FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * DEHAAN DOUGLAS J   2. Issuer Name and Ticker or Trading Symbol Seagate Technology plc [STX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) General Manager, Samsung HDD (Last) (First) (Middle) SEAGATE TECHNOLOGY PLC, 10200 S. DE ANZA BOULEVARD 3. Date of Earliest Transaction (Month/Day/Year) 11/07/2013 (Street) CUPERTINO, CA 95014 4. If Amendment, Date 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 (City) (State) (Zip) 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 Ordinary Shares 11/07/2013   M   33,334 A $ 3.345 63,436 D   Ordinary Shares 11/07/2013   M   5,313 A $ 11.065 68,749 D   Ordinary Shares 11/07/2013   M   6,604 A $ 11.155 75,353 D   Ordinary Shares 11/07/2013   M   4,883 A $ 29.87 80,236 D   Ordinary Shares 11/07/2013   S   61,434 D $ 47.5123 (1) 18,802 D   Ordinary Shares 11/07/2013   S   1,018 D $ 47.5164 0 I Gayle H. DeHaan Custodian for Taylor J DeHaan Ordinary Shares 11/07/2013   S   1,018 D $ 47.5452 0 I Gayle H. DeHaan Custodian for Bradley R Dehaan

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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 Underlying Securities (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 of Derivative Security: 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

NQ Stock Options

$ 3.345

11/07/2013

M

33,334

09/11/2010(2)

03/06/2016

Ordinary Shares

33,334

$ 0

0

D

NQ Stock Options

$ 11.065

11/07/2013

M

5,313

09/13/2011(3)

09/13/2017

Ordinary Shares

5,513

$ 0

9,740

D

NQ Stock Options

$ 11.155

11/07/2013

M

6,604

09/12/2012(4)

09/12/2018

Ordinary Shares

6,604

$ 0

30,380

D

NQ Stock Options

$ 29.87

11/07/2013

M

4,883

09/10/2013(5)

09/10/2019

Ordinary Shares

4,883

$ 0

13,147

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
DEHAAN DOUGLAS J SEAGATE TECHNOLOGY PLC 10200 S. DE ANZA BOULEVARD CUPERTINO, CA 95014			General Manager, Samsung HDD

Signatures

/s/ Roberta S. Cohen by power-of-attorney		11/12/2013
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	These Ordinary Shares were sold in multiple transactions at sales prices ranging from $47.40 to $47.64, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnote of this Form 4.
(2)	Options granted to the Reporting Person under the Seagate Technology's 2004 Stock Compensation Plan are subject to four and one half year vesting schedule. One quarter of the option shares vested on September 11, 2010. The Remaining options vested monthly over the 36 months following September 11, 2010.
(3)	Options granted to the Reporting Person under the Seagate Technology 2001 Stock Option Plan are subject to a four year vesting schedule. One quarter of the options vested on September 13, 2011. Following continuous employment, the remaining options vest monthly over the 36 months following September 13, 2011.
(4)	Options granted to the Reporting Person under the Seagate Technology's 2004 Stock Compensation Plan are subject to four-year vesting schedule. One quarter of the option shares vested on September 12, 2012. The Remaining options vest monthly over the 36 months following September 12, 2012.
(5)	Options granted to the Reporting Person under the Seagate Technology plc 2012 Equity Incentive Plan (the "Plan") are subject to a four year vesting schedule. One quarter of the options vested September 10, 2013. The remaining options vest in equal monthly installments over the 36 months following September 10, 2013.

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