0001140361-15-005813.txt : 20150212 0001140361-15-005813.hdr.sgml : 20150212 20150212121830 ACCESSION NUMBER: 0001140361-15-005813 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20141231 FILED AS OF DATE: 20150212 DATE AS OF CHANGE: 20150212 EFFECTIVENESS DATE: 20150212 FILER: COMPANY DATA: COMPANY CONFORMED NAME: AlphaOne Investment Services, LLC CENTRAL INDEX KEY: 0001482390 IRS NUMBER: 264010368 STATE OF INCORPORATION: DE FISCAL YEAR END: 1209 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-13713 FILM NUMBER: 15604346 BUSINESS ADDRESS: STREET 1: 1 TOWER BRIDGE STREET 2: 100 FRONT STREET SUITE 1250 CITY: WEST CONSHOHOCKEN STATE: PA ZIP: 19428 BUSINESS PHONE: 267-597-3850 MAIL ADDRESS: STREET 1: 1 TOWER BRIDGE STREET 2: 100 FRONT STREET SUITE 1250 CITY: WEST CONSHOHOCKEN STATE: PA ZIP: 19428 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001482390 XXXXXXXX 12-31-2014 12-31-2014 AlphaOne Investment Services, LLC

1 TOWER BRIDGE 100 FRONT STREET SUITE 1250 WEST CONSHOHOCKEN PA 19428

13F HOLDINGS REPORT 028-13713 N Donald O'Hara 267-597-3849 /s/Donald O'Hara West Conshohocken PA 02-12-2015 0 102 268509 false INFORMATION TABLE 2 form13fInfoTable.xml ALLSCRIPTS HEALTHCARE SOLUTIONS INC COM 01988P108 206 16150 SH SOLE 0 0 0 16150 ALTRA INDUSTRIAL MOTION CORP COM 02208R106 2595 91405 SH SOLE 0 90825 0 580 AMAG PHARMACEUTICALS INC COM 00163U106 6883 161497 SH SOLE 0 151941 0 9556 AMBARELLA INC SHS G037AX101 1527 30104 SH SOLE 0 29844 0 260 AMC NETWORKS INC CL A 00164V103 3055 47900 SH SOLE 0 47900 0 0 APPLE INC COM 037833100 10248 92840 SH SOLE 0 92840 0 0 APPLE INC PUT 01/17/2015 115.000 USD COM 037833100 329 632 SH Put SOLE 0 632 0 0 ARIAD PHARMACEUTICALS INC COM 04033A100 181 26300 SH SOLE 0 0 0 26300 AZZ INC COM 002474104 4374 93231 SH SOLE 0 92911 0 320 BANNER CORP COM NEW 06652V208 3880 90187 SH SOLE 0 90187 0 0 BRYN MAWR BANK COM 117665109 3938 125827 SH SOLE 0 125237 0 590 CALAMP CORP COM 128126109 3926 214557 SH SOLE 0 213447 0 1110 CALLON PETROLEUM CO COM 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