[Form 4] SYNOPSYS INC Insider Trading Activity

Shimer Peter A reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Shimer Peter A reported acquisition or exercise transactions in this Form 4 filing.

Synopsys director Peter A. Shimer received equity awards of Synopsys common stock. On February 27, 2026, he was granted 845 shares and a separate grant of 80 shares, both at a stated price of $0.00 per share, reflecting non-cash stock awards.

The 845-share award vests in three equal installments on the dates immediately preceding each of the first three annual stockholder meetings after the grant date, if he continues to serve on the board. The 80-share award vests in full on the date immediately preceding the first annual meeting after the grant date, also requiring continued board service. Both grants are automatic awards under the Synopsys 2017 Non-Employee Directors Equity Incentive Plan.

Insider Trade Summary

Grant/Award: 925 shares

Grant/Award 2 txns

Insider Shimer Peter A

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	845	$0.00	$0.00
Grant/Award	Common Stock	80	$0.00	$0.00

Holdings After Transaction: Common Stock — 925 shares (Direct)

Footnotes (3)

1. F1. The shares subject to the Award will vest in equal installments on the date immediately preceding each of the first three Annual Meetings following the Date of Grant, subject to the Eligible Director's continued Board service through such dates.
2. F2. Automatic award under the Synopsys 2017 Non-Employee Directors Equity Incentive Plan.
3. F3. The shares subject to the Award will vest on the date immediately preceding the first Annual Meeting following the Date of Grant, subject to the Eligible Director's continued Board service through such date.

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Accepted by SEC EDGAR 03/02/2026 - 08:04 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Shimer Peter A

(Last) (First) (Middle)

675 ALMANOR AVENUE

(Street)

SUNNYVALE CA 94085

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SYNOPSYS INC [ SNPS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/27/2026(1)		A(2)		845	A	$0.0	845	D
Common Stock	02/27/2026(3)		A(2)		80	A	$0.0	925	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The shares subject to the Award will vest in equal installments on the date immediately preceding each of the first three Annual Meetings following the Date of Grant, subject to the Eligible Director's continued Board service through such dates.

2. Automatic award under the Synopsys 2017 Non-Employee Directors Equity Incentive Plan.

3. The shares subject to the Award will vest on the date immediately preceding the first Annual Meeting following the Date of Grant, subject to the Eligible Director's continued Board service through such date.

	By: POA pursuant Mary Lai For: Peter A. Shimer	03/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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