Fund HoldingsOBERWEIS ASSET MANAGEMENT INC/

Total Portfolio Value
$941.46M
Total Bought
$290.99M
Total Sold
$129.66M
Net Transaction
+$161.33M
Filing Period:
Securities
SharesValue ($K)
Q2 2023
Q3 2023
Change
Q2 2023
Q3 2023
Weight (%)
Change
Weatherford International PLC(WFRD)78,580196,920+118,3405,21917,7881.89%+12,569
Universal Display Corp.(OLED)062,015+62,01509,7361.03%+9,736
Vertiv Holdings Co.(VRT)248,340380,990+132,6506,15114,1731.51%+8,021
Aerovironment, Inc.069,100+69,10007,7070.82%+7,707
HNI Corp.(HNI)0169,700+169,70005,8770.62%+5,877
Primoris Services Corp.(PRIM)0178,600+178,60005,8460.62%+5,846
Huron Consulting Group, Inc.(HURN)055,900+55,90005,8230.62%+5,823
Aehr Test Systems(AEHR)873,108910,108+37,00036,01641,5924.42%+5,576
Onto Innovation, Inc.(ONTO)041,100+41,10005,2410.56%+5,241
Constellium NV Cl A(CSTM)2,799,2712,933,071+133,80048,14753,3825.67%+5,234
Oshkosh Corp.(OSK)054,136+54,13605,1660.55%+5,166
Applied Optoelectronics Inc.(AAOI)0468,415+468,41505,1390.55%+5,139
Camtek, Ltd.(CAMT)148,202166,380+18,1785,28010,3591.10%+5,078
PetlQ Inc0219,600+219,60004,3260.46%+4,326
DMC Global, Inc.0174,100+174,10004,2600.45%+4,260
Abercrombie & Fitch Co.073,500+73,50004,1430.44%+4,143
Flowserve Corporation(FLS)119,200210,840+91,6404,4288,3850.89%+3,957
Nextracker, Inc.097,300+97,30003,9080.42%+3,908
Helix Energy Solutions Group,(HLX)0335,600+335,60003,7490.40%+3,749
Fabrinet(FN)022,200+22,20003,6990.39%+3,699
Clearwater Paper Corp0101,000+101,00003,6610.39%+3,661
G-III Apparel Group Ltd.(GIII)0144,000+144,00003,5880.38%+3,588
Grocery Outlet Hldg Corp.(GO)0115,900+115,90003,3440.36%+3,344
Mannkind Corp.(MNKD)0798,400+798,40003,2970.35%+3,297
Fastly, Inc.(FSLY)0170,300+170,30003,2650.35%+3,265
Osi Systems, Inc.(OSIS)025,400+25,40002,9980.32%+2,998
Primo Water Corp.0211,500+211,50002,9190.31%+2,919
Haemonetics Corp.(HAE)47,50077,400+29,9004,0446,9330.74%+2,889
AvePoint, Inc.0425,000+425,00002,8560.30%+2,856
Parsons Corp.(PSN)90,400131,300+40,9004,3527,1360.76%+2,784
Axonics, Inc.125,440161,620+36,1806,3319,0700.96%+2,739
BJ's Restaurants, Inc.(BJRI)0112,200+112,20002,6320.28%+2,632
Rover Group, Inc.0408,000+408,00002,5540.27%+2,554
Qualys, Inc.(QLYS)016,600+16,60002,5320.27%+2,532
Dynavax Technologies Corp.0385,200+385,20005,6890.60%+5,689
ACM Research, Inc. Class A(ACMR)285,600341,800+56,2003,7366,1880.66%+2,453
FirstCash Holdings, Inc(FCFS)40,10061,700+21,6003,7436,1930.66%+2,451
Gibraltar Inds(ROCK)035,700+35,70002,4100.26%+2,410
e.l.f. Beauty, Inc.(ELF)021,800+21,80002,3940.25%+2,394
1st Source Corp.(SRCE)055,900+55,90002,3530.25%+2,353
Array Biopharma(ARRY)0104,000+104,00002,3080.25%+2,308
Quanterix Corp.083,400+83,40002,2630.24%+2,263
