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 |
| 2022-02-18 Sale | 2022-02-23 1:09 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 12,570 | $289.25 | $3,635,920 | 155,083 (Direct) | View |
| 2021-12-03 Sale | 2021-12-07 2:40 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 12,318 | $343.13 | $4,226,689 | 152,281 (Direct) | View |
| 2021-08-20 Sale | 2021-08-24 3:20 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 278,952 | $314.98 | $87,864,667 | 195,035 (Direct) | View |
| 2021-05-21 Sale | 2021-05-24 2:32 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 7,040 | $242.96 | $1,710,448 | 176,834 (Direct) | View |
| 2021-02-19 Sale | 2021-02-22 4:16 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 6,372 | $269.37 | $1,716,437 | 183,790 (Direct) | View |
| 2020-12-04 Sale | 2020-12-08 12:59 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 11,954 | $237.5 | $2,839,110 | 173,754 (Direct) | View |
| 2020-08-21 Sale | 2020-08-24 4:46 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 198,961 | $211.79 | $42,138,030 | 185,624 (Direct) | View |
| 2020-05-22 Sale | 2020-05-26 2:08 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 5,582 | $170.01 | $949,006 | 197,578 (Direct) | View |
| 2020-02-21 Sale | 2020-02-25 1:19 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 212,224 | $149.74 | $31,778,082 | 203,097 (Direct) | View |
| 2019-12-06 Sale | 2019-12-10 2:55 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 5,321 | $134.17 | $713,911 | 226,288 (Direct) | View |
| 2019-08-23 Sale | 2019-08-26 4:44 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 4,578 | $137.14 | $627,823 | 199,539 (Direct) | View |
| 2019-05-24 Sale | 2019-05-28 2:34 pm | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 5,105 | $117.15 | $598,073 | 204,117 (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 |
| 2024-01-01 Option Award | 2024-01-03 1:32 pm | N/A N/A | PDF SOLUTIONS INC | PDFS | CHAN CHI-FOON Director | 9,668 | $0 | 9,668 (Direct) | View |
| 2022-02-28 Other | 2022-03-01 4:33 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 37 | $265.53 | 155,157 (Direct) | View |
| 2021-12-09 Option Award | 2021-12-13 4:36 pm | 2021-12-09 2024-12-08 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 23,191 | $0 | 205,020 (Direct) | View |
| 2021-12-09 Disposition | 2021-12-13 4:36 pm | 2021-12-09 2024-12-08 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 3,737 | $0 | 205,020 (Direct) | View |
| 2021-12-09 Tax Withholding | 2021-12-13 4:36 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 5,941 | $354.48 | 205,020 (Direct) | View |
| 2021-12-09 Exercise | 2021-12-13 4:36 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 3,737 | $0 | 205,020 (Direct) | View |
| 2021-12-08 Disposition | 2021-12-10 1:49 pm | 2021-12-08 2021-12-08 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 18,512 | $0 | 181,878 (Direct) | View |
| 2021-12-08 Tax Withholding | 2021-12-10 1:49 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 9,180 | $364.36 | 181,878 (Direct) | View |
| 2021-12-08 Exercise | 2021-12-10 1:49 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO | 18,512 | $0 | 181,878 (Direct) | View |
| 2021-08-31 Other | 2021-09-02 12:51 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 84 | $118.38 | 164,683 (Direct) | View |
| 2021-08-20 Exercise | 2021-08-24 3:20 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 105,734 | $90.51 | 195,035 (Direct) | View |
| 2021-08-20 Exercise | 2021-08-24 3:20 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 160,899 | $60.37 | 195,035 (Direct) | View |
| 2021-08-20 Exercise | 2021-08-24 3:20 pm | 2017-03-15 2023-12-15 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 266,633 | $0 | 195,035 (Direct) | View |
| 2021-02-26 Other | 2021-03-01 4:22 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 84 | $118.38 | 183,958 (Direct) | View |
| 2020-12-10 Tax Withholding | 2020-12-14 4:11 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 6,187 | $234.17 | 256,245 (Direct) | View |
| 2020-12-10 Option Award | 2020-12-14 4:11 pm | 2021-12-10 2027-12-10 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 61,632 | $0 | 256,245 (Direct) | View |
| 2020-12-10 Disposition | 2020-12-14 4:11 pm | 2020-12-10 2023-12-08 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 4,232 | $0 | 256,245 (Direct) | View |
| 2020-12-10 Exercise | 2020-12-14 4:11 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 4,232 | $0 | 256,245 (Direct) | View |
| 2020-12-08 Disposition | 2020-12-09 5:08 pm | 2020-12-08 2020-12-08 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 20,073 | $0 | 202,481 (Direct) | View |
| 2020-12-08 Exercise | 2020-12-09 5:08 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 20,073 | $0 | 202,481 (Direct) | View |
| 2020-12-08 Tax Withholding | 2020-12-09 5:08 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 9,954 | $238.76 | 202,481 (Direct) | View |
| 2020-08-31 Other | 2020-09-02 12:43 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 84 | $118.38 | 185,792 (Direct) | View |
| 2020-08-21 Exercise | 2020-08-24 4:46 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 187,007 | $45.23 | 185,624 (Direct) | View |
| 2020-08-21 Exercise | 2020-08-24 4:46 pm | 2016-03-15 2022-12-15 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 187,007 | $0 | 185,624 (Direct) | View |
| 2020-02-28 Other | 2020-03-03 4:48 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 63 | $117.24 | 203,223 (Direct) | View |
| 2020-02-21 Exercise | 2020-02-25 1:19 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 168,924 | $42.43 | 203,097 (Direct) | View |
| 2020-02-21 Exercise | 2020-02-25 1:19 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 37,075 | $38.07 | 203,097 (Direct) | View |
| 2020-02-21 Exercise | 2020-02-25 1:19 pm | 2014-03-12 2020-12-12 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 205,999 | $0 | 203,097 (Direct) | View |
| 2019-12-12 Option Award | 2019-12-16 5:26 pm | 2020-12-12 2026-12-12 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 99,429 | $0 | 327,342 (Direct) | View |
| 2019-12-12 Disposition | 2019-12-16 5:26 pm | 2019-12-12 2022-12-08 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 6,197 | $0 | 327,342 (Direct) | View |
| 2019-12-12 Tax Withholding | 2019-12-16 5:26 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 3,073 | $135.88 | 327,342 (Direct) | View |
| 2019-12-12 Exercise | 2019-12-16 5:26 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 6,197 | $0 | 327,342 (Direct) | View |
| 2019-12-08 Tax Withholding | 2019-12-10 2:55 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 11,677 | $134.21 | 226,288 (Direct) | View |
| 2019-12-08 Disposition | 2019-12-10 2:55 pm | 2019-12-08 2019-12-08 | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 23,548 | $0 | 226,288 (Direct) | View |
| 2019-12-08 Exercise | 2019-12-10 2:55 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 23,548 | $0 | 226,288 (Direct) | View |
| 2019-08-30 Other | 2019-09-03 3:01 pm | N/A N/A | SYNOPSYS INC | SNPS | CHAN CHI-FOON Co-CEO & President | 109 | $68.35 | 199,757 (Direct) | View |