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Shelagh Glaser, Chief Financial Officer of Synopsys, filed a Form 4 reporting option exercises and share transactions executed pursuant to a Rule 10b5-1 trading plan. The report shows transactions dated 09/05/2025 under a 10b5-1 plan adopted January 13, 2025. On that date Ms. Glaser acquired 2,612 shares via a $348.17-priced non-qualified option and 1,043 shares via a $354.45-priced non-qualified option. The Form also reports corresponding dispositions of 2,612 and 1,043 shares at $609.77. Beneficial ownership totals shown after the transactions include 17,929, 16,360 and 15,317 shares in various lines. The Form 4 was submitted by POA Liz Ramirez on 09/09/2025.

Form 144 notice for Synopsys, Inc. (SNPS) indicates a proposed sale of 3,655 shares of common stock through Morgan Stanley Smith Barney on 09/05/2025. The filing reports an aggregate market value of $2,228,709.35 and lists 155,160,938 shares outstanding. The securities were acquired on 09/05/2025 by stock option exercise and paid in cash on the same date. The filing also discloses a prior sale by Shelagh M Glaser of 7,310 shares on 06/06/2025 for $3,550,608.81. The form includes the seller's representation about absence of undisclosed material information.

Janet Lee, General Counsel and Corporate Secretary of Synopsys, reported transactions on 09/03/2025. The filing shows the vesting/conversion of 293 restricted stock units into common stock and related non-derivative entries. Following the reported activity, the filing lists beneficial ownership figures of 8,986 and 8,858 shares in two common-stock lines. The company retained a portion of shares to satisfy the reporting person’s tax-withholding obligations for the vested award, as disclosed by the reporting person.

Synopsys insider activity: Janet Lee, Synopsys director and GC & Corporate Secretary, received 700 restricted stock units that vested on 09/01/2025 and that will convert into 700 shares subject to a March 1, 2027 final vesting schedule with subsequent quarterly installments. To satisfy tax withholding on the vested installment, the company retained 305 shares at an average withholding value of $603.52, leaving the reporting person with 8,693 shares after the transactions. The retained shares were approved by the Compensation Committee and were not more than the reported tax liability.

Ghazi Sassine, President and CEO and a director of Synopsys, reported multiple transactions in SNPS common stock on Form 4. The filing shows acquisitions on 08/29/2025 of shares under the Employee Stock Purchase Plan and on 09/02/2025 via exercise of a non-qualified stock option for 11,366 shares at a $89.76 exercise price. The same day (09/02/2025) 11,366 shares were sold in multiple transactions at prices ranging from $585.19 to $591.265, with a weighted average sale price of $589.0133. Reported beneficial ownership levels changed from 82,981 shares after the option exercise to 71,615 shares following the sale. The trades were effected pursuant to a Rule 10b5-1 trading plan adopted September 30, 2024.

Synopsys insider purchase by CFO: This Form 4 shows Shelagh Glaser, identified as an officer (CFO) and director, acquired 26 shares of Synopsys, Inc. (SNPS) common stock on 08/29/2025 under the company's Employee Stock Purchase Plan at a price of $376.771 per share. After the transaction she beneficially owns 15,317 shares. The filing is signed by power of attorney Liz Ramirez for Shelagh Glaser on 09/03/2025. The report is filed by one reporting person and cites the ESPP as the acquisition source.

Synopsys insider purchase under ESPP: Sudhindra Kankanwadi, identified as an officer serving as Chief Accounting Officer, reported an acquisition of 26 shares of Synopsys Inc. (SNPS) common stock on 08/29/2025 under the company’s Employee Stock Purchase Plan at a reported price of $376.771 per share. After the transaction, the filing shows Mr. Kankanwadi beneficially owns 20,520 shares directly. The Form 4 was signed by a power of attorney on 09/03/2025. The filing is a routine Section 16 disclosure of an employee-plan purchase and contains no additional financial or forward-looking information.

Insider purchase filed on Form 4 for Synopsys, Inc. (SNPS). Aart de Geus, Executive Chair and Director, reported acquiring 26 shares of Synopsys common stock on 08/29/2025 at a price of $376.771 per share through the company Employee Stock Purchase Plan. After the transaction, Mr. de Geus is shown as beneficially owning 117,586 shares directly, plus 308,791 shares held indirectly by a family trust and 14,500 shares held indirectly by a partnership. The Form 4 was signed by power of attorney on 09/03/2025. The filing documents a routine ESPP purchase and updates aggregate insider holdings.