EYRE CHRIS A 4

4 · KOMAG INC /DE/ · Filed Aug 9, 2005

Form 4

Period: 2005-08-08

Director

Transactions

Exercise/Conversion
Common Stock
2005-08-08$6.48/sh+1,250$8,100→ 7,250 total
Sale
Common Stock
2005-08-08$37.31/sh−1,042$38,877→ 6,000 total
Exercise/Conversion
Non-Qualified Stock Option (right to buy)
2005-08-08−625→ 1,458 total
Exercise: $13.16Exp: 2013-07-25→ Common Stock (625 underlying)
Sale
Common Stock
2005-08-08$37.24/sh−400$14,896→ 8,442 total
Exercise/Conversion
Common Stock
2005-08-08$18.85/sh+1,667$31,423→ 9,542 total
Sale
Common Stock
2005-08-08$37.29/sh−1,000$37,290→ 7,042 total
Exercise/Conversion
Common Stock
2005-08-08$13.16/sh+625$8,225→ 7,875 total
Exercise/Conversion
Non-Qualified Stock Option (right to buy)
2005-08-08−1,250→ 2,917 total
Exercise: $6.48Exp: 2013-03-17→ Common Stock (1,250 underlying)
Sale
Common Stock
2005-08-08$37.22/sh−200$7,444→ 8,842 total
Sale
Common Stock
2005-08-08$37.21/sh−500$18,605→ 9,042 total
Exercise/Conversion
Non-Qualified Stock Option (right to buy)
2005-08-08−1,667→ 3,333 total
Exercise: $18.85Exp: 2014-03-15→ Common Stock (1,667 underlying)

Footnotes (3)

[F1]The Reporting Person exercised 1,250 shares of the 10,000 share option granted on 03/17/2003, of which 2,500 shares subject to the Option shall vest on 10/07/2003 and 1/36 of the remaining 7,500 shares subject to the Option shall vest on the 7th of each month thereafter, subject to the Optionee continuing to be a Participant of Komag Incorporated Amended and Restated 2002 Qualified Stock Plan on such dates.
[F2]The Reporting Person exercised 625 shares of the 5,000 share option granted on 07/25/2003, of which 1,250 shares subject to the Option shall vest on 10/07/2003 and 1/36 of the remaining 3,750 shares subject to the Option shall vest on the 7th of each month thereafter, subject to the Optionee continuing to be a Participant of Komag Incorporated Amended and Restated 2002 Qualified Stock Plan on such dates.
[F3]The Reporting Person exercised 1,667 shares of the 5,000 share option granted on 03/15/2004, of which 1,250 shares subject to the Option shall vest on 03/15/2005 and 1/36 of the remaining 3,750 shares subject to the Option shall vest on the 15th of each month thereafter, subject to the Optionee continuing to be a Participant of Komag Incorporated Amended and Restated 2002 Qualified Stock Plan on such dates.

Documents

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