset Management LLC

Hedge fundFiled 2026-08-13 for Q2 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $84.2B
Reported positions: 1,972
Top holdings a year, 3 yrs: +22.3%
Assets under management: $177.5B

Acadian Asset Management LLC is a hedge fund that reported 1,972 positions worth $84.2B in its Q2 2026 13F, filed 2026-08-13. Its largest holdings were Apple Inc (AAPL, 5.5%), Nvidia Corporation Com (NVDA, 4.6%), Alphabet Inc (GOOGL, 2.6%). A portfolio copying its top holdings returned 22.3% a year over the last 3 years, against 20.4% for the S&P 500.

Acadian Asset Management LLC holdings largest 50 of 1,972 positions.

Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

Acadian Asset Management LLC 13F holdings
Stock	% of 13F value	Q1 2026	Shares	Share change	Reported value
AAPLApple Inc	5.5%	5.5%	15,872,551	+3.5%	$4.6B
NVDANvidia Corporation Com	4.6%	4.6%	19,509,461	+4.6%	$3.9B
GOOGLAlphabet Inc	2.6%	3.3%	6,059,286	-25.9%	$2.2B
AMZNAmazon Com Inc Com	2.4%	1.8%	8,453,619	+37.8%	$2.0B
MSFTMicrosoft Corp	2.1%	2.6%	4,848,128	-3.3%	$1.8B
BNSBank Nova Scotia B C	1.9%	1.5%	18,382,643	+22.4%	$1.6B
AMATApplied Matls Inc	1.7%	1.0%	1,972,046	-7.7%	$1.4B
MUMicron Technology Inc	1.6%	0.7%	1,134,239	-25.2%	$1.3B
CMCanadian Imperial Bank of Co	1.3%	0.9%	9,708,901	+42.2%	$1.1B
METAMeta Platforms Inc Class A	1.3%	1.1%	1,908,613	+42.0%	$1.1B
COSTCostco Whsl Corp New	1.3%	1.2%	1,141,108	+40.0%	$1.1B
AVGOBroadcom Inc	1.3%	1.2%	2,802,074	+2.5%	$1.1B
KLACKla Corp	1.2%	1.0%	3,331,968	+611.7%	$1.0B
GOOGAlphabet Inc	1.2%	1.3%	2,841,176	-13.4%	$1.0B
ASMLAsml Hldg NV	1.2%	1.1%	501,821	-16.9%	$998.3M
PEPPepsico Inc	1.1%	1.2%	6,744,246	+20.4%	$913.1M
LRCXLam Research Corp	1.1%	0.9%	2,090,516	-30.1%	$905.8M
BPBp PLC Sponsored ADR ADR	1.0%	1.2%	23,072,128	+29.4%	$852.5M
CCitigroup Inc Com New	1.0%	0.6%	5,991,934	+51.0%	$838.6M
CLColgate Palmolive Co	1.0%	1.0%	9,096,779	+14.6%	$833.9M
ABNBAirbnb Inc	1.0%	0.9%	5,769,462	+17.6%	$825.6M
JPMJpmorgan Chase & Co	0.9%	1.3%	2,224,822	-28.9%	$728.2M
TJXTjx Cos Inc New Com	0.8%	1.0%	4,644,821	+1.6%	$703.6M
CSCOCisco Sys Inc	0.8%	—	5,894,212	—	$692.3M
ERICTelefonaktiebolaget LM Ericsso	0.8%	1.0%	62,033,988	-4.3%	$691.6M
FTNTFortinet Inc	0.8%	—	4,421,914	—	$679.2M
BMYBristol-Myers Squibb Co Com	0.8%	1.0%	11,593,352	-2.5%	$668.0M
LLYLilly Eli & Co	0.7%	0.7%	508,522	-4.8%	$609.9M
BRK-BBerkshire Hathaway Inc Del	0.7%	0.9%	1,200,239	-4.9%	$600.6M
LOGILogitech Intl S A	0.7%	0.6%	6,060,812	+32.6%	$569.0M
TDToronto Dominion Bank	0.7%	0.7%	4,642,131	-15.3%	$564.2M
AMDAdvanced Micro Devices Inc	0.7%	—	967,628	—	$562.1M
BKNGBooking Holdings Inc Com	0.6%	1.0%	2,952,971	+1651.3%	$526.3M
SUSuncor Energy Inc New	0.6%	1.1%	8,949,018	-23.3%	$481.2M
ABBVAbbvie Inc	0.6%	0.6%	1,901,997	-9.2%	$478.6M
MRKMerck & Co. Inc	0.6%	0.7%	3,695,329	-12.1%	$474.8M
UNHUnitedhealth Group Inc Com	0.6%	—	1,138,592	—	$473.2M
CHKPCheck Point Software Tech Lt	0.6%	—	3,555,413	—	$467.2M
EBAYEbay Inc.	0.5%	—	4,138,777	—	$462.5M
ELVElevance Health Inc Formerly	0.5%	—	1,152,349	—	$445.6M
CNCCentene Corp Del	0.5%	—	6,851,314	—	$439.7M
SIMOSilicon Motion Technology Corp Sponsored	0.5%	—	1,315,838	—	$438.5M
STXSeagate Technology Hldngs Pl	0.5%	—	447,945	—	$432.2M
BACBank of Amer Corp	0.5%	0.5%	7,497,850	-2.7%	$427.2M
AZNAstrazeneca PLC Ord	0.5%	0.6%	2,262,369	-2.9%	$426.6M
BCSBarclays PLC	0.5%	0.5%	15,791,741	+0.1%	$424.1M
ROSTRoss Stores Inc.	0.5%	—	1,977,074	—	$420.8M
INTCIntel Corp	0.5%	—	2,932,344	—	$409.4M
RYRoyal Bank of Canada	0.5%	—	1,958,488	—	$405.4M
TSLATesla Inc Com	0.5%	0.6%	961,495	-10.1%	$404.4M

