The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
APPLIED OPTOELECTRONICS INC COM 03823U102 4,464 297,406 SH   SOLE   250,406 0 47,000
APPLE INC COM 037833100 3,647 6,501 SH   SOLE   6,501 0 0
ABBVIE INC COM 00287Y109 369 6,979 SH   SOLE   6,979 0 0
AMERISOURCEBERGEN CORP COM 03073E105 10,852 154,352 SH   SOLE   47,195 0 107,157
ACADIA HEALTHCAREPANY INC COM 00404A109 27,387 578,633 SH   SOLE   461,508 0 117,125
ALLIANCE DATA SYS CORP COM 018581108 2,389 9,086 SH   SOLE   8,382 0 704
AEGERION PHARMACEUTICALS INC COM 00767E102 5,175 72,932 SH   SOLE   61,421 0 11,511
AMERICAN EAGLE OUTFITTERS INC. COM 02553E106 6,000 416,688 SH   SOLE   43,180 0 373,508
ATLAS FINANCIAL HOLDINGS INC COM G06207115 3,286 223,210 SH   SOLE   21,860 0 201,350
AFLAC INC COM 001055102 279 4,178 SH   SOLE   4,178 0 0
AMTRUST FINANCIAL SERVICES COM 032359309 10,644 325,619 SH   SOLE   263,629 0 61,990
AMERICAN INTERNATIONAL GROUP INC COM 026874784 466 9,132 SH   SOLE   9,132 0 0
AKORN INC COM 009728106 21,675 880,395 SH   SOLE   725,752 0 154,643
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 20,027 311,466 SH   SOLE   256,391 0 55,075
AMETEK INC COM 031100100 12,274 233,040 SH   SOLE   23,665 0 209,375
AFFILIATED MANAGERS GROUP INC COM 008252108 3,744 17,261 SH   SOLE   15,932 0 1,329
AMGEN INC COM 031162100 312 2,732 SH   SOLE   2,732 0 0
ANSYS INC COM 03662Q105 15,324 175,736 SH   SOLE   17,799 0 157,937
SMITH AO CORP COM 831865209 812 15,050 SH   SOLE   13,880 0 1,170
APACHE CORP COM 037411105 287 3,339 SH   SOLE   3,339 0 0
APOGEE ENTERPRISES INC COM 037598109 6,530 181,830 SH   SOLE   145,924 0 35,906
AIRGAS INC COM 009363102 2,900 25,930 SH   SOLE   2,360 0 23,570
ARUBA NETWORKS INC COM 043176106 7,316 408,703 SH   SOLE   334,563 0 74,140
ATMEL CORPORATION COM 049513104 696 88,860 SH   SOLE   81,959 0 6,901
ASTRONICS CORP COM 046433108 4,013 78,680 SH   SOLE   64,010 0 14,670
HOMEAWAY INC COM 43739Q100 21,886 535,366 SH   SOLE   436,925 0 98,441
ARMSTRONG WORLD INDS INC COM 04247X102 10,439 181,195 SH   SOLE   18,475 0 162,720
AMERICAN EXPRESS CO COM 025816109 436 4,804 SH   SOLE   4,804 0 0
ACUITY BRANDS INC COM 00508Y102 13,444 122,979 SH   SOLE   99,250 0 23,729
BOEING CO COM 097023105 383 2,805 SH   SOLE   2,805 0 0
BANK OF AMER CORP COM 060505104 619 39,770 SH   SOLE   39,770 0 0
DIVERSIFIED RSTRNT HLDGS INC COM 25532M105 1,672 350,570 SH   SOLE   279,242 0 71,328
BEST BUY CO. COM 086516101 1,683 42,205 SH   SOLE   39,116 0 3,089
BRUNSWICK CORP COM 117043109 3,085 66,974 SH   SOLE   62,347 0 4,627
BOISE CASCADE CO COM 09739D100 726 24,620 SH   SOLE   22,700 0 1,920
BRIGHTCOVE COM 10921T101 10,614 750,635 SH   SOLE   603,839 0 146,796
BLACK DIAMOND INC COM 09202G101 7,473 560,582 SH   SOLE   451,530 0 109,052
BIOTELEMETRY INC COM 090672106 4,152 522,930 SH   SOLE   57,560 0 465,370
BE AEROSPACE INC COM 073302101 3,062 35,187 SH   SOLE   32,491 0 2,696
BIND THERAPEUTICS INC COM 05548N107 6,334 419,752 SH   SOLE   335,872 0 83,880
BIOSCRIPT INC COM 09069N108 197 26,593 SH   SOLE   26,593 0 0
BANK OF NEW YORK MELLON CORPORATION COM 064058100 242 6,929 SH   SOLE   6,929 0 0
BLACKROCK INC CL A COM 09247X101 235 744 SH   SOLE   744 0 0
