COORSTEK INC

FY: Apr 15 2003

FY: Dec 31 2002

Q: Mar 31 2002

Q: Sep 30 2002

Q: Jun 30 2002

Q: Mar 31 2002

FY: Dec 31 2001

Q: Sep 30 2001

Q: Jun 30 2001

Q: Mar 31 2001

FY: Dec 31 2000

Q: Sep 30 2000

Q: Jun 30 2000

FY: Dec 31 1999

FY: Dec 31 1999

Q: Mar 31 2000

FY: Dec 31 1999

5,7

9

FILED AS OF DATE: 20020814

9

No description available

Post-effective amendment to a registration statement

Post-effective amendment to a registration statement

Certification of termination of registration of a class of securities (Section 12(g))

Prospectus Supplement for Primary Offering

Post-effective amendment to a registration statement

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration (IPO) statement under Securities Act of 1933

Prospectus Supplement with Pricing Information

No description available

Amended Initial Registration Statement

Amended Initial Registration Statement

Registration (IPO) statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

No description available

No description available

No description available

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

No description available

No description available

No description available

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

KERN CAPITAL MANAGEMENT LLC

DELAWARE MANAGEMENT HOLDINGS CO INC

GABELLI ASSET MANAGEMENT INC ET AL

COORSTEK INC

KEYSTONE HOLDINGS LLC

COORS JOHN K

KEYSTONE HOLDINGS LLC

COORS JOHN K

COORSTEK INC

COORS JOHN K

KEYSTONE HOLDINGS LLC

COORS JOHN K

COORSTEK INC

STATE STREET RESEARCH & MANAGEMENT CO //MA/

COORSTEK INC

COORSTEK INC

GABELLI ASSET MANAGEMENT INC ET AL

COORSTEK INC

STATE STREET RESEARCH & MANAGEMENT CO //MA/

KERN CAPITAL MANAGEMENT LLC

No description available

No description available

No description available

No description available

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)