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^*

SUN TOM

(Last)

(First)

(Middle)

1380 BORDEAUX DRIVE

(Street)

SUNNYVALE

94089

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
06/01/2015

3. Issuer Name and Ticker or Trading Symbol
PMC SIERRA INC [ PMCS ]

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	VP and General Manager, CBU

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⁽¹⁾⁽²⁾	86,340⁽³⁾	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)
Stock Option (Right to Buy)	⁽⁴⁾	03/07/2016	Common Stock	50,000	$10.97	D
Stock Option (Right to Buy)	⁽⁴⁾	06/07/2016	Common Stock	50,000	$9.07	D
Stock Option (Right to Buy)	⁽⁴⁾	03/06/2017	Common Stock	60,000	$6.35	D
Stock Option (Right to Buy)	⁽⁴⁾	03/03/2019	Common Stock	75,000	$4.98	D
Stock Option (Right to Buy)	⁽⁴⁾	04/06/2020	Common Stock	81,000	$9.06	D
Stock Option (Right to Buy)	⁽⁴⁾	04/05/2021	Common Stock	90,000	$7.22	D
Stock Option (Right to Buy)	08/07/2013⁽⁵⁾	08/07/2022	Common Stock	33,750	$5.71	D
Stock Option (Right to Buy)	08/06/2014⁽⁶⁾	08/06/2023	Common Stock	30,600	$6.53	D
Stock Option (Right to Buy)	08/05/2015⁽⁷⁾	08/05/2024	Common Stock	38,600	$6.87	D

Explanation of Responses:

1. The securities include previously awarded Restricted Stock Units("RSUs") that will entitle the reporting person to receive one share of PMC-Sierra, Inc. common stock per Restricted Stock Unit. 33,750 RSUs were awarded on August 27, 2012 and 14,400 RSUs were awarded on August 25, 2014. Twenty-five percent (25%) of the Units shall automatically vest each year over four (4) years upon the anniversary of the 25th day of the Award Month. 23,200 RSUs were awarded on August 26, 2013. Thirty-seven and half percent (37.5%) of the Units shall automatically vest in the first year, twenty-five percent (25%) of the Units shall automatically vest in the second year, twelve and half percent (12.5%) of the Units shall automatically vest in the third year and the remaining twenty-five percent (25%) shall automatically vest in the fourth year upon the anniversary of the 25th day of the Award Month.

2. The RSUs will be issued provided the reporting person remains in continuous status as an employee, consultant or director through such date.

3. The securities were awarded in an exempt transaction pursuant to Rule 16b-3(d) of the Securities Exchange Act of 1934, as amended.

4. All of the shares subject to the option are fully vested and exercisable.

5. One-fourth of the shares subject to the option vested on August 7, 2013 and one forty-eighth of the shares shall vest monthly thereafter.

6. One-fourth of the shares subject to the option vested on August 6, 2014 and one forty-eighth of the shares shall vest monthly thereafter.

7. One-fourth of the shares subject to the option vested on August 5, 2015 and one forty-eighth of the shares shall vest monthly thereafter.

Remarks:

	/s/ Alinka Flaminia, Attorney-in-fact	06/09/2015
	** 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.