McClatchy Company (MNI)

IMPORTANT ADDITIONAL INFORMATION

On April 14, 2006, McClatchy filed with the SEC a Registration Statement on Form S-4 (Registration No. 333-133321) containing a preliminary Prospectus/Proxy Statement/Information Statement regarding the proposed transaction between McClatchy and Knight Ridder. This material is not a substitute for the final Prospectus/Proxy Statement/Information Statement regarding the proposed acquisition. Investors and security holders of McClatchy and Knight Ridder are urged to read the preliminary Prospectus/Proxy Statement/Information Statement and the final Prospectus/Proxy Statement/Information Statement carefully when available because they will contain important information about McClatchy, Knight Ridder, the transaction and related matters. The final Prospectus/Proxy Statement/Information Statement will be mailed to stockholders of McClatchy and Knight Ridder. Investors and security holders will be able to obtain free copies of the Registration Statement and the final Prospectus/Proxy Statement/Information Statement and other documents filed with the SEC by McClatchy and Knight Ridder through the web site maintained by the SEC at www.sec.gov. In addition, investors and security holders will be able to obtain free copies of the Registration Statement and the final Prospectus/Proxy Statement/Information Statement when they become available from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846 or from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

McClatchy and its directors and executive officers may be deemed to be participants in the solicitation of proxies from the stockholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the transaction described herein will be included in the final Prospectus/Proxy Statement/Information Statement described above. Additional information regarding these directors and executive officers is also included in McClatchy’s proxy statement for its 2006 Annual Meeting of Stockholders, which was filed with the SEC on or about March 29, 2006. This document is available free of charge at the SEC’s web site at www.sec.gov and from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846.

Knight Ridder and its directors and executive officers also may be deemed to be participants in the solicitation of proxies from the stockholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the proposed transaction between McClatchy and Knight Ridder will be included in the final Prospectus/Proxy Statement/Information Statement described above. Additional information regarding these directors and executive officers is also included in Knight Ridder’s proxy statement for its 2005 Annual Meeting of Stockholders, which was filed with the SEC on or about March 24, 2005. This document is available free of charge at the SEC’s web site at www.sec.gov and from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

4

IMPORTANT ADDITIONAL INFORMATION

On May 10, 2006, McClatchy filed with the SEC a Registration Statement on Form S-4 (Registration No. 333-133321) containing a final Prospectus/Proxy Statement/Information Statement regarding the proposed transaction between McClatchy and Knight Ridder. Investors and security holders of McClatchy and Knight Ridder are urged to read the Prospectus/Proxy Statement/Information Statement carefully because it contains important information about McClatchy, Knight Ridder, the transaction and related matters. The Prospectus/Proxy Statement/Information Statement is being mailed on or about May 15, 2006 to stockholders of McClatchy and shareholders of Knight Ridder. Investors and security holders can obtain additional free copies of the Registration Statement and the Prospectus/Proxy Statement/Information Statement and other documents filed with the SEC by McClatchy and Knight Ridder through the web site maintained by the SEC at www.sec.gov. In addition, investors and security holders can obtain additional free copies of the Registration Statement and the Prospectus/Proxy Statement/Information Statement from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846 or from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

McClatchy and its directors and executive officers may be deemed to be participants in the solicitation of proxies from the shareholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the transaction described herein is included in the Prospectus/Proxy Statement/Information Statement described above. Additional information regarding these directors and executive officers is also included in McClatchy’s proxy statement for its 2006 Annual Meeting of Stockholders, which was filed with the SEC on or about March 29, 2006. This document is available free of charge at the SEC’s web site at www.sec.gov and from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846.

Knight Ridder and its directors and executive officers also may be deemed to be participants in the solicitation of proxies from the shareholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the proposed transaction between McClatchy and Knight Ridder and additional information regarding these directors and executive officers is included in the Prospectus/Proxy Statement/Information Statement described above, which also

3

serves as Knight Ridder’s proxy statement for its 2006 Annual Meeting of Shareholders and was filed by Knight Ridder on May 11, 2006. This document is available free of charge at the SEC’s web site at www.sec.gov and from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

4

IMPORTANT ADDITIONAL INFORMATION

On May 10, 2006, McClatchy filed with the SEC a Registration Statement on Form S-4 (Registration No. 333-133321) containing a final Prospectus/Proxy Statement/Information Statement regarding the proposed transaction between McClatchy and Knight Ridder. Investors and security holders of McClatchy and Knight Ridder are urged to read the Prospectus/Proxy Statement/Information Statement carefully because it contains important information about McClatchy, Knight Ridder, the transaction and related matters. The Prospectus/Proxy Statement/Information Statement is being mailed on or about May 15, 2006 to stockholders of McClatchy and shareholders of Knight Ridder. Investors and security holders can obtain additional free copies of the Registration Statement and the Prospectus/Proxy Statement/Information Statement and other documents filed with the SEC by McClatchy and Knight Ridder through the web site maintained by the SEC at www.sec.gov. In addition, investors and security holders can obtain additional free copies of the Registration Statement and the Prospectus/Proxy Statement/Information Statement from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846 or from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

4

McClatchy and its directors and executive officers may be deemed to be participants in the solicitation of proxies from the shareholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the transaction described herein is included in the Prospectus/Proxy Statement/Information Statement described above. Additional information regarding these directors and executive officers is also included in McClatchy’s proxy statement for its 2006 Annual Meeting of Stockholders, which was filed with the SEC on or about March 29, 2006. This document is available free of charge at the SEC’s web site at www.sec.gov and from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846.