INFOBLOX INC COM 45672H104 20,362 616,646 SH   SOLE   459,835 0 156,811
BRYN MAWR BK CORP COM 117665109 7,094 235,065 SH   SOLE   27,506 0 207,559
BON-TON STORES INC COM 09776J101 1,290 79,403 SH   SOLE   8,116 0 71,287
BERKSHIRE HATHAWAY INC DEL CL B COM 084670702 1,742 14,689 SH   SOLE   14,689 0 0
PEABODY ENERGY CORP COM 704549104 1,785 91,377 SH   SOLE   84,722 0 6,655
BURNHAM HLDGS INC CL A COM 122295108 1,252 66,620 SH   SOLE   5,490 0 61,130
THE BLACKSTONE GROUP COM 09253U108 1,122 35,620 SH   SOLE   33,157 0 2,463
CITIGROUP INC COM 172967424 1,057 20,275 SH   SOLE   20,275 0 0
CALAMP CORP COM 128126109 15,533 555,345 SH   SOLE   444,875 0 110,470
CATERPILLAR INC COM 149123101 298 3,286 SH   SOLE   3,286 0 0
CAVIUM INC COM 14964U108 11,132 322,583 SH   SOLE   194,119 0 128,464
CHICAGO BRIDGE & IRON CO N Y REGISTRY SH COM 167250109 3,749 45,094 SH   SOLE   41,952 0 3,142
CHRISTOPHER & BANKS COPR COM 171046105 6,713 786,010 SH   SOLE   618,653 0 167,357
CAMBREX COM 132011107 15,969 895,648 SH   SOLE   730,112 0 165,536
CALGON CARBON CORP COM COM 129603106 1,532 74,470 SH   SOLE   8,830 0 65,640
CCFNB BANCORP INC COM 124880105 511 13,871 SH   SOLE   1,407 0 12,464
CROWN HOLDINGS INC COM 228368106 5,720 128,341 SH   SOLE   13,626 0 114,715
CNB FINL CORP PA COM 126128107 6,055 318,671 SH   SOLE   32,486 0 286,185
CHEGG INC COM 163092109 5,707 670,567 SH   SOLE   540,187 0 130,380
CHICOS FAS COM 168615102 929 49,310 SH   SOLE   45,476 0 3,834
CHUY`S HOLDINGS INC COM 171604101 7,640 212,103 SH   SOLE   169,543 0 42,560
CIENA CORP COM 171779309 4,743 198,205 SH   SOLE   159,525 0 38,680
CARMIKE CINEMAS INC COM 143436400 6,338 227,675 SH   SOLE   181,117 0 46,558
COLGATE PALMOLIVE CO COM 194162103 221 3,393 SH   SOLE   3,393 0 0
COMCAST CORP CL A COM 20030N101 684 13,168 SH   SOLE   13,168 0 0
COBIZ INC COM 190897108 9,141 764,317 SH   SOLE   625,801 0 138,516
CAPITAL ONE FINL CORP COM 14040H105 400 5,221 SH   SOLE   5,221 0 0
CABOT OIL & GAS CORP COM 127097103 871 22,470 SH   SOLE   20,750 0 1,720
CONOCOPHILLIPS COM 20825C104 873 12,358 SH   SOLE   12,358 0 0
CEPHEID COM 15670R107 16,407 351,532 SH   SOLE   272,385 0 79,147
SALESFORCE.COM INC COM 79466L302 1,798 32,572 SH   SOLE   30,329 0 2,243
CISCO SYS INC COM 17275R102 728 32,448 SH   SOLE   32,448 0 0
CORNERSTONE ONDEMAND INC COM 21925Y103 13,315 249,753 SH   SOLE   203,936 0 45,817
CONTROL4 CORP COM 21240D107 2,370 133,881 SH   SOLE   107,541 0 26,340
CUBESMART COM 229663109 10,251 643,070 SH   SOLE   65,870 0 577,200
CUSTOMERS BANCORP INC COM 23204G100 15,114 738,725 SH   SOLE   216,977 0 521,748
CODORUS VALLEY BANCORP COM 192025104 636 32,567 SH   SOLE   3,370 0 29,197
CVS CORP COM 126650100 512 7,157 SH   SOLE   7,157 0 0
CHEVRONTEXACO CORPORATION COM 166764100 2,425 19,413 SH   SOLE   19,413 0 0
CONCHO RESOURCES INC COM 20605P101 1,694 15,685 SH   SOLE   14,465 0 1,220
CYAN INC COM 23247W104 81 15,240 SH   SOLE   15,240 0 0
CYNOSURE INC. COM 232577205 7,410 278,168 SH   SOLE   221,778 0 56,390
CITIZENS FINL SVCS INC COM 174615104 2,136 41,480 SH   SOLE   4,415 0 37,065
CITIZENS & NORTHERN CORP COM 172922106 2,039 98,815 SH   SOLE   10,010 0 88,805
