0001144204-16-096834.txt : 20160428 0001144204-16-096834.hdr.sgml : 20160428 20160428115315 ACCESSION NUMBER: 0001144204-16-096834 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20160331 FILED AS OF DATE: 20160428 DATE AS OF CHANGE: 20160428 EFFECTIVENESS DATE: 20160428 FILER: COMPANY DATA: COMPANY CONFORMED NAME: EMERALD ADVISERS INC/PA CENTRAL INDEX KEY: 0001015083 IRS NUMBER: 000000000 STATE OF INCORPORATION: PA FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-05618 FILM NUMBER: 161598220 BUSINESS ADDRESS: STREET 1: 3175 OREGON PIKE CITY: LEOLA STATE: PA ZIP: 17540 BUSINESS PHONE: 717-556-8900 MAIL ADDRESS: STREET 1: 3175 OREGON PIKE CITY: LEOLA STATE: PA ZIP: 17540 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001015083 XXXXXXXX 03-31-2016 03-31-2016 false EMERALD ADVISERS INC/PA

3175 Oregon Pike Leola PA 17540

13F HOLDINGS REPORT 028-05618 N Kenneth G. Mertz II 717-396-1116 /s/ Kenneth G. Mertz II Lancaster PA 04-28-2016 0 321 2053541 INFORMATION TABLE 2 infotable.xml APPLIED OPTOELECTRONICS INC COM 03823U102 6278 421080 SH SOLE 362420 0 58660 APPLE INC COM 037833100 1135 10418 SH SOLE 10418 0 0 ABAXIS INC COM 002567105 287 6320 SH SOLE 6320 0 0 AMERISOURCEBERGEN CORP COM 03073E105 1067 12330 SH SOLE 0 0 12330 AMERIS BANCORP COM 03076K108 1632 55181 SH SOLE 46351 0 8830 AMERICAN CAMPUS CMNTYS INC COM 024835100 15693 333247 SH SOLE 267647 0 65600 ACADIA HEALTHCAREPANY INC COM 00404A109 21046 381898 SH SOLE 297417 0 84481 ACTUA CORP COM 005094107 4819 532448 SH SOLE 23252 0 509196 ADAMAS PHARMACEUTICALS INC COM 00548A106 7377 510194 SH SOLE 431384 0 78810 ALLIANCE DATA SYS CORP COM 018581108 2954 13426 SH SOLE 12821 0 605 AMERICAN EAGLE OUTFITTERS INC. 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