Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

MURPHY JAMES J

2. Date of Event Requiring Statement (MM/DD/YYYY) 1/4/2017

3. Issuer Name and Ticker or Trading Symbol

Seagate Technology plc [STX]

(Last) (First) (Middle)

10200 S. DEANZA BOULEVARD

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

_____ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
EVP, Sales & Marketing /

(Street)

CUPERTINO, CA 95014

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

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)

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
NQ Stock Option Grant	12/20/2017 ⁽¹⁾	12/20/2023	Ordinary Shares	398774.0	$38.76	D
Performance-Based Restricted Share Unit Grant	⁽²⁾	⁽²⁾	Ordinary Shares	83850.0	⁽²⁾	D

Explanation of Responses:
( 1)	Consists of a grant of stock options awarded to the Reporting Person on December 20, 2016 under the Amended and Restated Seagate Technology plc 2012 Equity Incentive Plan for no consideration. 25% of the award shall vest on December 20, 2017 and the remaining portion shall vest in equal monthly installments over the next three years ending on December 20, 2020.
( 2)	Consists of a grant of performance-based restricted share units ("PSUs") awarded to the Reporting Person on December 20, 2016 under the Amended and Restated Seagate Technology plc 2012 Equity Incentive Plan for no consideration. Each PSU represents a contingent right to receive one Ordinary Share of the Issuer, provided however, no more than 25% of the PSU award shall vest on the first anniversary of the grant date and the remaining PSUs shall vest 25% each on December 20, 2018, 2019 and 2020 respectively contingent upon (i) satisfaction of the performance criteria and (ii) the Reporting Person's continuous service with the Issuer through each such vesting date. If the performance criteria is not achieved, unvested PSUs from prior years may vest cumulatively and the performance period may continue for up to seven years. If the performance criteria is not met within seven years, any unvested shares are forfeited.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
MURPHY JAMES J 10200 S. DEANZA BOULEVARD CUPERTINO, CA 95014			EVP, Sales & Marketing

Signatures
/s/ Suhani Akhare by Power of Attorney for James Murphy		1/12/2017
^** 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 control number.