DU PONT E I DE NEMOURS CO COM 263534109 210 3,228 SH   SOLE   3,228 0 0
3-D SYS CORP DEL COM 88554D205 772 8,312 SH   SOLE   7,711 0 601
DISCOVER FINL SVCS COM 254709108 460 8,221 SH   SOLE   8,221 0 0
DONEGAL GROUP INC J CL A COM 257701201 2,400 150,960 SH   SOLE   15,637 0 135,323
DANAHER CORP COM 235851102 207 2,685 SH   SOLE   2,685 0 0
DISNEY WALT PRODTNS COM 254687106 620 8,119 SH   SOLE   8,119 0 0
DICKS SPORTING GOODS INC COM 253393102 11,307 194,608 SH   SOLE   45,240 0 149,368
DOLLAR TREE INC COM 256746108 789 13,979 SH   SOLE   12,892 0 1,087
DORMAN PRODUCTS INC COM 258278100 6,531 116,546 SH   SOLE   12,075 0 104,471
DOW CHEMCIAL CO COM 260543103 301 6,785 SH   SOLE   6,785 0 0
DIRECTV COM 25490A309 274 3,973 SH   SOLE   3,973 0 0
DUKE ENERGY CORP COM 26441C204 208 3,021 SH   SOLE   3,021 0 0
EBAY INC COM 278642103 211 3,838 SH   SOLE   3,838 0 0
CHANNELADVISOR CORP COM 159179100 13,171 315,764 SH   SOLE   254,214 0 61,550
8X8 INC NEW COM 282914100 13,252 1,305,588 SH   SOLE   1,049,181 0 256,407
E M C CORP MASS COM 268648102 235 9,336 SH   SOLE   9,336 0 0
EMERSON ELEC CO COM 291011104 204 2,903 SH   SOLE   2,903 0 0
ENERSYS COM 29275Y102 3,360 47,933 SH   SOLE   4,883 0 43,050
GLOBAL EAGLE ENTERTAINMENT COM 37951D102 3,864 259,860 SH   SOLE   208,420 0 51,440
EPAM SYSTEMS INC COM 29414B104 34,489 987,105 SH   SOLE   443,612 0 543,493
EQT CORP COM 26884L109 5,228 58,226 SH   SOLE   6,181 0 52,045
ERIE INDTY CO CL A COM 29530P102 2,675 36,584 SH   SOLE   3,765 0 32,819
ENVIRONMENTAL TECTONICS CORP COM 294092101 413 211,585 SH   SOLE   0 0 211,585
ENTERCOMMUNICATIONS CORP COM 293639100 6,634 631,192 SH   SOLE   65,063 0 566,129
ENTEROMEDICS INC COM 29365M208 71 34,890 SH   SOLE   34,890 0 0
EVERCORE PARTNERS INC-CL A COM 29977A105 12,601 210,792 SH   SOLE   169,183 0 41,609
EAGLE MATLS INC COM 26969P108 3,681 47,537 SH   SOLE   44,178 0 3,359
FORD MTR CO DEL PAR $0.01 COM 345370860 426 27,583 SH   SOLE   27,583 0 0
DIAMONDBACK ENERGY INC COM 25278X109 8,418 159,183 SH   SOLE   128,570 0 30,613
FARO TECHNOLOGIES INC COM 311642102 9,584 164,389 SH   SOLE   126,907 0 37,482
FIRST BUS FINL SVCS INC WIS COM 319390100 1,914 50,857 SH   SOLE   4,433 0 46,424
FREEPORT MCMORAN COPPER & GOLD CL B COM 35671D857 317 8,402 SH   SOLE   8,402 0 0
FIVE BELOW COM 33829M101 13,184 305,209 SH   SOLE   143,875 0 161,334
F N B CORP PA COM 302520101 3,082 244,185 SH   SOLE   25,185 0 219,000
FINANCIAL ENGINES INC COM 317485100 5,108 73,523 SH   SOLE   56,364 0 17,159
FIFTH & PACIFICPANIES INC COM 316645100 18,708 583,344 SH   SOLE   472,604 0 110,740
FINISAR CORP COM 31787A507 3,220 134,616 SH   SOLE   125,108 0 9,508
TWENTY FIRST CENTURY FOX CLASS A COM 90130A101 563 15,998 SH   SOLE   15,998 0 0
REPUBLIC FIRST BANCORP INC COM 760416107 454 152,210 SH   SOLE   14,693 0 137,517
LB FOSTER CO COM 350060109 3,561 75,294 SH   SOLE   7,750 0 67,544
FULTON FINL CORP PA COM 360271100 975 74,488 SH   SOLE   7,611 0 66,877
FOX CHASE BANCORP INC NEW COM 35137T108 3,779 218,797 SH   SOLE   28,054 0 190,743
GENERAL ELEC CO COM 369604103 1,073 38,291 SH   SOLE   38,291 0 0
SYNAGEVA BIOPHARMA CORP COM 87159A103 5,083 78,545 SH   SOLE   62,461 0 16,084
