SEC INSIDER TRANSACTIONS

SYNOPSYS INC (SNPS) Insider Transactions

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SNPS · SYNOPSYS INC

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Roles: director,officer,ten_percent_owner,otherOwner nameOfficer titleOwnership: D, I, unknownoriginal or amendedTransaction fromTransaction throughFiled fromFiled throughMinimum quantityMaximum quantityMinimum priceMaximum priceMinimum calculated valueMaximum calculated valueResults per page (1–100)

OR within codes/roles; AND between categories. Roles apply to buyers and sellers. Owner predicates match the same owner. Missing values fail numeric/date filters. Value is quantity × reported price for non-derivative rows only; derivative values are unknown. Amendments stay separate; joint owners do not duplicate rows.

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Stale snapshot · Covered: filings 2026-05-14 to 2026-11-13 · 23 filings · fetched 2026-11-13T19:58:21Z

Recent reported activity

0purchase rows on this page

3sale rows on this page

69matching filing rows

Purchases and sales count original non-derivative P and S rows. Awards, gifts, exercises, derivatives and amendments are shown separately and are not described as market purchases.

Transaction / filed	Reporting owner(s)	Code / security	Quantity	Price as filed	Ownership	Source
2026-08-31Filed 2026-09-02	Ellow MichaelOfficer · Chief Revenue Officer Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Acquisition of stock under Synopsys, Inc Employee Stock Purchase Plan References: F1	J Other reported codeCommon Stock · Non-derivative	27A	360.961	Direct	Form 4 ↗0001615442-26-000005
2026-08-31Filed 2026-09-02	DE GEUS AARTDirector · Officer · EXECUTIVE CHAIR Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $435.88 to $445.70. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 Acquisition of stock under Synopsys, Inc Employee Stock Purchase Plan F3 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $413.99 to $430.26. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F4 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted October 14, 2025. References: F4	M Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative	25,000D	0	Direct	Form 4 ↗0001249802-26-000010
2026-08-31Filed 2026-09-02	DE GEUS AARTDirector · Officer · EXECUTIVE CHAIR Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $435.88 to $445.70. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 Acquisition of stock under Synopsys, Inc Employee Stock Purchase Plan F3 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $413.99 to $430.26. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F4 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted October 14, 2025. References: F2	J Other reported codeCommon Stock · Non-derivative	22A	360.961	Direct	Form 4 ↗0001249802-26-000010
2026-08-31Filed 2026-09-02	DE GEUS AARTDirector · Officer · EXECUTIVE CHAIR Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $435.88 to $445.70. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 Acquisition of stock under Synopsys, Inc Employee Stock Purchase Plan F3 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $413.99 to $430.26. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F4 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted October 14, 2025. References: F1	S Sale (market/private)Common Stock · Non-derivative	25,000D	441.7646	Direct	Form 4 ↗0001249802-26-000010
2026-08-31Filed 2026-09-02	DE GEUS AARTDirector · Officer · EXECUTIVE CHAIR Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $435.88 to $445.70. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 Acquisition of stock under Synopsys, Inc Employee Stock Purchase Plan F3 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $413.99 to $430.26. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F4 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted October 14, 2025. References:	M Exercise / conversionCommon Stock · Non-derivative	25,000A	135.88	Direct	Form 4 ↗0001249802-26-000010
2026-08-28Filed 2026-08-31	DE GEUS AARTDirector · Officer · EXECUTIVE CHAIR Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $440.985 to $461.850. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted October 14, 2025. References: F2	M Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative	25,000D	0	Direct	Form 4 ↗0001249802-26-000008
2026-08-28Filed 2026-08-31	DE GEUS AARTDirector · Officer · EXECUTIVE CHAIR Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $440.985 to $461.850. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted October 14, 2025. References: F1	S Sale (market/private)Common Stock · Non-derivative	25,000D	445.5502	Direct	Form 4 ↗0001249802-26-000008
2026-08-28Filed 2026-08-31	DE GEUS AARTDirector · Officer · EXECUTIVE CHAIR Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $440.985 to $461.850. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted October 14, 2025. References:	M Exercise / conversionCommon Stock · Non-derivative	25,000A	135.88	Direct	Form 4 ↗0001249802-26-000008
2026-08-16Filed 2026-08-17	LEE JANETOfficer · GC & Corporate Secretary Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 The award vests on the date shown followed by quarterly installments, subject to continued service through each vesting date. References: F2, F3	M Exercise / conversionRestricted Stock Units · Derivative	729D	0	Direct	Form 4 ↗0001711671-26-000020
2026-08-16Filed 2026-08-17	LEE JANETOfficer · GC & Corporate Secretary Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 The award vests on the date shown followed by quarterly installments, subject to continued service through each vesting date. References: F1	F WithholdingCommon Stock · Non-derivative	318D	421.5	Direct	Form 4 ↗0001711671-26-000020
2026-08-16Filed 2026-08-17	LEE JANETOfficer · GC & Corporate Secretary Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 The award vests on the date shown followed by quarterly installments, subject to continued service through each vesting date. References:	M Exercise / conversionCommon Stock · Non-derivative	729A	0	Direct	Form 4 ↗0001711671-26-000020
