OTC · ATEYY

Advantest Corporation

Technology · Semiconductors

$217.13

Up+$7.16 (+3.41%)

Updated Sep 4, 2026, 6:59 PM

SID Score

5.5/10

Composite research score

Smart Money

54/100

Neutral

Market cap: 125.69B
P/E ratio: 67.59
Dividend yield: 0.11%
52-week range: — – —
Volume: 1.4K
Avg. volume: 61.81K

Price performance

ATEYY price history

1M range · 0 trading sessions · Daily adjusted prices

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Latest ATEYY news

The latest Smart Investors Daily articles mentioning ATEYY.

priceJul 14, 2026

Advantest Corporation (ATEYY) Surges 5.3% on Heavy Volume

priceJan 5, 2026

Advantest Corporation (ATEYY) Surges 6.5% on Heavy Volume

priceJan 5, 2026

Advantest Corporation (ATEYY) Surges 5.5% on Heavy Volume

Latest ATEYY news

The latest Smart Investors Daily articles mentioning ATEYY.

Stock researchMarket Activity · Institutional Ownership

Company

Overview Forecast Earnings Dividend Financials

Market Activity

Options Insider Trades Short Interest Institutional Ownership Sentiment

Research & News

Analysis Competitors News SEC Filings SID Coverage

ATEYY research

Institutional Ownership

Leading institutional holders and position changes.

Tracked holders: 50
Tracked shares: 439.68M
Largest holder: Nomura Asset Management Co., Ltd.
Largest position: 92.75M

