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13F-HR filed by AlphaOne Investment Services, LLC

AlphaOne Investment Services, LLC filed this 13F-HR for the quarter ended 2015-03-31, filed 2015-05-14, with 104 holding rows worth $271,039,000.

Accession
0001140361-15-019630
Filed
2015-05-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2015

A holdings report, 104 entries on the cover page, a total value of $271,039,000 stated on the cover page (in dollars after the unit check, H1), rows summing to $271,039,000 with VALUE read as thousands by filing date, 13F file number 028-13713. A later restatement replaced it, so the quarter does not use it. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
SUPERNUS PHARMACEUTICALS868459108COM608,686$7,359,000thousands by filing date
WESTERN DIGITAL CORP958102105COM77,800$7,081,000thousands by filing date
AMAG PHARMACEUTICALS INC00163U106COM121,402$6,636,000thousands by filing date
Apple Inc037833100COM52,910$6,584,000thousands by filing date
CAMBREX CORP132011107COM154,563$6,125,000thousands by filing date
GTT COMMUNICATIONS INC362393100COM303,521$5,730,000thousands by filing date
NATUS MEDICAL INC639050103COM138,462$5,465,000thousands by filing date
KNIGHT TRANSN INC499064103COM164,845$5,316,000thousands by filing date
VASCULAR SOLUTIONS INC92231M109COMMON STOCK173,577$5,263,000thousands by filing date
VIRTUSA CORP92827P102COM124,546$5,154,000thousands by filing date
U S PHYSICAL THERAPY90337L108COM104,725$4,974,000thousands by filing date
OLD DOMINION FREIGHT LINE INC COM679580100Stock62,796$4,854,000thousands by filing date
RENASANT CORP75970E107COM156,084$4,690,000thousands by filing date
RINGCENTRAL INC76680R206CL A298,370$4,574,000thousands by filing date
SUNPOWER CORP867652406COM144,900$4,537,000thousands by filing date
INVACARE CORP461203101COMMON STOCK228,550$4,436,000thousands by filing date
FRANCESCAS HLDGS CORP351793104COM246,444$4,387,000thousands by filing date
RED ROBIN GOURMET BURGERS IN75689M101COM48,396$4,210,000thousands by filing date
BANNER CORP06652V208COM NEW90,187$4,140,000thousands by filing date
KADANT INC48282T104COM78,355$4,122,000thousands by filing date
FEDERAL SIGNAL CORP313855108COM260,726$4,117,000thousands by filing date
VITESSE SEMICONDUCTOR CORP928497304COM NEW764,290$4,058,000thousands by filing date
ENTERPRISE FINL SVCS CORP293712105COM190,952$3,945,000thousands by filing date
NN INC629337106COM156,920$3,936,000thousands by filing date
COLUMBIA BKG SYS INC197236102COM134,607$3,900,000thousands by filing date
THE BRAND HOUSE COLLECTIVE I497498105COM164,210$3,900,000thousands by filing date
CALAMP CORP128126109COMMON STOCK238,857$3,867,000thousands by filing date
BRYN MAWR BANK CORPORATION117665109Domestic Common125,727$3,823,000thousands by filing date
FINANCIAL INSTITUTIONS INC317585404COMMON STOCK165,948$3,805,000thousands by filing date
MULTI-COLOR625383104COM54,315$3,766,000thousands by filing date
AMC NETWORKS INC00164V103CL A47,900$3,671,000thousands by filing date
GP STRATEGIES CORP36225V104COM99,202$3,670,000thousands by filing date
PACWEST BANCORP DEL695263103COM75,840$3,556,000thousands by filing date
HANMI FINANCIAL CORPORATION410495204COMMON STOCK164,854$3,487,000thousands by filing date
WSFS FINL CORP929328102COM46,099$3,486,000thousands by filing date
AZZ INC COM002474104Stock74,731$3,482,000thousands by filing date
CRA INTL INC12618T105COM110,087$3,426,000thousands by filing date
HURCO CO447324104COM101,899$3,356,000thousands by filing date
METHODE ELECTRONICS INC591520200COMMON STOCK70,164$3,301,000thousands by filing date
PARK STERLING CORP70086Y105COM447,847$3,180,000thousands by filing date
HERITAGE FINANCIAL CORP42722X106COMMON STOCK186,928$3,178,000thousands by filing date
STERLING BANCORP DEL85917A100COM233,900$3,137,000thousands by filing date
CECO ENVIRONMENTAL CORP125141101COM289,140$3,068,000thousands by filing date
PDF SOLUTIONS INC693282105COMMON STOCK167,218$2,997,000thousands by filing date
META PLATFORMS INC CL A30303M102COM36,200$2,976,000thousands by filing date
DEL FRISCOS RESTAURANT GROUP245077102COM144,150$2,905,000thousands by filing date
YAHOO INC984332106COM65,300$2,902,000thousands by filing date
PANDORA MEDIA INC698354107COM177,200$2,872,000thousands by filing date
