IGEN INTERNATIONAL INC /DE

Q: Sep 30 2003

Q: Sep 30 2003

Q: Jun 30 2003

FY: Mar 31 2003

Q: Dec 31 2002

Q: Sep 30 2002

Q: Jun 30 2002

FY: Mar 31 2002

FY: Mar 31 2002

Q: Dec 31 2001

Q: Sep 30 2001

Q: Jun 30 2001

FY: Mar 31 2001

Q: Dec 31 2000

Q: Sep 30 2000

Q: Jun 30 2000

FY: Mar 31 2000

Q: Dec 31 1999

Q: Sep 30 1999

Q: Jun 30 1999

Other events

5

5

12

5,7

FILED AS OF DATE: 20030730

5,7

Other events

5,7

5

Other events

7,9

9

9

FILED AS OF DATE: 20020814

5

5

5

5

5

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

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)

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)

No description available

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Prospectus Supplement for Delayed or Continuous Offering

Registration statement under Securities Act of 1933 (amendment)

Prospectus Supplement for Delayed or Continuous Offering

Registration statement under Securities Act of 1933

Prospectus Supplement for Delayed or Continuous Offering

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Prospectus Supplement for Delayed or Continuous Offering

Prospectus Supplement for Delayed or Continuous Offering

Registration statement under Securities Act of 1933 (amendment)

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Required Information in Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

DEUTSCHE BANK AG\

SISTERMANS JOOP

MASSEY RICHARD J

WOHLSTADTER SAMUEL J

SALSMANS ROBERT R

REES ANTHONY R

MIGAUSKY GEORGE V

CASS RICHARD W

MASSEY RICHARD J

MIGAUSKY GEORGE V

DEUTSCHE BANK AG\

SAC CAPITAL ADVISORS LLC

REES ANTHONY R

WOHLSTADTER SAMUEL J

MASSEY RICHARD J

MASSEY RICHARD J

MASSEY RICHARD J

MIGAUSKY GEORGE V

MIGAUSKY GEORGE V

REES ANTHONY R

06

Annual Report Scanned (Paper)

06

06