SEC FORM 3

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

Hsu Chi-Ping

(Last)

(First)

(Middle)

2655 SEELY AVENUE, BLDG 5

(Street)

SAN JOSE

95134

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
10/27/2008

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

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Corporate Vice President, PTO

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	42,855	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Incentive Stock Option (right to buy)	⁽¹⁾	10/01/2012	Common Stock	13,887	$1.25	D
Non-qualified Stock Option (right to buy)	⁽²⁾	03/26/2013	Common Stock	14,643	$1.25	D
Non-qualified Stock Option (right to buy)	⁽³⁾	04/17/2013	Common Stock	254,526	$10.435	D
Non-qualified Stock Option (right to buy)	⁽⁴⁾	12/09/2015	Common Stock	7,292	$17.89	D
Non-qualified Stock Option (right to buy)	⁽⁵⁾	11/15/2016	Common Stock	33,542	$18.845	D
Non-qualified Stock Option (right to buy)	⁽⁶⁾	05/15/2015	Common Stock	10,000	$11.25	D

Explanation of Responses:

1. Option was granted on October 1, 2002 and is fully vested.

2. Option was granted on March 26, 2003 and is fully vested.

3. Option was granted on April 17, 2003 and is fully vested.

4. Option was granted on December 9, 2005 and vests at a rate of 1/48th per month thereafter.

5. Option was granted on November 15, 2006 and vests at a rate of 1/48th per month thereafter.

6. Option was granted on May 15, 2008 and vests at a rate of 1/48th per month thereafter.

	James J. Cowie, Attorney-in-Fact for Chi-Ping Hsu	11/05/2008
	** 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 5 (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.