Related Party Transactions and Outside Related Director Information

Komag, Incorporated (KOMG)

4/14/2006 Proxy Information

As previously announced by the company, Mr. T.H. Tan, our Chief Executive Officer, plans to retire as an officer and director of the company late in 2006. In February 2006, in connection with Mr. Tan’s planned retirement, the company entered into certain agreements with Mr. Tan. See “Executive Compensation and Related Information — Agreements Related to Proposed Retirement of Our Chief Executive Officer” beginning on page 20 for more information about the terms of Mr. Tan’s retirement related agreements.

Other Business

Our Board of Directors knows of no other business that will be presented for consideration at the Annual Meeting. If other matters are properly brought before the Annual Meeting, however, it is the intention of the persons named in the accompanying proxy to vote the shares represented thereby on such matters in accordance with their best judgment.

4/6/2005 Proxy Information

On August 19, 2004, in connection with the appointment of Dr. Richard Kashnow as a member and non-executive Chairman of our Board of Directors, we granted Dr. Kashnow a retainer fee of $100,000 per year (payable monthly at $8,333 per month), in addition to certain other option and stock compensation.

On March 18, 2005, we entered into a settlement agreement and release with Stephen Feinberg, Cerberus Partners, L.P., Cerberus International, Ltd., Cerberus Series One Holdings, LLC, Cerberus Series Two Holdings, LLC and Cerberus America Series One Holdings, LLC (collectively, the “Cerberus Defendants”), and the plaintiff shareholder therein. The Cerberus Defendants were previously the beneficial owner of more than 10% of our common stock. The settlement agreement relates to the settlement of claims under Section 16(b) of the Securities Exchange Act of 1934, as amended, regarding alleged short-swing profits from certain purchases and sales of our securities in January 2004 and April 2004 by the Cerberus Defendants. Pursuant to the terms of the settlement agreement, the Cerberus Defendants agreed to pay a total settlement amount of $300,000, of which $150,000 was paid to Komag.

4/15/2003 and 4/5/2004 Proxy Information

No related party transactions or special relationships reported for this company. Director relationships marked "Outside Related" at this firm will most often be former executives of the company. Additional information regarding these relationships will be added during our regular updates.