BIO LOGIC SYSTEMS CORP

Related Filers (13)

Ownership (83)

SC 13G
Wednesday, 1/25/2006
MILLENCO, L.P./NY: Major Shareholders
4
Thursday, 1/5/2006
JOHNSON RODERICK G: Statement of changes in beneficial ownership of securities
4
Thursday, 1/5/2006
HANLEY MICHAEL J: Statement of changes in beneficial ownership of securities
4
Thursday, 1/5/2006
DAMRON LAWRENCE D: Statement of changes in beneficial ownership of securities
4
Thursday, 1/5/2006
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Thursday, 1/5/2006
MILSTEIN ALBERT: Statement of changes in beneficial ownership of securities
4
Thursday, 1/5/2006
RAVIV GABRIEL: Statement of changes in beneficial ownership of securities
SC 13D/A
Thursday, 1/5/2006
RAVIV GABRIEL: Major Shareholders
SC 13D/A
Tuesday, 12/6/2005
RAVIV GABRIEL: Major Shareholders
4
Thursday, 11/17/2005
JOHNSON RODERICK G: Statement of changes in beneficial ownership of securities
3
Wednesday, 10/26/2005
NATUS MEDICAL INC: Initial statement of beneficial ownership of securities
SC 13D
Wednesday, 10/26/2005
NATUS MEDICAL INC: Major Shareholders
4
Monday, 7/25/2005
Raviv Dorit: Statement of changes in beneficial ownership of securities
4
Monday, 7/25/2005
JOHNSON RODERICK G: Statement of changes in beneficial ownership of securities
4
Monday, 7/25/2005
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Monday, 7/25/2005
MILSTEIN ALBERT: Statement of changes in beneficial ownership of securities
4
Monday, 7/25/2005
DAMRON LAWRENCE D: Statement of changes in beneficial ownership of securities
4/A
Monday, 7/25/2005
Raviv Dorit: Statement of changes in beneficial ownership of securities
4
Friday, 5/13/2005
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/1/2005
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/1/2005
MILSTEIN ALBERT: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/1/2005
DAMRON LAWRENCE D: Statement of changes in beneficial ownership of securities
3
Friday, 2/18/2005
Raviv Dorit: Initial statement of beneficial ownership of securities
4/A
Friday, 2/18/2005
Raviv Dorit: Statement of changes in beneficial ownership of securities
SC 13D
Thursday, 2/17/2005
RAVIV GABRIEL: Major Shareholders
4
Thursday, 2/17/2005
RAVIV GABRIEL: Statement of changes in beneficial ownership of securities
4
Friday, 1/14/2005
LACY THOMAS S: Statement of changes in beneficial ownership of securities
4
Thursday, 1/13/2005
RAVIV GABRIEL: Statement of changes in beneficial ownership of securities
4
Friday, 9/24/2004
JOHNSON RODERICK G: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/27/2004
RAVIV GABRIEL: Statement of changes in beneficial ownership of securities
4
Monday, 7/26/2004
JOHNSON RODERICK G: Statement of changes in beneficial ownership of securities
4
Monday, 7/26/2004
RAVIV GABRIEL: Statement of changes in beneficial ownership of securities
4
Monday, 7/26/2004
MILSTEIN ALBERT: Statement of changes in beneficial ownership of securities
4
Monday, 7/26/2004
DAMRON LAWRENCE D: Statement of changes in beneficial ownership of securities
4
Monday, 7/26/2004
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/2/2004
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/2/2004
DAMRON LAWRENCE D: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/17/2004
LACY THOMAS S: Statement of changes in beneficial ownership of securities
4
Thursday, 2/12/2004
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Thursday, 2/12/2004
WEINGARTEN CHARLES Z MD: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/11/2004
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/11/2004
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/20/2004
LACY THOMAS S: Statement of changes in beneficial ownership of securities
4
Thursday, 1/15/2004
RAVIV GABRIEL: Statement of changes in beneficial ownership of securities
4
Thursday, 1/15/2004
