EMERALD ADVISERS INC /PA/ /ADV

Related Filers (16)

Ownership (38)

SC 13D
Wednesday, 5/2/2001
PARAGON TECHNOLOGIES INC: Major Shareholders
SC 13G
Monday, 2/5/2001
MEDICAL TECHNOLOGY & INNOVATIONS INC /FL/: Major Shareholders
SC 13G
Monday, 2/5/2001
NEOSE TECHNOLOGIES INC: Major Shareholders
SC 13G
Monday, 2/5/2001
BERGER HOLDINGS LTD: Major Shareholders
SC 13G
Monday, 2/5/2001
PARAGON TECHNOLOGIES INC: Major Shareholders
SC 13G
Monday, 2/5/2001
INFONAUTICS INC: Major Shareholders
SC 13G/A
Wednesday, 1/10/2001
PROGRESS FINANCIAL CORP: Major Shareholders
SC 13G/A
Wednesday, 1/10/2001
ENVIRONMENTAL TECTONICS CORP: Major Shareholders
SC 13G
Friday, 2/4/2000
PIERCING PAGODA INC: Major Shareholders
SC 13G
Friday, 2/4/2000
NEOSE TECHNOLOGIES INC: Major Shareholders
SC 13G/A
Friday, 2/4/2000
MET PRO CORP: Major Shareholders
SC 13G/A
Friday, 2/4/2000
MEDICAL TECHNOLOGY & INNOVATIONS INC /FL/: Major Shareholders
SC 13G/A
Friday, 2/4/2000
SI HANDLING SYSTEMS INC: Major Shareholders
SC 13G
Friday, 2/4/2000
NEOSE TECHNOLOGIES INC: Major Shareholders
SC 13G
Friday, 2/4/2000
BERGER HOLDINGS LTD: Major Shareholders
SC 13G
Friday, 2/4/2000
INFONAUTICS INC: Major Shareholders
SC 13G/A
Friday, 2/4/2000
PROGRESS FINANCIAL CORP: Major Shareholders
SC 13G/A
Friday, 2/4/2000
HERLEY INDUSTRIES INC /NEW: Major Shareholders
SC 13G/A
Friday, 2/4/2000
RESOURCE ASSET INVESTMENT TRUST: Major Shareholders
SC 13G/A
Friday, 2/4/2000
ENVIRONMENTAL TECTONICS CORP: Major Shareholders
SC 13G/A
Friday, 2/4/2000
FIRST COLONIAL GROUP INC: Major Shareholders
SC 13G/A
Tuesday, 2/9/1999
ENVIRONMENTAL TECTONICS CORP: Major Shareholders
SC 13G/A
Monday, 2/8/1999
SI HANDLING SYSTEMS INC: Major Shareholders
SC 13G/A
Monday, 2/8/1999
MET PRO CORP: Major Shareholders
SC 13G/A
Monday, 2/8/1999
MEDICAL TECHNOLOGY & INNOVATIONS INC /FL/: Major Shareholders
SC 13G
Monday, 2/8/1999
RESOURCE ASSET INVESTMENT TRUST: Major Shareholders
SC 13G
Monday, 2/8/1999
PROGRESS FINANCIAL CORP: Major Shareholders
SC 13G
Monday, 2/8/1999
ENVIRONMENTAL TECTONICS CORP: Major Shareholders
SC 13G
Monday, 2/8/1999
HERLEY INDUSTRIES INC /NEW: Major Shareholders
SC 13G/A
Monday, 2/8/1999
EMCEE BROADCAST PRODUCTS INC: Major Shareholders
SC 13G/A
Monday, 2/8/1999
FIRST COLONIAL GROUP INC: Major Shareholders
SC 13G
Tuesday, 2/17/1998
SMT HEALTH SERVICES INC: Major Shareholders
SC 13G
Tuesday, 2/17/1998
MET PRO CORP: Major Shareholders
SC 13G
Tuesday, 2/17/1998
EMCEE BROADCAST PRODUCTS INC: Major Shareholders
SC 13G
Tuesday, 2/17/1998
SI HANDLING SYSTEMS INC: Major Shareholders
SC 13G
Tuesday, 2/17/1998
MEDICAL TECHNOLOGY & INNOVATIONS INC /FL/: Major Shareholders
SC 13G
Tuesday, 2/17/1998
FIRST COLONIAL GROUP INC: Major Shareholders
SC 13G/A
Friday, 3/7/1997
PENN TREATY AMERICAN CORP: Major Shareholders
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