Institutional holders

ATEYY institutional holders
Institution	Filed	Shares	Change
Nomura Asset Management Co., Ltd.	Feb 28, 2026	92.75M	-309500.00%
Amova Asset Management Co., Ltd.	Sep 15, 2025	49.44M	+1756604.00%
Daiwa Asset Management Co., Ltd.	Feb 28, 2026	44.37M	-97004.00%
The Vanguard Group, Inc.	Feb 28, 2026	23.46M	+73400.00%
Sumitomo Mitsui Trust Asset Management Co., Ltd.	Sep 15, 2025	21.9M	+21598407.00%
Mitsubishi UFJ Asset Management Co., Ltd.	Feb 28, 2026	21.31M	-1600.00%
BlackRock Japan Co., Ltd.	Feb 6, 2026	19.17M	-2485400.00%
BlackRock Fund Advisors	Feb 6, 2026	18.35M	+1975416.00%
Norges Bank Investment Management (NBIM)	Dec 31, 2025	12.5M	+1239588.00%
Fidelity Management & Research Company LLC	Feb 28, 2026	11.05M	+38982.00%
BlackRock Institutional Trust Company, N.A.	Feb 6, 2026	10.69M	+767800.00%
Schroder Investment Management North America Inc.	Jan 31, 2026	9.06M	+0.00%
BlackRock Asset Management Ireland Limited	Feb 6, 2026	8.68M	+902600.00%
BlackRock Advisors (UK) Limited	Feb 28, 2026	8.04M	+164000.00%
Geode Capital Management, L.L.C.	Jan 31, 2026	7.24M	+222082.00%
Asset Management One Co., Ltd.	Feb 28, 2026	6.57M	-115790.00%
Nuveen LLC	Jan 31, 2026	6.2M	-62100.00%
BlackRock Investment Management (UK) Ltd.	Feb 6, 2026	5.45M	+1027185.00%
DWS Investment GmbH	Feb 28, 2026	5.24M	+114205.00%
BlackRock (Luxembourg) S.A.	Feb 6, 2026	4.24M	+2205200.00%
Nissay Asset Management Corp.	Aug 31, 2025	3.44M	-30990.00%
BlackRock Financial Management, Inc.	Feb 28, 2026	3.41M	+64900.00%
BlackRock Advisors, LLC	Feb 6, 2026	3.02M	+1131200.00%
JP Morgan Asset Management	Feb 28, 2026	2.81M	+23900.00%
Dimensional Fund Advisors, L.P.	Feb 28, 2026	2.5M	+44000.00%
BlackRock (Netherlands) B.V.	Feb 6, 2026	2.31M	+92810.00%
DWS Investments UK Limited	Jan 31, 2026	2.25M	+40041.00%
Charles Schwab Investment Management, Inc.	Feb 28, 2026	2.2M	+10646.00%
Amundi Asset Management, SAS	Feb 28, 2026	2.19M	+27149.00%
Aviva Investors Global Services Limited	Feb 28, 2026	2.16M	-24173.00%
Shimizu Corp	Mar 31, 2025	2.04M	+0.00%
JPMorgan Asset Management (Japan) Limited	Feb 28, 2026	1.72M	+20300.00%
State Street Investment Management (US)	Feb 28, 2026	1.68M	+10798.00%
Lazard Asset Management, L.L.C.	Feb 28, 2026	1.64M	-4300.00%
Sumitomo Mitsui DS Asset Management Company, Limited	Feb 28, 2026	1.6M	+200100.00%
Goldman Sachs Asset Management, L.P.	Feb 28, 2026	1.58M	+17779.00%
FMR Investment Management (U.K.) Limited	Jan 31, 2026	1.51M	+187429.00%
UBS Asset Management (UK) Ltd.	Feb 28, 2026	1.47M	+18600.00%
California State Teachers Retirement System	Jun 30, 2025	1.43M	+417067.00%
California Public Employees' Retirement System	Jun 30, 2025	1.38M	+386770.00%
BlackRock Investment Management, LLC	Feb 6, 2026	1.3M	+416092.00%
JPMorgan Asset Management U.K. Limited	Feb 28, 2026	1.26M	-11400.00%
Jennison Associates LLC	Feb 28, 2026	1.22M	+98671.00%
APG Asset Management N.V.	Sep 30, 2025	1.2M	+1816.00%
Norinchukin Zenkyoren Asset Management Co., Ltd.	Feb 28, 2026	1.19M	+25100.00%
Aperio Group, LLC	Feb 6, 2026	1.14M	+138333.00%
HSBC Global Asset Management (UK) Limited	Jan 31, 2026	1.12M	+530.00%
BlackRock Asset Management Canada Limited	Feb 6, 2026	1.09M	+258276.00%
Legal & General Investment Management Ltd.	Feb 28, 2026	1.07M	-714234.00%
Baillie Gifford & Co.	Dec 31, 2025	1.06M	-113300.00%

Institution

Filed

Position value

Change

Nomura Asset Management Co., Ltd.

Feb 28, 2026

92.75M

-309500.00%

Amova Asset Management Co., Ltd.

Sep 15, 2025

49.44M

+1756604.00%

Daiwa Asset Management Co., Ltd.

Feb 28, 2026

44.37M

-97004.00%

The Vanguard Group, Inc.

Feb 28, 2026

23.46M

+73400.00%

Sumitomo Mitsui Trust Asset Management Co., Ltd.

Sep 15, 2025

21.9M

+21598407.00%

Mitsubishi UFJ Asset Management Co., Ltd.

Feb 28, 2026

21.31M

-1600.00%

BlackRock Japan Co., Ltd.

Feb 6, 2026

19.17M

-2485400.00%

BlackRock Fund Advisors

Feb 6, 2026

18.35M

+1975416.00%

Norges Bank Investment Management (NBIM)

Dec 31, 2025

12.5M

+1239588.00%

Fidelity Management & Research Company LLC

Feb 28, 2026

11.05M

+38982.00%

BlackRock Institutional Trust Company, N.A.

Feb 6, 2026

10.69M

+767800.00%

Schroder Investment Management North America Inc.

Jan 31, 2026

9.06M

+0.00%

BlackRock Asset Management Ireland Limited

Feb 6, 2026

8.68M

+902600.00%

BlackRock Advisors (UK) Limited

Feb 28, 2026

8.04M

+164000.00%

Geode Capital Management, L.L.C.