What Acadian Asset Management LLC bought and sold in Q2 2026, against Q1 2026.

New positions

Q1 2026's filing was too long to tell new positions apart.

Added to

BKNG Booking Holdings Inc Com+1651.3% shares
KLAC Kla Corp+611.7% shares
C Citigroup Inc Com New+51.0% shares
CM Canadian Imperial Bank of Co+42.2% shares
META Meta Platforms Inc Class A+42.0% shares
COST Costco Whsl Corp New+40.0% shares
AMZN Amazon Com Inc Com+37.8% shares
LOGI Logitech Intl S A+32.6% shares

Reduced

Left the top 50

Share counts compared with the Q1 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.

How the holdings did against the S&P 500.

1 year: +13.9% /yr; S&P 500 +20.1%
3 years: +22.3% /yr; S&P 500 +20.4%
5 years: +10.3% /yr; S&P 500 +11.6%

A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q2 2026	$84.2B	1,972
Q1 2026	$70.5B	1,995
Q4 2025	$60.9B	1,940
Q3 2025	$57.3B	1,799
Q2 2025	$48.4B	1,639
Q1 2025	$35.4B	1,578
Q4 2024	$34.5B	1,581
Q3 2024	$32.2B	2,049
Q2 2024	$32.5B	1,727
Q1 2024	$28.7B	1,542
Q4 2023	$25.8B	1,655
Q3 2023	$23.9B	1,618

Questions about Acadian Asset Management LLC's portfolio

What stocks does Acadian Asset Management LLC own?

Acadian Asset Management LLC's latest 13F, for Q2 2026 and filed Aug 13, 2026, lists 1,972 positions worth $84.2B. The largest are Apple Inc (AAPL) at 5.5%, Nvidia Corporation Com (NVDA) at 4.6%, Alphabet Inc (GOOGL) at 2.6%, Amazon Com Inc Com (AMZN) at 2.4% and Microsoft Corp (MSFT) at 2.1%.

What did Acadian Asset Management LLC buy last quarter?

In Q2 2026, Acadian Asset Management LLC added Booking Holdings Inc Com (BKNG) (+1651.3% shares), Kla Corp (KLAC) (+611.7% shares) and Citigroup Inc Com New (C) (+51.0% shares), compared with its Q1 2026 filing.

What did Acadian Asset Management LLC sell last quarter?

In Q2 2026, Acadian Asset Management LLC cut from its top 50 Gsk PLC (GSK), cut from its top 50 Mckesson Corp Com (MCK), cut from its top 50 Chevron Corp New (CVX), cut from its top 50 Exxon Mobil Corp (XOM), cut from its top 50 Johnson & Johnson (JNJ), Lam Research Corp (LRCX) (-30.1% shares), Jpmorgan Chase & Co (JPM) (-28.9% shares) and Alphabet Inc (GOOGL) (-25.9% shares), compared with its Q1 2026 filing.

How has Acadian Asset Management LLC's portfolio performed?

A portfolio copying Acadian Asset Management LLC's 20 largest 13F holdings each quarter, from the day each filing was public, returned +22.3% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +13.9% against +20.1%. Over 5 years: +10.3% a year against +11.6%.

When is Acadian Asset Management LLC's next 13F filing due?

13F filings are due 45 days after each quarter ends. Acadian Asset Management LLC's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.

How much money does Acadian Asset Management LLC manage?

Acadian Asset Management LLC reported $177.5B of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $84.2B.