InsiderTrades

CHAN CHI-FOON

SEC CIK 1249834 · EDGAR

Buying vs selling by month open-market trades, last 60 months, all 2 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
PDFSPDF SOLUTIONS INCDir 24.2K — — 42024-01-012026-07-01
SNPSSynopsysPres, Co-CEO, Dir 155.1K — $95.73M 112021-08-202022-02-28

Most active insiders at PDFS, 12 months

#InsiderTitleBoughtSold
1 Strojwas AndrzejCTO —$150.7K
2 Zhang ShuoDir —$77.3K
3 Raza AdnanEVP, CFO, Fin ——
4 Erba NancyDir ——
5 Li Ye JaneDir ——
6 CHAN CHI-FOONDir ——
7 GUSTAFSON MICHAEL BDir ——
8 BRONSON JOSEPH RDir ——
9 MICHAELS KIMONEVP of Products, Solutions, Dir ——

Transactions 15

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-07-02 16:40 2026-07-01 PDFS PDF SOLUTIONS INC CHAN CHI-FOON Dir A - Grant — +2,689 24.2K +13% —
2025-07-02 2025-07-01 PDFS PDF SOLUTIONS INC CHAN CHI-FOON Dir A - Grant — +7,429 21.5K +53% —
2024-07-02 2024-07-01 PDFS PDF SOLUTIONS INC CHAN CHI-FOON Dir A - Grant — +4,382 14.1K +45% —
2024-01-03 2024-01-01 PDFS PDF SOLUTIONS INC CHAN CHI-FOON Dir A - Grant — +9,668 9,668 New —
2022-03-01 2022-02-28 SNPS Synopsys CHAN CHI-FOON Co-CEO, Dir J - Other $265.53 +37 155.1K +0.0% +$9,825
2022-02-23 2022-02-18 SNPS Synopsys CHAN CHI-FOON Co-CEO, Dir S - Sale $289.25 -12.6K 155.1K -7% -$3.64M
D 2021-12-13 2021-12-09 SNPS Synopsys CHAN CHI-FOON Co-CEO, Dir A - Grant $0.00 +8,244 169.9K +5% $0
DM 2021-12-13 2021-12-09 SNPS Synopsys CHAN CHI-FOON Co-CEO, Dir F - Tax $354.48 -5,941 167.7K -3% -$2.11M
D 2021-12-13 2021-12-09 SNPS Synopsys CHAN CHI-FOON Co-CEO, Dir M - OptEx $0.00 +3,737 169.5K +2% $0
DM 2021-12-10 2021-12-08 SNPS Synopsys CHAN CHI-FOON Co-CEO, Dir F - Tax $364.36 -9,180 155.4K -6% -$3.34M
DM 2021-12-10 2021-12-08 SNPS Synopsys CHAN CHI-FOON Co-CEO, Dir M - OptEx $0.00 +18.5K 162.5K +13% $0
M 2021-12-07 2021-12-03 SNPS Synopsys CHAN CHI-FOON Co-CEO, Dir S - Sale $343.13 -12.3K 160.0K -7% -$4.23M
2021-09-02 2021-08-31 SNPS Synopsys CHAN CHI-FOON Pres, Co-CEO, Dir J - Other $118.38 +84 164.6K +0.1% +$9,944
DM 2021-08-24 2021-08-20+ SNPS Synopsys CHAN CHI-FOON Pres, Co-CEO, Dir M - OptEx $72.32 +266.6K 325.4K +454% +$19.28M
DM 2021-08-24 2021-08-20+ SNPS Synopsys CHAN CHI-FOON Pres, Co-CEO, Dir S - Sale+OE $314.98 -279.0K 164.5K -63% -$87.86M

Purchase Sale Sale after option exercise All abbreviations