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Advantest Corp

ATEYY
Exchange
OTC
Industry
Semiconductors & Related Devices
SEC CIK
0001158838

No open-market purchases or sales by Advantest Corp insiders were filed in the last 90 days; 18 institutions reported holding it in 13F filings for Q2 2026, worth $17.3M in total; no superinvestor holds it.

Other share classesADTTF

Q4 2021 vs. Q3 2021

How the institutions holding Advantest Corp changed between Q3 2021 and Q4 2021.

All holders in Q4 2021All holders in Q3 2021

13F holders of ATEYY: Q3 2021 compared with Q4 2021
MeasureQ3 2021Q4 2021Change
Holders330
Shares963.23K+3.14K (+3,266.7%)
Value$8.00K$309.0K+$301.0K (+3,762.5%)

New holders (1)

Institutions that held Advantest Corp at the end of Q4 2021 but not at the end of Q3 2021.

Institutions new to ATEYY in Q4 2021
InstitutionSharesValue% of portfolio
Yousif Capital Management, LLC3,091$296.0K0.00%

Sold out (1)

Institutions that held Advantest Corp at the end of Q3 2021 and filed for Q4 2021 without it.

Institutions that sold out of ATEYY in Q4 2021
InstitutionShares, Q3 2021Value, Q3 2021
Meeder Asset Management Inc5$0