GILEAD SCIENCES INC COM 375558103 258 3,440 SH   SOLE   3,440 0 0
GIGAMON INC COM 37518B102 10,253 365,145 SH   SOLE   293,129 0 72,016
GAMING AND LEISURE PROPERTIES INC. COM 36467J108 7,549 148,572 SH   SOLE   39,449 0 109,123
GNC HOLDINGS INC COM 36191G107 12,861 220,036 SH   SOLE   54,862 0 165,174
GENWORTH FINANCIAL INC COM 37247D106 2,147 138,271 SH   SOLE   128,709 0 9,562
GOOGLE INC CL A COM 38259P508 1,529 1,364 SH   SOLE   1,364 0 0
GULFPORT ENERGY CORP COM 402635304 19,654 311,320 SH   SOLE   204,019 0 107,301
G A P INC COM 364760108 1,392 35,628 SH   SOLE   33,109 0 2,519
GLIMCHER RLTY TR SH BEN INT COM 379302102 150 16,064 SH   SOLE   16,064 0 0
GOLDMAN SACHS GROUP INC COM 38141G104 1,164 6,567 SH   SOLE   6,567 0 0
GSV CAP CORP COM 36191J101 8,133 672,735 SH   SOLE   529,178 0 143,557
CHART INDS INC PAR $0.01 COM 16115Q308 4,489 46,938 SH   SOLE   39,772 0 7,166
GRAY TELEVISION INC COM 389375106 8,354 561,431 SH   SOLE   450,209 0 111,222
GUIDEWIRE SOFTWARE INC COM 40171V100 6,885 140,301 SH   SOLE   113,391 0 26,910
BLACKHAWK NETWORK HOLDINGS INC COM 09238E104 4,824 190,976 SH   SOLE   151,976 0 39,000
HEALTHCARE SVCS GROUP INC COM 421906108 3,083 108,687 SH   SOLE   11,127 0 97,560
HOME DEPOT INC COM 437076102 526 6,385 SH   SOLE   6,385 0 0
H&E EQUIPMENT SERVICES INC COM 404030108 11,561 390,162 SH   SOLE   311,233 0 78,929
HESS CORP COM 42809H107 307 3,695 SH   SOLE   3,695 0 0
HEALTH INSURANCE INOVATIONS COM 42225K106 1,482 146,576 SH   SOLE   122,005 0 24,571
HERBALIFE LTD USD SHS COM G4412G101 2,652 33,696 SH   SOLE   31,344 0 2,352
HONEYWELL INTL INC COM 438516106 264 2,889 SH   SOLE   2,889 0 0
HEWLETT PACKARD COMPANY COM 428236103 397 14,184 SH   SOLE   14,184 0 0
HERSHA HOSPITALITY TR PRIORITY A SHS COM 427825104 4,911 881,669 SH   SOLE   95,876 0 785,793
I B M COM 459200101 1,332 7,102 SH   SOLE   7,102 0 0
IntercontinentalExchange Group, Inc COM 45866F104 1,348 5,992 SH   SOLE   5,992 0 0
ICG GROUP INC COM 44928D108 7,313 392,539 SH   SOLE   44,898 0 347,641
INTERCEPT PHARMACEUTICAL COM 45845P108 9,980 146,167 SH   SOLE   121,111 0 25,056
II-VI INC COM 902104108 3,161 179,809 SH   SOLE   18,628 0 161,181
IMAX CORP COM 45245E109 834 28,285 SH   SOLE   26,085 0 2,200
IMPERVA INC COM 45321L100 16,314 338,952 SH   SOLE   275,393 0 63,559
FIRST INTERNET BANCORP COM 320557101 2,287 101,639 SH   SOLE   84,479 0 17,160
INFORMATICA CORP COM 45666Q102 2,695 64,930 SH   SOLE   60,246 0 4,684
INGREDION INC COM 457187102 1,734 25,330 SH   SOLE   23,488 0 1,842
INSYS THERAPEUTICS INC COM 45824V209 4,577 118,242 SH   SOLE   94,739 0 23,503
INTEL CORP COM 458140100 811 31,265 SH   SOLE   31,265 0 0
INTEROIL CORP COM 460951106 1,215 23,594 SH   SOLE   21,897 0 1,697
IPG PHOTONICS CORP COM 44980X109 17,333 223,332 SH   SOLE   156,909 0 66,423
INPHI CORP COM 45772F107 5,978 463,412 SH   SOLE   361,782 0 101,630
ISIS PHARMACEUTICALS INC COM 464330109 12,842 322,333 SH   SOLE   266,222 0 56,111
ILL TOOL WORKS COM 452308109 225 2,673 SH   SOLE   2,673 0 0
JACK IN THE BOX INC COM 466367109 11,469 229,294 SH   SOLE   185,036 0 44,258
JARDEN CORP COM 471109108 3,350 54,610 SH   SOLE   50,392 0 4,218
JAZZ PHARMACEUTICALS PLC SHS COM G50871105 1,856 14,668 SH   SOLE   13,581 0 1,087