FOSTER LB CO A350060109COMMON STOCK60,041$2,851,000thousands by filing date
PACIFIC CONTINENTAL CORP69412V108COMMON STOCK209,700$2,772,000thousands by filing date
T-Mobile US,Inc.872590104COM87,000$2,757,000thousands by filing date
EXPONENT INC30214U102COM30,966$2,753,000thousands by filing date
HEALTHSTREAM INC42222N103COM107,373$2,706,000thousands by filing date
DISH NETWORK CORPORATION25470M109CL A38,500$2,697,000thousands by filing date
ASGN INC682159108COM68,787$2,639,000thousands by filing date
SPRINT CORP85207U105COM SER 1552,500$2,619,000thousands by filing date
DREAMWORKS ANIMATION SKG INC26153C103CL A107,000$2,589,000thousands by filing date
MARTEN TRANSPORT LTD573075108COM111,274$2,582,000thousands by filing date
Flushing Financial Corp343873105Common Stock127,058$2,550,000thousands by filing date
RPC INC749660106COMMON STOCK198,634$2,545,000thousands by filing date
PANHANDLE OIL AND GAS INC698477106CL A124,330$2,460,000thousands by filing date
NATURAL GAS SERVICES GROUP63886Q109COMMON STOCK127,168$2,444,000thousands by filing date
GSI GROUP INC36191C205COM173,972$2,317,000thousands by filing date
Great Lakes Dredge & Dock Corp390607109Common Stock369,595$2,221,000thousands by filing date
RIGNET INC766582100COM75,448$2,157,000thousands by filing date
SP PLUS CORP78469C103COM95,153$2,079,000thousands by filing date
AMBARELLA INCG037AX101SHS25,004$1,893,000thousands by filing date
CALLON PETE CO DEL13123X102COM244,459$1,826,000thousands by filing date
CU BANCORP126534106COM69,647$1,584,000thousands by filing date
ALTRA HOLDINGS INC02208R106COMMON STOCK56,705$1,567,000thousands by filing date
CANADIAN SOLAR INC136635109COM40,000$1,336,000thousands by filing date
NATIONAL COMM CORP63546L102COM52,600$1,155,000thousands by filing date
TWITTER INC90184L102COM23,000$1,152,000thousands by filing date
NRC HEALTH637372202COMMON STOCK76,596$1,103,000thousands by filing date
DYNAVAX TECHNOLOGIES CORP268158201COM NEW24,950$560,000thousands by filing date
MICROSEMI CORP595137100COM15,260$540,000thousands by filing date
MICROCHIP TECHNOLOGY INC. COM595017104Stock10,820$529,000thousands by filing date
MAXIMUS INC577933104COM7,570$505,000thousands by filing date
ON SEMICONDUCTOR CORP COM682189105Stock39,580$479,000thousands by filing date
Cisco Systems,Inc.17275R102COM17,210$474,000thousands by filing date
Verizon Communications Inc92343V104COM9,470$461,000thousands by filing date
LAM RESEARCH CORP512807108COM6,560$461,000thousands by filing date
JAZZ PHARMACEUTICALS PLC SHS USDG50871105Stock2,571$444,000thousands by filing date
Google38259p508COM780$433,000thousands by filing date
EXAMWORKS GROUP INC COM30066A105COM10,305$429,000thousands by filing date
Oracle Corporation68389X105COM9,870$426,000thousands by filing date
INCONTACT INC45336E109COM37,620$410,000thousands by filing date
E M C CORP MASS268648102COM14,820$379,000thousands by filing date
AVENUE FINL HLDGS INC05358K102COM30,000$375,000thousands by filing date
NATIONAL RESEARCH CORP CL B637372301COMMON11,062$354,000thousands by filing date
LIFELOCK INC COM53224V100COM24,520$346,000thousands by filing date
CRITEO S A SPONS ADS226718104ADR7,300$288,000thousands by filing date
CUMBERLAND PHARMACEUTICALS I230770109COM37,546$250,000thousands by filing date
Salesforce.com, Inc79466L302COM3,630$243,000thousands by filing date
MAXIM INTEGRATED PRODS INC57772K101COM6,890$240,000thousands by filing date
WRIGHT MED GROUP INC98235T107COM9,165$236,000thousands by filing date
PERFICIENT INC71375U101COM10,700$221,000thousands by filing date
ENDO INTL PLCG30401106SHS2,469$221,000thousands by filing date
GENMARK DIAGNOSTICS INC372309104COM16,702$217,000thousands by filing date
IMPAX LABORATORIES INC45256B101COM4,474$210,000thousands by filing date
OCERA THERAPEUTICS INC COM67552A108COM41,859$197,000thousands by filing date
VERADIGM INC01988P108COMMON STOCK10,750$129,000thousands by filing date
ARIAD PHARMACEUTICALS INC04033A100COM13,650$112,000thousands by filing date
MEDICAL TRANSCRIPTION BLG CO58464J105COM52,122$112,000thousands by filing date

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001140361-15-019630this filing2015-05-14acceptance time not in the bulk data set
13F-HR/A 0001140361-15-025111 base2015-06-23acceptance time not in the bulk data set