XNAS:STX Seagate Technology PLC Insider Activity 4 Filing - 8/27/2012

Effective Date 8/27/2012

XNAS:STX Fair Value Estimate
Premium
XNAS:STX Consider Buying
Premium
XNAS:STX Consider Selling
Premium
XNAS:STX Fair Value Uncertainty
Premium
XNAS:STX Economic Moat
Premium
XNAS:STX Stewardship
Premium
 
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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
LUCZO STEPHEN J
  2. Issuer Name and Ticker or Trading Symbol
Seagate Technology plc [STX]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chairman, President and CEO
(Last)
(First)
(Middle)
SEAGATE TECHNOLOGY PLC, 10200 S. DE ANZA BOULEVARD
3. Date of Earliest Transaction (Month/Day/Year)
08/27/2012
(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 08/27/2012   M   100,000 A $22.695 315,880 D  
Ordinary Shares 08/27/2012   M   10,000 A $26.465 325,880 D  
Ordinary Shares 08/27/2012   M   3,334 A $6.525 329,214 D  
Ordinary Shares 08/27/2012   M   729,166 A $4.045 1,058,380 D  
Ordinary Shares 08/27/2012   M   197,656 A $11.065 1,256,036 D  
Ordinary Shares 08/27/2012   S   607,231 D $33.7702(1) 648,805 D  
Ordinary Shares 08/15/2012   G(2) V 25,000 D $ 0 2,329,692 I Stephen J Luczo Revocable Trust
Ordinary Shares 08/22/2012   G(2) V 25,000 D $ 0 2,304,692 I Stephen J Luczo Revocable Trust
Ordinary Shares               150,000 I Red Zone Holdings Limited Partnership
Ordinary Shares               150,000 I Red Zone II Limited Partnership

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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. SEC 1474 (9-02)

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 Options $22.695 08/27/2012   M     100,000 10/26/2007(3) 10/26/2013 Ordinary Shares 100,000 $ 0 0 D  
NQ Options $26.465 08/27/2012   M     10,000 10/15/2008(4) 10/25/2014 Ordinary Shares 10,000 $ 0 0 D  
NQ Options $6.525 08/27/2012   M     3,334 10/15/2009(5) 10/30/2015 Ordinary Shares 3,334 $ 0 417 D  
NQ Options $4.045 08/27/2012   M     729,166 01/12/2010(6) 01/30/2016 Ordinary Shares 729,166 $ 0 364,584 D  
NQ Options $11.065 08/27/2012   M     197,656 09/13/2011(7) 09/13/2017 Ordinary Shares 197,656 $ 0 214,844 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
LUCZO STEPHEN J
SEAGATE TECHNOLOGY PLC
10200 S. DE ANZA BOULEVARD
CUPERTINO, CA 95014
  X     Chairman, President and CEO  

Signatures

 /S/ Roberta S. Cohen for Stephen J. Luczo   08/29/2012
** 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) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at sales prices ranging from $33.75 to $33.86, 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 range set forth in this footnote.
(2) Reflects a gift of 25,000 ordinary shares on August 15, 2012 and a gift of 25,000 shares on August 22, 2012 to the Fidelity Investments Charitable Gift Fund.
(3) Options granted to the Reporting Person under the Issuer's 2004 Stock Compensation Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on October 26, 2007. The remaining option shares vested proportionally annually thereafter on October 26.
(4) Options granted to the Reporting Person under the Issuer's 2004 Stock Compensation Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on October 15, 2008. The remaining option shares vest proportionally each month over the 36 months following October 15, 2008.
(5) Options granted to the Reporting Person under the Issuer's 2004 Stock Compensation Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on October 15, 2009. The remaining option shares vest proportionally each month over the 36 months following October 15, 2009.
(6) Options granted to the Reporting Person under the Issuer's 2004 Stock Compensation Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on January 12, 2010. The remaining option shares vest proportionally each month over the 36 months following January 12, 2010.
(7) Options granted to the Reporting Person under the Issuer's 2001 Share Option Plan are subject to a four-year vesting schedule. One quarter of the option shares vested on September 13, 2011. The remaining option shares vest proportionally each month over the 36 months following September 13, 2011.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.

XNAS:STX Seagate Technology PLC Insider Activity 4 Filling

Seagate Technology PLC XNAS:STX Stock - Get Insider Activity SEC Filing of Seagate Technology PLC XNAS:STX stocks, including company profile, shares outstanding, strategy, business segments, operations, officers, consolidated financial statements, financial notes and ownership information.

XNAS:STX Seagate Technology PLC Insider Activity 4 Filing - 8/27/2012
Name |  Ticker |  Star Rating |  Market Cap |  Stock Type |  Sector |  Industry Star Rating |  Investment Style |  Total Assets |  Category |  Top Holdings |  Top Sectors |  Symbol |  Title Star Rating |  Category |  Total Assets |  Top Holdings |  Top Sectors |  Symbol |  Name Title |  Date |  Author |  Collection |  Interest |  Popularity Topic |  Sector |  Key Indicators |  User Interest |  Market Cap |  Industry Name |  Ticker |  Star Rating |  Market Cap |  Stock Type |  Sector |  Industry Star Rating |  Investment Style |  Total Assets |  Category |  Top Holdings |  Top Sectors |  Symbol / Ticker |  Title Star Rating |  Category |  Total Assets |  Symbol / Ticker |  Name Title |  Date |  Author |  Collection |  Popularity |  Interest Title |  Date |  Company |  Symbol |  Interest |  Popularity Topic |  Sector |  Key Indicators |  User Interest |  Market Cap |  Industry Name |  Ticker |  Popularity |  Our Choices Title |  Date |  Company |  Symbol |  Interest |  Popularity

Previous: XNAS:STX Seagate Technology PLC Insider Activity 4 Filing - 8/22/2012  |  Next: XNAS:STX Seagate Technology PLC Insider Activity 4 Filing - 8/29/2012