{"cik":"0000881235","entityType":"other","sic":"","sicDescription":"","ownerOrg":null,"insiderTransactionForOwnerExists":0,"insiderTransactionForIssuerExists":0,"name":"EMERALD ADVISERS INC /PA/ /ADV","tickers":[],"exchanges":[],"ein":"232664857","lei":null,"description":"","website":"","investorWebsite":"","category":"","fiscalYearEnd":"1231","stateOfIncorporation":"PA","stateOfIncorporationDescription":"PA","addresses":{"mailing":{"street1":"P O BOX 10666","street2":null,"city":"LANCASTER","stateOrCountry":"PA","zipCode":"17605","stateOrCountryDescription":"PA","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null},"business":{"street1":"1703 OREGON PIKE","street2":"STE 101","city":"LANCASTER","stateOrCountry":"PA","zipCode":"17601","stateOrCountryDescription":"PA","isForeignLocation":null,"foreignStateTerritory":null,"country":null,"countryCode":null}},"phone":"7173961116","flags":"","formerNames":[],"filings":{"recent":{"accessionNumber":["0000909012-01-500241","0000909012-01-500048","0000909012-01-500016","0000909012-01-000044","0000909012-01-000043","0000909012-01-000042","0000909012-01-000041","0000909012-01-000040","0000909012-01-000009","0000909012-01-000008","0000909012-00-000067","0000909012-00-000066","0000909012-00-000065","0000909012-00-000064","0000909012-00-000063","0000909012-00-000062","0000909012-00-000061","0000909012-00-000060","0000909012-00-000059","0000909012-00-000058","0000909012-00-000057","0000909012-00-000056","0000909012-00-000055","0001036050-99-000205","0001036050-99-000200","0001036050-99-000199","0001036050-99-000198","0001036050-99-000197","0001036050-99-000196","0001036050-99-000195","0001036050-99-000194","0001036050-99-000192","0001036050-99-000191","0001036050-98-000220","0001036050-98-000219","0001036050-98-000217","0001036050-98-000216","0001036050-98-000215","0001036050-98-000214","0000950109-97-002052"],"filingDate":["2001-07-27","2001-05-02","2001-04-23","2001-02-05","2001-02-05","2001-02-05","2001-02-05","2001-02-05","2001-01-10","2001-01-10","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","2000-02-04","1999-02-09","1999-02-08","1999-02-08","1999-02-08","1999-02-08","1999-02-08","1999-02-08","1999-02-08","1999-02-08","1999-02-08","1998-02-17","1998-02-17","1998-02-17","1998-02-17","1998-02-17","1998-02-17","1997-03-07"],"reportDate":["2001-06-30","","2001-03-31","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"acceptanceDateTime":["2001-07-27T16:27:00.000Z","2001-05-02T04:00:00.000Z","2001-04-23T04:00:00.000Z","2001-02-05T05:00:00.000Z","2001-02-05T05:00:00.000Z","2001-02-05T05:00:00.000Z","2001-02-05T05:00:00.000Z","2001-02-05T05:00:00.000Z","2001-01-10T05:00:00.000Z","2001-01-10T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","2000-02-04T05:00:00.000Z","1999-02-09T05:00:00.000Z","1999-02-08T05:00:00.000Z","1999-02-08T05:00:00.000Z","1999-02-08T05:00:00.000Z","1999-02-08T05:00:00.000Z","1999-02-08T05:00:00.000Z","1999-02-08T05:00:00.000Z","1999-02-08T05:00:00.000Z","1999-02-08T05:00:00.000Z","1999-02-08T05:00:00.000Z","1998-02-17T05:00:00.000Z","1998-02-17T05:00:00.000Z","1998-02-17T05:00:00.000Z","1998-02-17T05:00:00.000Z","1998-02-17T05:00:00.000Z","1998-02-17T05:00:00.000Z","1997-03-07T05:00:00.000Z"],"act":["","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"form":["13F-HR","SC 13D","13F-HR","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G","SC 13G","SC 13G","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G","SC 13G","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G/A"],"fileNumber":["028-04445","","028-04445","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"filmNumber":["01690552","","1608328","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"items":["","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"core_type":["13F-HR","SC 13D","13F-HR","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G","SC 13G","SC 13G","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G","SC 13G","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G/A","SC 13G/A","SC 13G/A","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G","SC 13G/A"],"size":[33242,43764,34694,9143,9173,9246,9074,8822,10007,9858,9956,10148,10047,10182,9975,10057,10107,9915,9949,10012,10172,9915,9983,10392,10421,10789,10666,11076,9907,10624,10417,10944,10392,10038,10082,9794,10072,10258,10137,11325],"isXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isInlineXBRL":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"isXBRLNumeric":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null],"primaryDocument":["t22958.txt","t22529.txt","t22491.txt","0001.txt","0001.txt","0001.txt","0001.txt","0001.txt","0001.txt","0001.txt","","","","","","","","","","","","","","","","","","","","","","","","","","","","","",""],"primaryDocDescription":["QUARTERLY HOLDINGS REPORT","PARAGON TECHNOLOGIES, INC.","QUARTERLY REPORT","INFONAUTICS, INC.","PARAGON TECHNOLOGIES, INC.","BERGER HOLDINGS, LTD.","NEOSE TECHNOLOGIES, INC.","MEDICAL TECHNOLOGY AND INNOVATIONS, INC.","AMENDED STATEMENT OF BENEFICIAL OWNERSHIP","AMENDED STATEMENT OF BENEFICIAL OWNERSHIP","FIRST COLONIAL GROUP, INC. -- SCHEDULE 13G","ENVIRONMENTAL TECTONICS CORP. -- SCHEDULE 13G","RESOURCE ASSET INVESTMENT TRUST -- SCHEDULE 13G","HERLEY INDUSTRIES, INC. -- SCHEDULE 13G","PROGRESS FINANCIAL CORP. -- SCHEDULE 13G","INFONAUTICS, INC. -- SCHEDULE 13G","BERGER HOLDINGS, LTD. -- SCHEDULE 13G","NEOSE TECHNOLOGIES, INC. -- SCHEDULE 13G","SI HANDLING SYSTEMS, INC.** -- SCHEDULE 13G/A","MEDICAL TECH. & INNOVATIONS, INC.--SCHEDULE 13G/A","MET-PRO CORP. -- SCHEDULE 13G/A","NEOSE TECHNOLOGIES, INC. -- SCHEDULE 13G","PIERCING PAGODA -- SCHEDULE 13G","SCHEDULE 13G AMENDMENT #1","SCHEDULE 13G/A","SCHEDULE 13G/A","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G/A","SC 13G/A","SCHEDULE 13G/A","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13G","SCHEDULE 13 G/A"]},"files":[]}}