Jan 31, 2026

7.24M

+222082.00%

Asset Management One Co., Ltd.

Feb 28, 2026

6.57M

-115790.00%

Nuveen LLC

Jan 31, 2026

6.2M

-62100.00%

BlackRock Investment Management (UK) Ltd.

Feb 6, 2026

5.45M

+1027185.00%

DWS Investment GmbH

Feb 28, 2026

5.24M

+114205.00%

BlackRock (Luxembourg) S.A.

Feb 6, 2026

4.24M

+2205200.00%

Nissay Asset Management Corp.

Aug 31, 2025

3.44M

-30990.00%

BlackRock Financial Management, Inc.

Feb 28, 2026

3.41M

+64900.00%

BlackRock Advisors, LLC

Feb 6, 2026

3.02M

+1131200.00%

JP Morgan Asset Management

Feb 28, 2026

2.81M

+23900.00%

Dimensional Fund Advisors, L.P.

Feb 28, 2026

2.5M

+44000.00%

BlackRock (Netherlands) B.V.

Feb 6, 2026

2.31M

+92810.00%

DWS Investments UK Limited

Jan 31, 2026

2.25M

+40041.00%

Charles Schwab Investment Management, Inc.

Feb 28, 2026

2.2M

+10646.00%

Amundi Asset Management, SAS

Feb 28, 2026

2.19M

+27149.00%

Aviva Investors Global Services Limited

Feb 28, 2026

2.16M

-24173.00%

Shimizu Corp

Mar 31, 2025

2.04M

+0.00%

JPMorgan Asset Management (Japan) Limited

Feb 28, 2026

1.72M

+20300.00%

State Street Investment Management (US)

Feb 28, 2026

1.68M

+10798.00%

Lazard Asset Management, L.L.C.

Feb 28, 2026

1.64M

-4300.00%

Sumitomo Mitsui DS Asset Management Company, Limited

Feb 28, 2026

1.6M

+200100.00%

Goldman Sachs Asset Management, L.P.

Feb 28, 2026

1.58M

+17779.00%

FMR Investment Management (U.K.) Limited

Jan 31, 2026

1.51M

+187429.00%

UBS Asset Management (UK) Ltd.

Feb 28, 2026

1.47M

+18600.00%

California State Teachers Retirement System

Jun 30, 2025

1.43M

+417067.00%

California Public Employees' Retirement System

Jun 30, 2025

1.38M

+386770.00%

BlackRock Investment Management, LLC

Feb 6, 2026

1.3M

+416092.00%

JPMorgan Asset Management U.K. Limited

Feb 28, 2026

1.26M

-11400.00%

Jennison Associates LLC

Feb 28, 2026

1.22M

+98671.00%

APG Asset Management N.V.

Sep 30, 2025

1.2M

+1816.00%

Norinchukin Zenkyoren Asset Management Co., Ltd.

Feb 28, 2026

1.19M

+25100.00%

Aperio Group, LLC

Feb 6, 2026

1.14M

+138333.00%

HSBC Global Asset Management (UK) Limited

Jan 31, 2026

1.12M

+530.00%

BlackRock Asset Management Canada Limited

Feb 6, 2026

1.09M

+258276.00%

Legal & General Investment Management Ltd.

Feb 28, 2026

1.07M

-714234.00%

Baillie Gifford & Co.

Dec 31, 2025

1.06M

-113300.00%

Advantest Corporation (ATEYY) Surges 5.3% on Heavy Volume

Advantest Corporation (ATEYY) Surges 6.5% on Heavy Volume

Advantest Corporation (ATEYY) Surges 5.5% on Heavy Volume

Featured By

Advantest Corporation (ATEYY) Surges 5.3% on Heavy Volume

Advantest Corporation (ATEYY) Surges 6.5% on Heavy Volume

Advantest Corporation (ATEYY) Surges 5.5% on Heavy Volume