1 institutions reported holding $268,358 of ADVANTEST CORP NPV (ADTTF) in SEC 13F filings for 2026-03-31. Largest institutional holders: Stanley-Laman Group, Ltd. ($268,358). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Stanley-Laman Group, Ltd. | $268,358 | 2,100 | Added |
Source: SEC Form 13F filings · as of 2026-03-31