Company: SNPS
Filing Date: 2025-07-17
Form Type: 425
Source: 0001140361-25-026144
Chunk: 0

Company: SYNOPSYS INC
Filing Date: 2025-07-17
Form: 425
Chunk 0
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 17, 2025 ANSYS, Inc. (Exact name of registrant as specified in its charter)

| Delaware                                       | 0-20853                 | 04-3219960                       |
| (State or other jurisdiction of incorporation) | -Commission File Number | -IRS Employer Identification No. |

2600 ANSYS Drive Canonsburg, PA 15317 (Address of principal executive offices) Registrant’s telephone number, including area code (844) 462-6797 Not Applicable Former name or former address, if changed since last report Securities registered pursuant to Section 12(b) of the Act:

| Title of each class                     |     | Trading   
 Symbol(s) |     | Name of each exchange         
 on which registered           |
| Common Stock, par value $0.01 per share |     | ANSS      |     | Nasdaq Stock Market LLC       
 (Nasdaq Global Select Market) |

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

| ☒ | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |

| ☐ | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |

| ☐ | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |

| ☐ | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). ☐ Emerging Growth Company If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any