[Form 4] CADENCE DESIGN SYSTEMS INC Insider Trading Activity

Rhea-AI Filing Summary

CADENCE DESIGN SYSTEMS INC Senior Vice President Paul Scannell reported equity compensation activity in the company’s common stock. He received 8,962 and 7,364 shares through performance-based restricted stock units that have met their performance criteria, with these awards scheduled to vest in three equal annual installments on the first, second and third anniversaries of the grant date, subject to continued service. To cover related tax obligations from the vesting of these units, 4,492 shares were withheld at a price of $289.64 per share. After these transactions, Scannell directly holds 44,446 shares of Cadence common stock.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Scannell Paul

Role Sr. Vice President

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	8,962	$0.00	--
Grant/Award	Common Stock	7,364	$0.00	--
Tax Withholding	Common Stock	4,492	$289.64	$1.30M

Holdings After Transaction: Common Stock — 41,574 shares (Direct)

Footnotes (1)

1. Represents Performance-Based Restricted Stock Units that have met the performance criteria. Represents Performance-Based Restricted Stock Units that have met the performance criteria, which vest in three equal annual installments on the first, second and third anniversaries of the grant date subject to continued service. Shares withheld to satisfy tax obligations arising out of vesting of Performance-Based Restricted Stock Units that have met the performance criteria.

Form 4 Insider Transactions: What Each Field Means →

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^*

Scannell Paul

(Last) (First) (Middle)

2655 SEELY AVENUE, BLDG. 5

(Street)

SAN JOSE CALIFORNIA 95134

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
CADENCE DESIGN SYSTEMS INC [ CDNS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Sr. Vice President

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/18/2026

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

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

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

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	03/18/2026		A		8,962(1)	A	$0	41,574	D
Common Stock	03/18/2026		A		7,364(2)	A	$0	48,938	D
Common Stock	03/18/2026		F		4,492(3)	D	$289.64	44,446	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. Represents Performance-Based Restricted Stock Units that have met the performance criteria.

2. Represents Performance-Based Restricted Stock Units that have met the performance criteria, which vest in three equal annual installments on the first, second and third anniversaries of the grant date subject to continued service.

3. Shares withheld to satisfy tax obligations arising out of vesting of Performance-Based Restricted Stock Units that have met the performance criteria.

Remarks:

	/s/ Ahalya Hildreth, Attorney-in-Fact for Paul Scannell	03/20/2026
	** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)