Delaware
(State or other jurisdiction of incorporation or organization) |
04-2836871
(I.R.S. Employer Identification No.) |
|
11 Hurley Street, Cambridge, MA
(Address of principal executive offices) |
02141
(Zip Code) |
|
| Registrant's telephone number, including area code: (617) 234-6500 |
|
| Securities registered pursuant to Section 12(b) of the Act: |
| NONE |
|
Securities registered pursuant to Section 12(g) of the Act:
Common Stock, $0.01 par value per share
Preferred Stock Purchase Rights
(Title of Class)
|
Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13
or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period
that the registrant was required to file such reports), and (2) has been subject to such filing requirements for
the past 90 days.
 Yes |  No |
Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not
contained herein, and will not be contained, to the best of registrant's knowledge, in definitive proxy or
information statements incorporated by reference in Part III of this Form 10-K or any amendment to this
Form 10-K.
Indicate by check mark whether the registrant is an accelerated filer (as defined in Exchange Act
Rule 12b-2).
| Yes | No |
Based on assumptions relating to the privately held non-voting Class B Common Stock, the aggregate
market value of the voting and non-voting common equity held by nonaffiliates of the registrant on April 30,
2002 was $327,418,870.
The number of shares outstanding of the registrant's Class A Common Stock was 30,875,563 on
January 17, 2003; the number of shares of the Class B Common Stock as of such date was 117.7.
Documents Incorporated By Reference
| Location in Form 10-K |
|
Incorporated Document |
| Part III |
|
Specifically identified portions of the registrant's definitive proxy statement to
be filed in connection with the registrant's Annual Meeting to be held on
April 2, 2003. |
