Updated Jul 16, 2026 · Last SEC filing 2026-06-16
SYNOPSYS INC (SNPS) has filed 18 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-16. 3 Form 8-K material event filings were reported by SNPS in the last 90 days. 2 Form 144 notices of proposed sale were filed for SNPS stock. InsiderAlpha tracks every SNPS SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0000883241 |
|---|
| Form 4 filings (90d) | 18 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 2 |
| Latest Form 4 filing | 2026-06-16 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Ellow Michael | Chief Revenue Officer | F — Tax withholding / forfeiture | 2.0K | $454.38 | $912K | SEC | |
| Ellow Michael | Chief Revenue Officer | M — Option exercise | 4.0K | $0.00 | — | SEC | |
| Kankanwadi Sudhindra | Deputy CFO & CAO | M — Option exercise | 720 | $0.00 | — | SEC | |
| LEE JANET | GC & Corporate Secretary | F — Tax withholding / forfeiture | 235 | $454.38 | $107K | SEC | |
| DE GEUS AART | EXECUTIVE CHAIR | M — Option exercise | 449 | $0.00 | — | SEC | |
| Kankanwadi Sudhindra | Deputy CFO & CAO | F — Tax withholding / forfeiture | 249 | $454.38 | $113K | SEC | |
| Glaser Shelagh | CFO | M — Option exercise | 1.3K | $0.00 | — | SEC | |
| LEE JANET | GC & Corporate Secretary | M — Option exercise | 540 | $0.00 | — | SEC | |
| DE GEUS AART | EXECUTIVE CHAIR | F — Tax withholding / forfeiture | 156 | $454.38 | $71K | SEC | |
| Glaser Shelagh | CFO | F — Tax withholding / forfeiture | 436 | $454.38 | $198K | SEC | |
| Ghazi Sassine | PRESIDENT AND CEO | S — Open-market sale | 14.6K | $458.96 | $6.70M | SEC | |
| Ghazi Sassine | PRESIDENT AND CEO | M — Option exercise | 14.6K | $135.88 | $1.98M | SEC | |
| Ghazi Sassine | PRESIDENT AND CEO | F — Tax withholding / forfeiture | 1.5K | $454.38 | $678K | SEC | |
| Ghazi Sassine | PRESIDENT AND CEO | M — Option exercise | 3.3K | $0.00 | — | SEC | |
| Ellow Michael | Chief Revenue Officer | M — Option exercise | 1.1K | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for SYNOPSYS INC (SNPS). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| LEE JANET | 9 | $416K |
| Ellow Michael | 6 | $1.16M |
| Ghazi Sassine | 6 | $9.36M |
| Glaser Shelagh | 4 | $1.73M |
| Kankanwadi Sudhindra | 3 | $113K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in SNPS insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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