JIVE SOFTWARE INC COM 47760A108 2,011 178,736 SH   SOLE   154,997 0 23,739
JOHNSON & JOHNSON COM 478160104 920 10,042 SH   SOLE   10,042 0 0
JPMORGAN CHASE & CO COM 46625H100 1,557 26,621 SH   SOLE   26,621 0 0
KENNAMETAL INC COM 489170100 9,794 188,094 SH   SOLE   40,564 0 147,530
COCA COLA CO COM 191216100 969 23,445 SH   SOLE   23,445 0 0
KOPPERS HOLDINGS INC COM 50060P106 4,248 92,859 SH   SOLE   9,488 0 83,371
MICHAEL KORS HOLDINGS LTD COM G60754101 1,062 13,086 SH   SOLE   12,179 0 907
QUAKER CHEM CORP COM 747316107 7,660 99,392 SH   SOLE   10,167 0 89,225
LITHIA MOTORS-A COM 536797103 7,380 106,303 SH   SOLE   84,097 0 22,206
LDR HOLDING CORP COM 50185U105 850 36,000 SH   SOLE   31,240 0 4,760
LENNAR CORP COM 526057104 1,530 38,668 SH   SOLE   35,663 0 3,005
LIONS GATE ENTERTAINMENT CORP COM 535919203 1,859 58,712 SH   SOLE   54,646 0 4,066
LUMBER LIQUIDATORS HOLDINGS INC COM 55003T107 10,987 106,780 SH   SOLE   85,635 0 21,145
LILLY, ELI ANDPANY COM 532457108 365 7,162 SH   SOLE   7,162 0 0
LIBERTY MEDIA CORP COM 531229102 485 3,318 SH   SOLE   3,318 0 0
LOCKHEED MARTIN CORP COM 539830109 281 1,888 SH   SOLE   1,888 0 0
CHENIERE ENERGY INC COM 16411R208 1,585 36,751 SH   SOLE   33,894 0 2,857
LINKEDIN CORP COM 53578A108 1,838 8,478 SH   SOLE   7,819 0 659
LOWES COS INC COM 548661107 228 4,610 SH   SOLE   4,610 0 0
LIPOSCIENCE INC COM 53630M108 1,693 398,316 SH   SOLE   323,669 0 74,647
LIBERTY PPTY TR SH BEN INT COM 531172104 8,569 252,995 SH   SOLE   25,655 0 227,340
SOUTHWEST AIR COM 844741108 1,941 103,045 SH   SOLE   95,921 0 7,124
MASTERCARD INC CL A COM 57636Q104 300 359 SH   SOLE   359 0 0
MATTHEWS INTL CORP CL A COM 577128101 5,564 130,568 SH   SOLE   13,964 0 116,604
MCDONALDS CORP COM 580135101 495 5,104 SH   SOLE   5,104 0 0
MEDTRONIC INC COM 585055106 276 4,811 SH   SOLE   4,811 0 0
MEDIVATION INC COM 58501N101 1,694 26,540 SH   SOLE   24,700 0 1,840
METHODE ELECTRONICS INC COM 591520200 6,487 189,720 SH   SOLE   153,420 0 36,300
MULTIMEDIA GAMES INC COM 625453105 19,395 618,448 SH   SOLE   495,301 0 123,147
MACROGENICS INC COM 556099109 5,745 209,429 SH   SOLE   166,329 0 43,100
MCGRAW HILL FINANCIAL INC COM 580645109 2,511 32,112 SH   SOLE   29,618 0 2,494
MAGNUM HUNTER RES CORP DEL COM 55973B102 24,199 3,310,420 SH   SOLE   2,764,555 0 545,865
MIDDLEBY CORP COM 596278101 22,208 92,640 SH   SOLE   73,305 0 19,335
MARCUS & MILLICHAP INC COM 566324109 1,592 106,860 SH   SOLE   11,050 0 95,810
3M CO COM 88579Y101 422 3,009 SH   SOLE   3,009 0 0
ALTRIA GROUP INC COM 02209S103 495 12,885 SH   SOLE   12,885 0 0
MONSANTO CO NEW COM 61166W101 211 1,808 SH   SOLE   1,808 0 0
MARATHON PETE CORP COM 56585A102 215 2,343 SH   SOLE   2,343 0 0
MERCK &PANY COM 58933Y105 337 6,729 SH   SOLE   6,729 0 0
MARATHON OIL CORP COM 565849106 345 9,781 SH   SOLE   9,781 0 0
MORGAN STANLEY COM 617446448 331 10,569 SH   SOLE   10,569 0 0
MICROSEMI CORP COM 595137100 6,110 244,871 SH   SOLE   195,748 0 49,123
MICROSOFT CORP COM 594918104 1,662 44,438 SH   SOLE   44,438 0 0
MERITAGE CORP COM 59001A102 8,407 175,190 SH   SOLE   140,987 0 34,203
MICRON TECHNOLOGY INC COM 595112103 2,252 103,557 SH   SOLE   96,588 0 6,969