LACY THOMAS S: Statement of changes in beneficial ownership of securities
4
Thursday, 1/15/2004
HANLEY MICHAEL J: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/25/2003
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4
Monday, 10/27/2003
LACY THOMAS S: Statement of changes in beneficial ownership of securities
4
Monday, 10/20/2003
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4
Monday, 10/20/2003
HANLEY MICHAEL J: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/7/2003
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/7/2003
WEINGARTEN CHARLES Z MD: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
DAMRON LAWRENCE D: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
RAVIV GABRIEL: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
RAVIV GABRIEL: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
JOHNSON RODERICK G: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
KUPFERBERG IRVING: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
MILSTEIN ALBERT: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
WEINGARTEN CHARLES Z MD: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2003
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4/A
Wednesday, 8/27/2003
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4
Monday, 7/14/2003
RAVIV GIL PH D: Statement of changes in beneficial ownership of securities
4
Monday, 6/9/2003
KUPFERBERG IRVING: Statement of changes in beneficial ownership of securities
4
Friday, 5/23/2003
MOORE CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/4/2003
MOORE CRIAG W: Statement of changes in beneficial ownership of securities
4
Monday, 3/3/2003
KUPFERBERG IRVING: Statement of changes in beneficial ownership of securities
SC 13G/A
Wednesday, 2/14/2001
RAVIV GIL PH D: Major Shareholders
SC 13G/A
Wednesday, 2/14/2001
RAVIV GABRIEL: Major Shareholders
SC 13G/A
Wednesday, 2/14/2001
WEINGARTEN CHARLES Z MD: Major Shareholders
SC 13G/A
Monday, 2/14/2000
RAVIV GIL PH D: Major Shareholders
SC 13G/A
Monday, 2/14/2000
WEINGARTEN CHARLES Z MD: Major Shareholders
SC 13G/A
Monday, 2/14/2000
RAVIV GABRIEL: Major Shareholders
SC 13G/A
Tuesday, 2/17/1998
RAVIV GABRIEL: Major Shareholders
SC 13G/A
Tuesday, 2/17/1998
WEINGARTEN CHARLES Z MD: Major Shareholders
SC 13G/A
Friday, 2/13/1998
RAVIV GIL PH D: Major Shareholders
SC 13G
Wednesday, 2/12/1997
RAVIV GIL PH D: Major Shareholders
SC 13G
Wednesday, 2/12/1997
WEINGARTEN CHARLES Z MD: Major Shareholders
SC 13G
Tuesday, 2/11/1997
RAVIV GABRIEL: Major Shareholders
SC 13G/A
Wednesday, 2/14/1996
WEINGARTEN CHARLES Z MD: Major Shareholders
SC 13G/A
Wednesday, 2/14/1996
RAVIV GIL PH D: Major Shareholders
SC 13G/A
Tuesday, 2/13/1996
RAVIV GABRIEL: Major Shareholders
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Proxies (15)

DEFA14A
Thursday, 12/22/2005
Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.
DEFM14A
Tuesday, 11/15/2005
Definitive proxy statement relating to a merger, acquisition, or disposition
DEFA14A
Tuesday, 11/15/2005
Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.
PREM14A
Friday, 11/4/2005
Preliminary proxy statement relating to a merger, acquisition, or disposition
DEF 14A
Tuesday, 6/21/2005
Definitive proxy statements
PRE 14A
Friday, 6/3/2005
Preliminary proxy statement not related to a contested matter or merger/acquisition
DEFR14A
Tuesday, 6/29/2004
Definitive revised proxy soliciting materials
DEF 14A
Monday, 6/28/2004
Definitive proxy statements
DEF 14A
Friday, 6/27/2003
Definitive proxy statements
DEF 14A
Friday, 6/28/2002
Definitive proxy statements
DEF 14A
Wednesday, 6/27/2001
Definitive proxy statements
DEF 14A
Thursday, 6/29/2000
Definitive proxy statements
DEF 14A
Friday, 6/25/1999
Definitive proxy statements
DEF 14A
Thursday, 6/25/1998
Definitive proxy statements
DEF 14A
Tuesday, 6/24/1997
Definitive proxy statements
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