Knight Ridder and its directors and executive officers also may be deemed to be participants in the solicitation of proxies from the shareholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the proposed transaction between McClatchy and Knight Ridder and additional information regarding these directors and executive officers is included in the Prospectus/Proxy Statement/Information Statement described above, which also serves as Knight Ridder’s proxy statement for its 2006 Annual Meeting of Shareholders and was filed by Knight Ridder on May 11, 2006. This document is available free of charge at the SEC’s web site at www.sec.gov and from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

5

IMPORTANT ADDITIONAL INFORMATION

On April 14, 2006, McClatchy filed with the SEC a Registration Statement on Form S-4 (Registration No. 333-133321) containing a preliminary Prospectus/Proxy Statement/Information Statement regarding the proposed transaction between McClatchy and Knight Ridder. This material is not a substitute for the final Prospectus/Proxy Statement/Information Statement regarding the proposed acquisition. Investors and security holders of McClatchy and Knight Ridder are urged to read the preliminary Prospectus/Proxy Statement/Information Statement and the final Prospectus/Proxy Statement/Information Statement carefully when available because they will contain important information about McClatchy, Knight Ridder, the transaction and related matters. The final Prospectus/Proxy Statement/Information Statement will be mailed to stockholders of McClatchy and Knight Ridder. Investors and security holders will be able to obtain free copies of the Registration Statement and the final Prospectus/Proxy Statement/Information Statement and other documents filed with the SEC by McClatchy and Knight Ridder through the web site maintained by the SEC at www.sec.gov. In addition, investors and security holders will be able to obtain free copies of the Registration Statement and the final Prospectus/Proxy Statement/Information Statement when they become available from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846 or from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

4

McClatchy and its directors and executive officers may be deemed to be participants in the solicitation of proxies from the stockholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the transaction described herein will be included in the final Prospectus/Proxy Statement/Information Statement described above. Additional information regarding these directors and executive officers is also included in McClatchy’s proxy statement for its 2006 Annual Meeting of Stockholders, which was filed with the SEC on or about March 29, 2006. This document is available free of charge at the SEC’s web site at www.sec.gov and from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846.

Knight Ridder and its directors and executive officers also may be deemed to be participants in the solicitation of proxies from the stockholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the proposed transaction between McClatchy and Knight Ridder will be included in the final Prospectus/Proxy Statement/Information Statement described above. Additional information regarding these directors and executive officers is also included in Knight Ridder’s proxy statement for its 2005 Annual Meeting of Stockholders, which was filed with the SEC on or about March 24, 2005. This document is available free of charge at the SEC’s web site at www.sec.gov and from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

5

IMPORTANT ADDITIONAL INFORMATION

On April 14, 2006, McClatchy filed with the SEC a Registration Statement on Form S-4 (Registration No. 333-133321) containing a preliminary Prospectus/Proxy Statement/Information Statement regarding the proposed transaction between McClatchy and Knight Ridder. This material is not a substitute for the final Prospectus/Proxy Statement/Information Statement regarding the proposed acquisition. Investors and security holders of McClatchy and Knight Ridder are urged to read the preliminary Prospectus/Proxy Statement/Information Statement and the final Prospectus/Proxy Statement/Information Statement carefully when available because they will contain important information about McClatchy, Knight Ridder, the transaction and related matters. The final Prospectus/Proxy Statement/Information Statement will be mailed to stockholders of McClatchy and Knight Ridder. Investors and security holders will be able to obtain free copies of the Registration Statement and the final Prospectus/Proxy Statement/Information Statement and other documents filed with the SEC by McClatchy and Knight Ridder through the web site maintained by the SEC at www.sec.gov. In addition, investors and security holders will be able to obtain free copies of the Registration Statement and the final Prospectus/Proxy Statement/Information Statement when they become available from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846 or from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

McClatchy and its directors and executive officers may be deemed to be participants in the solicitation of proxies from the stockholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the transaction described herein will be included in the final Prospectus/Proxy Statement/Information Statement described above. Additional information regarding these directors and executive officers is also included in McClatchy’s proxy statement for its 2006 Annual Meeting of Stockholders, which was filed with the SEC on or about March 29, 2006. This document is available free of charge at the SEC’s web site at www.sec.gov and from McClatchy by contacting Investor Relations at www.mcclatchy.com, by mail to 2100 Q Street, Sacramento, CA 95816 or by telephone at 916-321-1846.

Knight Ridder and its directors and executive officers also may be deemed to be participants in the solicitation of proxies from the stockholders of Knight Ridder in connection with the proposed transaction between McClatchy and Knight Ridder. Information regarding the special interests of these directors and executive officers in the proposed transaction between McClatchy and Knight Ridder will be included in the final Prospectus/Proxy Statement/Information Statement described above. Additional information regarding these directors and executive officers is also included in Knight Ridder’s proxy statement for its 2005 Annual Meeting of Stockholders, which was filed with the SEC on or about March 24, 2005. This document is available free of charge at the SEC’s web site at www.sec.gov and from Knight Ridder by contacting Investor Relations at www.knightridder.com, by mail to Suite 1500, 50 W. San Fernando St., San Jose, CA 95113 or by telephone at 408-938-7838.

3