MWI VETERINARY SUPPLY INC COM 55402X105 47,638 280,282 SH   SOLE   191,089 0 89,193
MYLAN LABS INC COM 628530107 9,676 222,959 SH   SOLE   22,699 0 200,260
FIRST NBC BANK HOLDING CO COM 32115D106 13,137 406,730 SH   SOLE   326,570 0 80,160
NEONODE INC COM 64051M402 4,218 667,420 SH   SOLE   532,290 0 135,130
NETFLIX INC COM 64110L106 489 1,329 SH   SOLE   1,226 0 103
NIKE INC CL B COM 654106103 209 2,661 SH   SOLE   2,661 0 0
ANNALY CAPITAL MANAGEMENT COM 035710409 204 20,463 SH   SOLE   20,463 0 0
NATIONAL PENN BANCSHARES INCCOM COM 637138108 5,649 498,610 SH   SOLE   51,540 0 447,070
NPS PHARMACEUTICALS INC COM 62936P103 21,000 691,693 SH   SOLE   472,082 0 219,611
NANOSTRING TECHNOLOGIES INC COM 63009R109 6,244 362,162 SH   SOLE   293,418 0 68,744
NUTRI SYS INC NEW COM 67069D108 1,284 78,086 SH   SOLE   7,117 0 70,969
NORTHUMBERLAND BANCORP COM 667056105 307 9,739 SH   SOLE   801 0 8,938
NORTHWEST BANCSHARES INC MD COM 667340103 3,192 215,980 SH   SOLE   21,173 0 194,807
NEXSTAR BROADCASTING GROUP ICL A COM 65336K103 7,644 137,170 SH   SOLE   14,187 0 122,983
OCWEN FINL CORP COM 675746309 2,845 51,304 SH   SOLE   47,755 0 3,549
OMNICELL INC COM 68213N109 8,846 346,501 SH   SOLE   278,678 0 67,823
ONCONOVA THERAPEUTICS INC COM 68232V108 4,217 367,369 SH   SOLE   38,046 0 329,323
ORBCOMM INC COM 68555P100 110 17,409 SH   SOLE   17,409 0 0
ORACLE SYS CORP COM 68389X105 911 23,822 SH   SOLE   23,822 0 0
ORRSTOWN FINL SVCS INC COM 687380105 4,274 261,410 SH   SOLE   26,129 0 235,281
ORASURE TECHNOLOGIES INC COM 68554V108 1,793 285,080 SH   SOLE   29,530 0 255,550
OCCIDENTAL PETE CORP COM 674599105 439 4,615 SH   SOLE   4,615 0 0
BANK OF THE OZARKS INC COM 063904106 22,525 398,036 SH   SOLE   321,590 0 76,446
PACWEST BANCORP DEL COM 695263103 1,046 24,780 SH   SOLE   19,630 0 5,150
PENSKE AUTO GROUP COM 70959W103 14,638 310,381 SH   SOLE   254,758 0 55,623
PALO ALTO NETWORKS, INC COM 697435105 2,402 41,792 SH   SOLE   38,899 0 2,893
PEP BOYS MANNY MOE & JACK COM 713278109 4,397 362,169 SH   SOLE   36,860 0 325,309
PDF SOLUTIONS INC COM 693282105 6,936 270,744 SH   SOLE   218,486 0 52,258
PENNSYLVANIA REAL ESTATE INVSHS BEN INT COM 709102107 5,808 305,991 SH   SOLE   31,375 0 274,616
PEPSICO INC COM 713448108 516 6,218 SH   SOLE   6,218 0 0
PFIZER INC COM 717081103 863 28,176 SH   SOLE   28,176 0 0
Peoples Financial Services Corp COM 711040105 1,795 47,234 SH   SOLE   4,272 0 42,962
PROOFPOINT INC COM 743424103 22,783 686,857 SH   SOLE   533,061 0 153,796
PROCTER & GAMBLEPANY COM 742718109 882 10,828 SH   SOLE   10,828 0 0
PGT, INC. COM 69336V101 109 10,740 SH   SOLE   10,740 0 0
PHILIP MORRIS INTL INC COM 718172109 771 8,850 SH   SOLE   8,850 0 0
PNC FINANCIAL CORP COM 693475105 305 3,929 SH   SOLE   3,929 0 0
POLYONE CORPORATION COM 73179P106 12,735 360,250 SH   SOLE   289,440 0 70,810
PACIFIC PREMIER BANCORP COM 69478X105 6,376 405,056 SH   SOLE   322,032 0 83,024
PRIMORIS SERVICES CORP COM 74164F103 3,324 106,780 SH   SOLE   83,180 0 23,600
PROTO LABS INC COM 743713109 4,286 60,220 SH   SOLE   48,280 0 11,940
PACIFIC SUNWEAR CALIF INC COM 694873100 224 66,950 SH   SOLE   66,950 0 0
PHILLIPS 66 COM 718546104 365 4,733 SH   SOLE   4,733 0 0