2026-06-15Filed 2026-06-16	Glaser ShelaghOfficer · CFO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F2, F3	M Exercise / conversionRestricted Stock Units · Derivative	1,259D	0	Direct	Form 4 ↗0001865504-26-000012
2026-06-15Filed 2026-06-16	Glaser ShelaghOfficer · CFO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F1	F WithholdingCommon Stock · Non-derivative	436D	454.38	Direct	Form 4 ↗0001865504-26-000012
2026-06-15Filed 2026-06-16	Glaser ShelaghOfficer · CFO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References:	M Exercise / conversionCommon Stock · Non-derivative	1,259A	0	Direct	Form 4 ↗0001865504-26-000012
2026-06-15Filed 2026-06-16	Ghazi SassineDirector · Officer · PRESIDENT AND CEO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $454.56 to $462.99. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F3 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted September 19, 2025. F4 Each stock unit converts into one share of Synopsys common stock. F5 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F4, F5	M Exercise / conversionRestricted Stock Units · Derivative	3,310D	0	Direct	Form 4 ↗0001822289-26-000006
2026-06-15Filed 2026-06-16	Ghazi SassineDirector · Officer · PRESIDENT AND CEO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $454.56 to $462.99. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F3 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted September 19, 2025. F4 Each stock unit converts into one share of Synopsys common stock. F5 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F3	M Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative	14,603D	0	Direct	Form 4 ↗0001822289-26-000006
2026-06-15Filed 2026-06-16	Ghazi SassineDirector · Officer · PRESIDENT AND CEO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $454.56 to $462.99. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F3 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted September 19, 2025. F4 Each stock unit converts into one share of Synopsys common stock. F5 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F2	F WithholdingCommon Stock · Non-derivative	1,492D	454.38	Direct	Form 4 ↗0001822289-26-000006
2026-06-15Filed 2026-06-16	Ghazi SassineDirector · Officer · PRESIDENT AND CEO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $454.56 to $462.99. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F3 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted September 19, 2025. F4 Each stock unit converts into one share of Synopsys common stock. F5 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References:	M Exercise / conversionCommon Stock · Non-derivative	3,310A	0	Direct	Form 4 ↗0001822289-26-000006
2026-06-15Filed 2026-06-16	Ghazi SassineDirector · Officer · PRESIDENT AND CEO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $454.56 to $462.99. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F3 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted September 19, 2025. F4 Each stock unit converts into one share of Synopsys common stock. F5 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F1	S Sale (market/private)Common Stock · Non-derivative	14,603D	458.962	Direct	Form 4 ↗0001822289-26-000006
2026-06-15Filed 2026-06-16	Ghazi SassineDirector · Officer · PRESIDENT AND CEO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 Represents a weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from $454.56 to $462.99. The Reporting Person has provided to the Issuer, and undertakes to provide to the staff of the Securities and Exchange Commission or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range. F2 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F3 The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted September 19, 2025. F4 Each stock unit converts into one share of Synopsys common stock. F5 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References:	M Exercise / conversionCommon Stock · Non-derivative	14,603A	135.88	Direct	Form 4 ↗0001822289-26-000006
2026-06-15Filed 2026-06-16	LEE JANETOfficer · GC & Corporate Secretary Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F2, F3	M Exercise / conversionRestricted Stock Units · Derivative	540D	0	Direct	Form 4 ↗0001711671-26-000018
2026-06-15Filed 2026-06-16	LEE JANETOfficer · GC & Corporate Secretary Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F1	F WithholdingCommon Stock · Non-derivative	235D	454.38	Direct	Form 4 ↗0001711671-26-000018
2026-06-15Filed 2026-06-16	LEE JANETOfficer · GC & Corporate Secretary Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References:	M Exercise / conversionCommon Stock · Non-derivative	540A	0	Direct	Form 4 ↗0001711671-26-000018
2026-06-15Filed 2026-06-16	Kankanwadi SudhindraOfficer · Deputy CFO & CAO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F2, F3	M Exercise / conversionRestricted Stock Units · Derivative	720D	0	Direct	Form 4 ↗0001652437-26-000006
2026-06-15Filed 2026-06-16	Kankanwadi SudhindraOfficer · Deputy CFO & CAO Filing context Reported filing row; may be amended. Do not sum filings blindly. F1 These shares were retained by the Company in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of the restricted stock unit award. The Compensation Committee approved the disposition of shares by the reporting person and the amount retained by the Company was not in excess of the amount of the tax liability. F2 Each stock unit converts into one share of Synopsys common stock. F3 One-sixth (1/6) of the units vest on the date shown followed by five equal semi-annual installments, subject to continued service through each vesting date. References: F1	F WithholdingCommon Stock · Non-derivative	249D	454.38	Direct	Form 4 ↗0001652437-26-000006

Imported instruments only. Joint owners do not multiply transactions. Amendments are separate filing rows, not additional trades. No aggregate trade totals are implied.