Advantest Corp
ADTTF- 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; 1 institution reported holding it in 13F filings for Q2 2026, worth $776.0K in total; no superinvestor holds it.
Other share classesATEYY
Politicians who traded ADTTF
Since 2020, newest trade first. Shares and options by default, including trades reported under an earlier ticker.
- Trades
- 2
- Filings
- 2
- Politicians
- 2
- Buys / sells
- 1 / 1
- Estimated volume
- $65.0K
- Sum of range midpoints
| Politician | Trades | Buys / sells | Est. volume | Last traded | Last filed |
|---|---|---|---|---|---|
 Alan Armstrong Senate · OK | 1 | 1 / 0 | $32.5K | Mar 30, 2026 | Jul 21, 2026 |
 Daniel S. Goldman House · NY | 1 | 0 / 1 | $32.5K | Jul 10, 2023 | Aug 13, 2023 |
Trades
Reported trades in Advantest Corp, newest filings first.
| Politician | Asset | Type | Owner | Traded | Filed | Delay | Amount | Source |
|---|---|---|---|---|---|---|---|---|
Alan Armstrong Senate · OK | ATEYYAdvantest Corp (ATEYY) | Buy | Self | Mar 30, 2026 | Jul 21, 2026 | 113 daysLate | $15K-$50K | Filing |
Daniel S. Goldman House · NY | ATEYYADVANTEST CORP SP/ADR | Sell | Self | Jul 10, 2023 | Aug 13, 2023 | 34 days | $15K-$50K | Filing |
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report. Profiles, committees and photos: the unitedstates project (public domain). District maps: U.S. Census Bureau.