PORTOLA PHARMACEUTICALS INC COM 737010108 6,689 259,755 SH   SOLE   208,404 0 51,351
PENN VIRGINIA CORP COM 707882106 4,829 512,136 SH   SOLE   68,996 0 443,140
PENNS WOODS BANCORP INC COM 708430103 1,118 21,931 SH   SOLE   3,125 0 18,806
QUANTA SVCS INC COM 74762E102 2,479 78,545 SH   SOLE   73,026 0 5,519
QUALCOMM INC COM 747525103 622 8,373 SH   SOLE   8,373 0 0
QLIK TECHNOLOGIES INC COM 74733T105 20,652 775,498 SH   SOLE   397,251 0 378,247
RALLY SOFTWARE DEVELOPMENT CO COM 751198102 11,202 575,950 SH   SOLE   412,037 0 163,913
REX ENERGY CORPORATION COM 761565100 22,690 1,151,170 SH   SOLE   515,413 0 635,757
REGIONS FINANCIAL CORP NEW COM 7591EP100 1,698 171,648 SH   SOLE   159,779 0 11,869
RESTORATION HARDWARE HLDGS COM 761283100 3,199 47,536 SH   SOLE   38,251 0 9,285
ROCKWOOD HOLDINGS INC COM 774415103 1,062 14,760 SH   SOLE   13,610 0 1,150
ROSS STORES INC COM 778296103 2,132 28,455 SH   SOLE   26,245 0 2,210
RED ROBIN GOURMET BURGERS INC COM 75689M101 12,855 174,808 SH   SOLE   140,812 0 33,996
ROADRUNNER TRNSN SVCS HLDG COM 76973Q105 18,049 669,736 SH   SOLE   482,627 0 187,109
RYLAND GROUP INC COM 783764103 1,730 39,853 SH   SOLE   37,097 0 2,756
SABA SOFTWARE COM 784932600 9,482 774,002 SH   SOLE   595,434 0 178,568
SPIRIT AIRLS INC COM 848577102 33,511 737,959 SH   SOLE   610,489 0 127,470
SBAMUNICATIONS CORP CL A COM 78388J106 1,485 16,526 SH   SOLE   15,243 0 1,283
SINCLAIR BROADCAST GROUP INCCL A COM 829226109 4,282 119,856 SH   SOLE   111,540 0 8,316
STARBUCKS CORP COM 855244109 413 5,269 SH   SOLE   5,269 0 0
SURGICAL CARE AFFILIATES INC COM 86881L106 5,554 159,403 SH   SOLE   128,103 0 31,300
SELECT COMFORT CORPORATION COM 81616X103 4,008 190,055 SH   SOLE   153,485 0 36,570
SELECT MEDICAL HOLDINGS CORP COM 81619Q105 5,863 505,019 SH   SOLE   51,482 0 453,537
SAFEGUARD SCIENTIFICS INC COM 786449207 9,381 466,954 SH   SOLE   49,284 0 417,670
SVB FINL GROUP COM 78486Q101 19,787 188,696 SH   SOLE   152,337 0 36,359
SCHLUMBERGER COM 806857108 749 8,313 SH   SOLE   8,313 0 0
US SILICA HOLDINGS INC COM 90346E103 9,373 274,800 SH   SOLE   226,793 0 48,007
SANCHEZ ENERGY CORP COM 79970Y105 2,515 102,620 SH   SOLE   83,390 0 19,230
STANDARD PAC CORP NEW COM 85375C101 208 23,026 SH   SOLE   23,026 0 0
SAREPTA THERAPEUTICS INC COM 803607100 9,145 448,937 SH   SOLE   359,728 0 89,209
S & T BANCORP INC COM 783859101 3,667 144,891 SH   SOLE   14,128 0 130,763
SUSQUEHANNA BANCSHARES INC COM 869099101 9,137 711,583 SH   SOLE   76,618 0 634,965
SYNALLOY CORPORATION COM 871565107 1,536 100,000 SH   SOLE   10,270 0 89,730
A T & T INC COM 00206R102 610 17,340 SH   SOLE   17,340 0 0
TRANSACT TECHNOLOGIES INC COM 892918103 1,149 91,685 SH   SOLE   77,271 0 14,414
TELEFLEX INC COM 879369106 4,430 47,203 SH   SOLE   4,785 0 42,418
TRIUMPH GROUP INC COM 896818101 2,298 30,204 SH   SOLE   3,099 0 27,105
TARGET CORP COM 87612E106 226 3,573 SH   SOLE   3,573 0 0
THORATEC LABS CORP COM 885175307 5,760 157,383 SH   SOLE   126,003 0 31,380
TJX COS. COM 872540109 203 3,178 SH   SOLE   3,178 0 0
TEKMIRA PHARMACEUTICALS CORP COM 87911B209 121 15,200 SH   SOLE   15,200 0 0
TETRELOGIC PHARMACEUTICALS COM 88165U109 1,666 175,000 SH   SOLE   18,120 0 156,880
