CHAN CHI-FOON
Insider transactions at 2 companies
This page shows all SEC Form 4 filings attributed to CHAN CHI-FOON. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| PDFS | Award / Grant | 7,429 | — | — | Jul 1, 2025 | |
| PDFS | Award / Grant | 4,382 | — | — | Jul 1, 2024 | |
| PDFS | Award / Grant | 9,668 | — | — | Jan 1, 2024 | |
| SNPS | Co-CEO | Other | 37 | $265.53 | $9,825 | Feb 28, 2022 |
| SNPS | Co-CEO | Sale | 12,570 | $289.25 | $3,635,873 | Feb 18, 2022 |
| SNPS | Co-CEO | Tax Withholding | 1,853 | $354.48 | $656,851 | Dec 9, 2021 |
| SNPS | Co-CEO | Option Exercise | 1,869 | — | — | Dec 8, 2021 |
| SNPS | Co-CEO | Sale | 4,625 | $343.12 | $1,586,930 | Dec 3, 2021 |
| SNPS | Co-CEO & President | Other | 84 | $118.38 | $9,944 | Aug 31, 2021 |
| SNPS | Co-CEO & President | Option Exercise | 160,899 | $60.37 | $9,713,473 | Aug 20, 2021 |
| SNPS | Co-CEO & President | Sale | 7,040 | $242.96 | $1,710,438 | May 21, 2021 |
| SNPS | Co-CEO & President | Other | 84 | $118.38 | $9,944 | Feb 26, 2021 |
| SNPS | Co-CEO & President | Sale | 6,372 | $269.37 | $1,716,426 | Feb 19, 2021 |
| SNPS | Co-CEO & President | Tax Withholding | 2,099 | $234.17 | $491,523 | Dec 10, 2020 |
| SNPS | Co-CEO & President | Tax Withholding | 3,799 | $238.76 | $907,049 | Dec 8, 2020 |
| SNPS | Co-CEO & President | Sale | 5,582 | $237.45 | $1,325,446 | Dec 4, 2020 |
| SNPS | Co-CEO & President | Other | 84 | $118.38 | $9,944 | Aug 31, 2020 |
| SNPS | Co-CEO & President | Option Exercise | 187,007 | $45.23 | $8,458,327 | Aug 21, 2020 |
| SNPS | Co-CEO & President | Sale | 5,582 | $170.01 | $948,996 | May 22, 2020 |
| SNPS | Co-CEO & President | Other | 63 | $117.24 | $7,386 | Feb 28, 2020 |
| SNPS | Co-CEO & President | Option Exercise | 37,075 | $38.07 | $1,411,445 | Feb 21, 2020 |
| SNPS | Co-CEO & President | Tax Withholding | 3,073 | $135.88 | $417,559 | Dec 12, 2019 |
| SNPS | Co-CEO & President | Tax Withholding | 3,082 | $134.21 | $413,635 | Dec 6, 2019 |
| SNPS | Co-CEO & President | Other | 109 | $68.35 | $7,450 | Aug 30, 2019 |
| SNPS | Co-CEO & President | Sale | 4,578 | $137.14 | $627,827 | Aug 23, 2019 |
| SNPS | Co-CEO & President | Sale | 5,105 | $117.15 | $598,051 | May 24, 2019 |
| SNPS | Co-CEO & President | Other | 109 | $68.35 | $7,450 | Feb 28, 2019 |
| SNPS | Co-CEO & President | Sale | 80,000 | $102.20 | $8,176,000 | Feb 22, 2019 |
| SNPS | Co-CEO & President | Option Exercise | 6,215 | — | — | Dec 12, 2018 |
| SNPS | Co-CEO & President | Tax Withholding | 3,799 | $87.82 | $333,628 | Dec 8, 2018 |
| SNPS | Co-CEO & President | Other | 109 | $68.35 | $7,450 | Aug 31, 2018 |
| SNPS | Co-CEO & President | Sale | 3,609 | $101.85 | $367,577 | Aug 24, 2018 |
| SNPS | Co-CEO & President | Sale | 3,609 | $88.32 | $318,747 | May 25, 2018 |
| SNPS | Co-CEO & President | Sale | 778 | $90.06 | $70,067 | Mar 13, 2018 |
| SNPS | Co-CEO & President | Other | 109 | $68.35 | $7,450 | Feb 28, 2018 |
| SNPS | Co-CEO & President | Sale | 3,609 | $84.77 | $305,935 | Feb 23, 2018 |
| SNPS | Co-CEO & President | Option Exercise | 7,365 | — | — | Dec 8, 2017 |
| SNPS | Co-CEO & President | Sale | 3,750 | $89.78 | $336,675 | Dec 1, 2017 |
| SNPS | Co-CEO & President | Other | 193 | $38.79 | $7,486 | Aug 31, 2017 |
| SNPS | Co-CEO & President | Sale | 3,750 | $77.50 | $290,625 | Aug 18, 2017 |
| SNPS | Co-CEO & President | Sale | 3,750 | $70.96 | $266,100 | May 19, 2017 |
| SNPS | Co-CEO & President | Other | 193 | $38.79 | $7,486 | Feb 28, 2017 |
| SNPS | Co-CEO & President | Option Exercise | 40,000 | $32.38 | $1,295,200 | Feb 17, 2017 |
| SNPS | Co-CEO & President | Tax Withholding | 5,048 | $60.37 | $304,748 | Dec 15, 2016 |
| SNPS | Co-CEO & President | Tax Withholding | 3,844 | $59.31 | $227,988 | Dec 8, 2016 |
| SNPS | Co-CEO & President | Sale | 2,000 | $57.09 | $114,180 | Dec 2, 2016 |
| SNPS | Co-CEO & President | Other | 193 | $38.79 | $7,486 | Aug 31, 2016 |
| SNPS | Co-CEO & President | Sale | 2,000 | $58.23 | $116,460 | Aug 19, 2016 |
| SNPS | Co-CEO & President | Sale | 2,000 | $49.65 | $99,300 | May 20, 2016 |
| SNPS | Co-CEO & President | Option Exercise | 35,000 | $27.65 | $967,750 | Mar 18, 2016 |