Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2023-08-18 Sale | 2023-08-21 7:45 pm | PDF SOLUTIONS INC | PDFS | Zhang Shuo Director | 3,047 | $33.75 | $102,836 | 15,881 (Direct) | View |
| 2022-11-16 Sale | 2022-11-17 4:04 pm | PDF SOLUTIONS INC | PDFS | Zhang Shuo Director | 2,000 | $29.84 | $59,680 | 15,574 (Direct) | View |
| 2022-03-15 Sale | 2022-03-17 1:29 pm | PDF SOLUTIONS INC | PDFS | Zhang Shuo Director | 11,017 | $25.5 | $280,934 | 10,362 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2023-07-01 Option Award | 2023-07-05 2:41 pm | N/A N/A | PDF SOLUTIONS INC | PDFS | Zhang Shuo Director | 3,354 | $0 | 18,928 (Direct) | View |
| 2022-07-01 Option Award | 2022-07-05 8:16 pm | N/A N/A | PDF SOLUTIONS INC | PDFS | Zhang Shuo Director | 7,212 | $0 | 17,574 (Direct) | View |
| 2021-07-01 Option Award | 2021-07-02 4:57 pm | N/A N/A | PDF SOLUTIONS INC | PDFS | Zhang Shuo Director | 4,688 | $0 | 21,379 (Direct) | View |
| 2020-08-01 Option Award | 2020-08-04 7:17 pm | N/A N/A | PDF SOLUTIONS INC | PDFS | Zhang Shuo Director | 4,688 | $0 | 16,691 (Direct) | View |
| 2019-08-01 Option Award | 2019-08-02 2:39 pm | N/A N/A | PDF SOLUTIONS INC | PDFS | Zhang Shuo Director | 12,003 | $0 | 12,003 (Direct) | View |