Company: SNPS
Filing Date: 2025-02-27
Form Type: S-3ASR
Source: 0001140361-25-006339
Chunk: 35

Company: SYNOPSYS INC
Filing Date: 2025-02-27
Form: S-3ASR
Chunk 35
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 Statement |     |                           |     |           |     |    25.1 |     |             |     | X         |
| 107     |     | Filing Fee Table                                                                                                                                                        |     |                           |     |           |     |     107 |     |             |     | X         |

| ‡ | Incorporated herein by reference. |

| * | To be filed by amendment or as an exhibit to a document to be incorporated by reference, if applicable. |

II-5

TABLE OF CONTENTS

SIGNATURES Pursuant to the requirements of the Securities Act of 1933, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-3 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Sunnyvale, State of California on the 27 thday of February, 2025.

| SYNOPSYS, INC. |     |                                       |
| By:            |     | /s/ Sassine Ghazi                     |
|                |     | Sassine Ghazi                         |
|                |     | President and Chief Executive Officer |

POWER OF ATTORNEY The undersigned director of Synopsys, Inc., a Delaware corporation, whose signature appears below hereby constitutes and appoints Shelagh Glaser and John F. Runkel, Jr., and each of them acting individually, as his or her true and lawful attorneys-in-fact and agent, each with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities (unless revoked in writing), to sign any and all amendments to this Registration Statement on Form S-3 or other applicable form, with all exhibits thereto, or any and all amendments (including pre-effective and post-effective amendments) and supplements to a registration statement, and to file the same, with exhibits thereto and other documents in connection therewith, with the Securities and Exchange Commission, and hereby grants to such attorneys-in-fact and agents, full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue here