Ownership Submission
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, 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: 3235-0104
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
  DEHAAN DOUGLAS J
 2. Date of Event Requiring Statement (Month/Day/Year)
02/13/2009		 3. Issuer Name and Ticker or Trading Symbol
SEAGATE TECHNOLOGY [STX]
(Last)
(First)
(Middle)
SEAGATE TECHNOLOGY, 920 DISC DRIVE		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
SVP, DRIVE OPS & QUALITY
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

SCOTTS VALLEY, CA 95066		 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 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 Shares 28,234.4
D
 
Common Shares 1,707
I
The Gayle H. Dehaan Trust U/A/D 11-29-2005 Gayle H. Dehaan and Douglas J Dehaan TTEE

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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.

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 of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
NQ Stock Options 09/27/2006(1) 09/27/2012 Common 70,000 $ 15.065 D  
NQ Stock Options 04/27/2010(2) 04/27/2013 Common 250,000 $ 25.48 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
DEHAAN DOUGLAS J
SEAGATE TECHNOLOGY
920 DISC DRIVE
SCOTTS VALLEY, CA 95066		       SVP, DRIVE OPS & QUALITY  

Signatures

/S/ Roberta S. Cohen for Douglas J. Dehaan 02/18/2009
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) 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 September 27, 2006. The remaining option shares vest proportionally each month over the 36 months following September 27, 2006.
(2) Options granted to the Reporting Person under the Issuer's 2004 Stock Compensation Plan are subject to a five-year vesting schedule. One half of the option shares will vest on April 27, 2010. The balance of the option shares will vest on April 27, 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.