BBN CORP
Related Filers (2)
Financials (7)
10-Q
Thursday, 5/15/1997
Quarterly Report for period ending 1997-03-31
10-Q
Friday, 2/14/1997
Quarterly Report for period ending 1996-12-31
10-K/A
Thursday, 12/26/1996
Annual Report for period ending 1996-06-30
10-Q
Thursday, 11/14/1996
Quarterly Report for period ending 1996-09-30
10-Q
Wednesday, 2/14/1996
Quarterly Report for period ending 1995-12-31
10-K/A
Wednesday, 12/27/1995
Annual Report for period ending 1995-06-30
10-Q
Tuesday, 11/14/1995
Quarterly Report for period ending 1995-09-30
News (5)
8-K
Tuesday, 8/19/1997
Current report filing
8-K
Thursday, 6/19/1997
Current report filing
8-K/A
Friday, 5/9/1997
Current report filing
8-K
Thursday, 5/8/1997
Current report filing
8-K
Thursday, 11/14/1996
Current report filing
Other (16)
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
POS AM
Thursday, 8/14/1997
Post-effective amendment to a registration statement that is not immediately effective upon filing
SC 14D1/A
Tuesday, 6/10/1997
None
SC 14D1/A
Thursday, 6/5/1997
None
8-A12B/A
Monday, 5/12/1997
Form for the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b)
SC 14D1
Monday, 5/12/1997
None
SC 14D9
Monday, 5/12/1997
Tender offer solicitation/recommendation statements filed under Rule 14d-9
10-K405
Thursday, 9/28/1995
Annual Report with disclosure of delinquent filers
Ownership (4)
SC 13D/A
Tuesday, 8/19/1997
GTE CORP: Major Shareholders
SC 13G/A
Thursday, 7/10/1997
KOPP INVESTMENT ADVISORS INC: Major Shareholders
SC 13G/A
Tuesday, 1/28/1997
KOPP INVESTMENT ADVISORS INC: Major Shareholders
SC 13G
Friday, 2/2/1996
KOPP INVESTMENT ADVISORS INC: Major Shareholders
Prospectus (19)
S-8 POS
Thursday, 8/14/1997
Post-effective amendment to a S-8 registration statement
S-8 POS
Thursday, 8/14/1997
Post-effective amendment to a S-8 registration statement
S-8 POS
Thursday, 8/14/1997
Post-effective amendment to a S-8 registration statement
S-8 POS
Thursday, 8/14/1997
Post-effective amendment to a S-8 registration statement
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
RW
Friday, 8/8/1997
Registration Withdrawal Request
S-8
Monday, 2/10/1997
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
Proxies (5)
DEFM14C
Friday, 7/25/1997
Definitive information statement relating to merger or acquisition
PREM14C
Friday, 6/20/1997
Preliminary information statements relating to merger or acquisition
DEF 14A
Friday, 10/4/1996
Definitive proxy statements
DEF 14A
Tuesday, 10/17/1995
Definitive proxy statements
PRE 14A
Thursday, 9/14/1995
Preliminary proxy statement not related to a contested matter or merger/acquisition