Cadence Design Systems (CDNS) SVP trades stock under Rule 10b5-1 plan

Rhea-AI Filing Summary

Cadence Design Systems Sr. Vice President Paul Cunningham reported stock transactions on July 15, 2026 under a Rule 10b5-1 trading plan adopted on March 16, 2026. He sold 2,000 common shares at $383.36 per share, leaving 125,586 shares directly held.

He also exercised 1,000 non-qualified stock options at a strike price of $138.02 per share to acquire 1,000 common shares, reducing that option grant to 8,328 remaining options.

Insider Trade Summary 10b5-1

Net Seller: 2,000 shares ($766,720)

Net Sell 3 txns

Insider Cunningham Paul

Role Sr. Vice President

Sold 2,000 shs ($767K)

Type	Security	Shares	Price	Value
Exercise	Non- Qualified Stock Option (right to buy)	1,000	$0.00	--
Exercise	Common Stock	1,000	$138.02	$138K
Sale	Common Stock	2,000	$383.36	$767K

Holdings After Transaction: Non- Qualified Stock Option (right to buy) — 8,328 shares (Direct); Common Stock — 127,586 shares (Direct)

Footnotes (1)

1. The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person. These options vested at a rate of 1/48th per month starting on March 25, 2021.

Key Figures

Shares sold: 2,000 shares Sale price: $383.36 per share Shares acquired via exercise: 1,000 shares +3 more

6 metrics

Shares sold 2,000 shares Common stock sale on July 15, 2026

Sale price $383.36 per share Price for 2,000 common shares sold

Shares acquired via exercise 1,000 shares Common shares obtained by exercising non-qualified stock options

Option exercise price $138.02 per share Strike price of non-qualified stock options exercised

Direct holdings after sale 125,586 shares Cadence Design Systems common stock directly held after reported sale

Options remaining 8,328 options Non-qualified stock options remaining from the exercised grant after July 15, 2026

Key Terms

Rule 10b5-1 Trading Plan, Non- Qualified Stock Option (right to buy), vested at a rate of 1/48th per month

3 terms

Rule 10b5-1 Trading Plan financial

"effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Non- Qualified Stock Option (right to buy) financial

"security_title: Non- Qualified Stock Option (right to buy)"

vested at a rate of 1/48th per month financial

"These options vested at a rate of 1/48th per month starting on March 25, 2021"

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/17/2026 - 05:35 PM Accepted by SEC EDGAR 07/17/2026 - 05:35 PM Learn about SEC filing dates

FAQ

What stock transactions did Cadence Design Systems (CDNS) executive Paul Cunningham report?

Paul Cunningham reported selling 2,000 Cadence Design Systems shares at $383.36 and exercising 1,000 stock options at $138.02 on July 15, 2026. After these trades he directly held 125,586 shares and retained 8,328 non-qualified stock options from that grant.

Were Paul Cunningham's CDNS trades executed under a Rule 10b5-1 trading plan?

Yes. The filing states the transactions were effected under a Rule 10b5-1 Trading Plan adopted on March 16, 2026. Such pre-arranged plans automate trading according to preset instructions, reducing the timing discretion of the reporting person.

How many Cadence Design Systems (CDNS) shares does Paul Cunningham hold after the reported transactions?

Following the July 15, 2026 transactions, Paul Cunningham directly holds 125,586 shares of Cadence Design Systems common stock. This figure reflects his position after selling 2,000 shares and acquiring 1,000 shares through the exercise of non-qualified stock options.

What stock options did Paul Cunningham exercise in this Cadence Design Systems (CDNS) Form 4?

He exercised 1,000 non-qualified stock options, each with a $138.02 exercise price, for 1,000 CDNS common shares. After this exercise, 8,328 options from the same grant remained outstanding, with the option award originally vesting monthly over 48 months.

What is Paul Cunningham's role at Cadence Design Systems (CDNS) in this insider filing?

In this insider transaction report, Paul Cunningham is identified as a Senior Vice President of Cadence Design Systems. He is not listed as a director or 10% owner in the filing, but as an officer reporting trades in company equity under SEC rules.

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).

X

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^*

Cunningham Paul

(Last) (First) (Middle)

2655 SEELY AVENUE

BUILDING 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)
07/15/2026

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	07/15/2026		M		1,000(1)	A	$138.02	127,586	D
Common Stock	07/15/2026		S		2,000(1)	D	$383.36	125,586	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
Non- Qualified Stock Option (right to buy)	$138.02	07/15/2026		M			1,000	(2)	02/25/2028	Common Stock	1,000	$0	8,328	D

Explanation of Responses:

1. The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person.

2. These options vested at a rate of 1/48th per month starting on March 25, 2021.

Remarks:

	/s/ Ahalya Hildreth, Attorney-in-Fact for Paul Cunningham	07/17/2026
	** 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)