DEXTER CORP

Q: Jun 30 2000

Q: Mar 31 2000

FY: Dec 31 1999

Q: Sep 30 1999

Q: Jun 30 1999

Q: Mar 31 1999

FY: Dec 31 1998

Q: Sep 30 1998

Q: Jun 30 1998

Q: Mar 31 1998

FY: Dec 31 1997

Q: Sep 30 1997

Q: Jun 30 1997

Q: Mar 31 1997

FY: Dec 31 1996

Q: Sep 30 1996

Q: Aug 2 1996

Q: May 9 1996

FY: Feb 29 1996

Q: Sep 30 1995

2,7

5,7

5,7

5,7

5

2,7

7

2,7

Current report pursuant to Section 13 or 15(d)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Registration of Securities on Exchange (amendment)

Registration of Securities on Exchange (amendment)

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

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

Registration of Securities on Exchange

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

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

Registration of Securities on Exchange (amendment)

Additional Information for Proxy Statement/ Votes

No description available

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

No description available

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

ISP OPCO HOLDINGS INC

CITADEL LIMITED PARTNERSHIP

ISP OPCO HOLDINGS INC

ISP OPCO HOLDINGS INC

GABELLI FUNDS INC ET AL

GABELLI FUNDS INC ET AL

INTERNATIONAL SPECIALTY PRODUCTS INC /NEW/

GABELLI FUNDS INC ET AL

ISP OPCO HOLDINGS INC

FMR CORP

GABELLI FUNDS INC ET AL

DEXTER CORP

INTERNATIONAL SPECIALTY PRODUCTS INC /NEW/

INTERNATIONAL SPECIALTY PRODUCTS INC /NEW/

INTERNATIONAL SPECIALTY PRODUCTS INC /NEW/

ISP OPCO HOLDINGS INC

GABELLI FUNDS INC ET AL

INTERNATIONAL SPECIALTY PRODUCTS INC /NEW/

GABELLI FUNDS INC ET AL

ISP OPCO HOLDINGS INC

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

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

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

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

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

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

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

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

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

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