Edgar Filing: KRYDER MARK H

Ownership Submission

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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(Print or Type Responses)

1. Name and Address of Reporting Person ^*

KRYDER MARK H

2. Issuer Name and Ticker or Trading Symbol
SEAGATE TECHNOLOGY [STX]

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

_____ Director	_____ 10% Owner
__X__ Officer (give title below)	_____ Other (specify below)
SVP, CTO, Research

(Last)

(First)

(Middle)

920 DISC DRIVE, ATTN: STOCK PLAN ADMINISTRATION

3. Date of Earliest Transaction (Month/Day/Year)
02/01/2006

(Street)

SCOTTS VALLEY, CA 95067

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)
1.Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Shares	02/01/2006		S		150,661	A	$ 25.8	774,545 ⁽¹⁾ ⁽²⁾	D
Common Shares								1,825	I	Spouse - Sandra Kryder

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

NQ Stock Options

$ 2.3

11/22/2001⁽³⁾

07/24/2011

Common Shares

39,133

NQ Stock Options

$ 5

01/23/2006⁽⁴⁾

01/31/2012

Common Shares

300,000

Reporting Owners

Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
KRYDER MARK H 920 DISC DRIVE ATTN: STOCK PLAN ADMINISTRATION SCOTTS VALLEY, CA 95067			SVP, CTO, Research

Signatures

/s/ Roberta S. Cohen for Mark H. Kryder		02/03/2006
^**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)	Includes an aggregate of 3,665 shares, par value $0.00001 per share (the "Common Shares") of Seagate Technology (the "Issuer") received by the Reporting Person under the Issuer's Employee Stock Purchase Plan from July 2004 through January 2006.
(2)	Includes 770,880 Common Shares received by the Reporting Person from New SAC as part of the May 16, 2005, July 26, 2005, September 18, 2005, November 18, 2005, December 16, 2005 and January 3, 2006 distributions (the "Distributions") of the Issuer's Common Shares to the New SAC shareholders on a pro rata basis in the form of a stock dividend. The Reporting Person's receipt of the Common Shares through the Distributions is exempt from the reporting and the liability provisions of Section 16 pursuant to Rule 16a-9.
(3)	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 November 22, 2001. The remaining option shares vested proportionally each month over the 36 months following November 22, 2001.
(4)	Options granted to the Reporting Person under the Issuer's 2001 Share Option Plan are subject to a five-year vesting schedule. One fifth of the option shares vested on 31 January 2006. The remaining option shares vest on 31 January 2007.

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