TILLY`S INC-CLASS A SHRS COM 886885102 3,100 270,786 SH   SOLE   221,834 0 48,952
TAYLOR MORRISON HOME CORP COM 87724P106 7,118 317,080 SH   SOLE   186,129 0 130,951
TANDEM DIABETES CARE INC COM 875372104 1,141 44,269 SH   SOLE   37,409 0 6,860
TOLL BROS INC COM 889478103 8,115 219,335 SH   SOLE   22,505 0 196,830
TRIBUNE COMPANY COM 896047503 2,211 28,566 SH   SOLE   26,344 0 2,222
TREX INC COM 89531P105 34,759 437,060 SH   SOLE   336,465 0 100,595
ST PAUL TRAVELERS COS INC COM 89417E109 239 2,642 SH   SOLE   2,642 0 0
TRISTATE CAPITAL HOLDINGS COM 89678F100 3,918 330,381 SH   SOLE   34,975 0 295,406
TILE SHOP HLDGS INC COM 88677Q109 15,060 833,415 SH   SOLE   672,189 0 161,226
TIME WARNER INC COM 887317303 347 4,978 SH   SOLE   4,978 0 0
UNIVERSAL HEALTH SVCS INC CL B COM 913903100 4,737 58,290 SH   SOLE   5,910 0 52,380
ULTA SALON COSMETICS & FRAGR COM 90384S303 3,971 41,146 SH   SOLE   16,544 0 24,602
ULTIMATE SOFTWARE GROUP INC COM 90385D107 17,485 114,120 SH   SOLE   73,313 0 40,807
UNITEDHEALTH GROUP INC COM 91324P102 523 6,943 SH   SOLE   6,943 0 0
UNION PAC CORP COM 907818108 421 2,505 SH   SOLE   2,505 0 0
UNI PIXEL INC COM 904572203 946 94,513 SH   SOLE   65,747 0 28,766
URBAN OUTFITTERS INC COM 917047102 5,522 148,845 SH   SOLE   15,430 0 133,415
UNITED RENTALS INC COM 911363109 3,020 38,746 SH   SOLE   35,980 0 2,766
US BANCORP DEL COM 902973304 478 11,825 SH   SOLE   11,825 0 0
USG CORP COM 903293405 11,928 420,282 SH   SOLE   338,422 0 81,860
UNITED TECHNOLOGIES CORP COM 913017109 474 4,166 SH   SOLE   4,166 0 0
UNIVEST CORP PA COM 915271100 1,199 57,999 SH   SOLE   5,757 0 52,242
VISA INC-CLASS A COM 92826C839 469 2,105 SH   SOLE   2,105 0 0
VIACOM INC NEW CL B COM 92553P201 226 2,591 SH   SOLE   2,591 0 0
VALERO ENERGY CORP COM 91913Y100 2,844 56,431 SH   SOLE   52,731 0 3,700
VERTEX PHARM COM 92532F100 1,659 22,326 SH   SOLE   20,737 0 1,589
VISHAY INTERTECHNOLOGY INC COM 928298108 4,497 339,105 SH   SOLE   34,679 0 304,426
VERASTEM INC COM 92337C104 7,195 631,175 SH   SOLE   519,564 0 111,611
VERIZONMUNICATIONS COM 92343V104 823 16,745 SH   SOLE   16,745 0 0
WABTEC CORPORATION COM 929740108 21,086 283,907 SH   SOLE   62,117 0 221,790
WALGREENPANY COM 931422109 222 3,868 SH   SOLE   3,868 0 0
WESCO AIRCRAFT HOLDINGS COM 950814103 14,068 641,771 SH   SOLE   523,478 0 118,293
WESCO INTL INC COM 95082P105 25,574 280,812 SH   SOLE   143,685 0 137,127
WELLS FARGO COM 949746101 1,946 42,855 SH   SOLE   42,855 0 0
WELLPOINT INC COM 94973V107 234 2,538 SH   SOLE   2,538 0 0
WAL MART STORES INC COM 931142103 1,507 19,146 SH   SOLE   19,146 0 0
WEST PHARMACEUTICAL SVCS INC COM 955306105 7,269 148,160 SH   SOLE   15,340 0 132,820
AQUA AMERICA INC COM 03836W103 6,485 274,916 SH   SOLE   28,475 0 246,441
WYNN RESORTS LTD COM 983134107 2,272 11,698 SH   SOLE   10,908 0 790
EXXON CORPORATION COM 30231G102 3,930 38,833 SH   SOLE   38,833 0 0
INTREXON CORP COM 46122T102 8,115 340,971 SH   SOLE   225,947 0 115,024
EXONE CO COM 302104104 2,373 39,248 SH   SOLE   4,625 0 34,623
DENTSPLY INTL INC COM 249030107 3,689 76,084 SH   SOLE   7,883 0 68,201
IXIA COM 45071R109 9,305 699,076 SH   SOLE   554,709 0 144,367