Encompass Health Corporation(EHC)78,100111,600+33,5005,2887,4950.80%+2,207
The Gorman-Rupp Co.(GRC)065,000+65,00002,1390.23%+2,139
Sterling Construction Co., Inc(STRL)106,700110,000+3,3005,9548,0830.86%+2,129
McGrath RentCorp(MGRC)021,100+21,10002,1150.22%+2,115
Powell Industries Inc.(POWL)025,400+25,40002,1060.22%+2,106
Hawkins, Inc.(HWKN)035,600+35,60002,0950.22%+2,095
Atricure, Inc.(ATRC)047,300+47,30002,0720.22%+2,072
EPlus, Inc.(PLUS)031,700+31,70002,0140.21%+2,014
Rapid7, Inc.043,900+43,90002,0100.21%+2,010
SPX Technologies, Inc.41,50068,000+26,5003,5265,5350.59%+2,009
Preferred Bank(PFBC)082,600+82,60005,1420.55%+5,142
Halozyme Therapeutics, Inc.(HALO)050,500+50,50001,9290.20%+1,929
ANI Pharmaceuticals, Inc.(ANIP)033,000+33,00001,9160.20%+1,916
Trex Company, Inc.(TREX)030,400+30,40001,8740.20%+1,874
Astec Inds Inc.039,400+39,40001,8560.20%+1,856
Option Care Health Inc.(OPCH)111,000167,800+56,8003,6065,4280.58%+1,822
Boot Barn Hldgs, Inc.060,800+60,80004,9360.52%+4,936
Earthstone Energy Inc.0240,600+240,60004,8700.52%+4,870
Formfactor Inc.(FORM)143,000188,100+45,1004,8936,5720.70%+1,679
Janus International Group, Inc0378,600+378,60004,0510.43%+4,051
Woodward, Inc.(WWD)37,10048,800+11,7004,4126,0640.64%+1,652
RPC, Inc.(RES)657,033708,576+51,5434,6986,3350.67%+1,637
Upwork, Inc.(UPWK)0143,400+143,40001,6290.17%+1,629
ICF International, Inc.(ICFI)80,20095,700+15,5009,97611,5621.23%+1,585
Zeta Global Holdings Corp.(ZETA)474,500674,700+200,2004,0525,6340.60%+1,582
Inter Parfums(IPAR)30,40041,600+11,2004,1115,5890.59%+1,478
NOV, Inc.(NOV)0141,000+141,00002,9470.31%+2,947
CECO Environmental Corp.(CECO)392,600416,700+24,1005,2456,6550.71%+1,410
Acadia Healthcare Co., Inc.(ACHC)51,40077,800+26,4004,0935,4700.58%+1,377
PDD Holdings Inc.(PDD)025,000+25,00002,4520.26%+2,452
Perion Network, Ltd.426,250470,290+44,04013,07314,4051.53%+1,332
Liberty Energy, Inc.(LBRT)0149,400+149,40002,7670.29%+2,767
Frontdoor, Inc.(FTDR)117,700164,700+47,0003,7555,0380.54%+1,284
ADMA Biologics, Inc.1,668,7002,078,400+409,7006,1587,4410.79%+1,283
Amylyx Pharmaceuticals, Inc.(AMLX)0170,000+170,00003,1130.33%+3,113
Cadre Hldgs, Inc.(CDRE)047,300+47,30001,2610.13%+1,261
Allison Transmission Holdings,(ALSN)77,40094,100+16,7004,3705,5580.59%+1,188
Applied Industrial24,40030,500+6,1003,5344,7160.50%+1,182
LSI Industries Inc.(LYTS)283,700298,700+15,0003,5634,7430.50%+1,180
Scansource, Inc.(SCSC)095,664+95,66402,9000.31%+2,900
Veeco Instruments, Inc.(VECO)202,500226,800+24,3005,2006,3750.68%+1,175
Visteon Corp.(VC)47,76057,970+10,2106,8598,0040.85%+1,145
Veracyte, Inc.(VCYT)482,310597,540+115,23012,28413,3431.42%+1,059
Super Micro Computer Inc.(SMCI)015,700+15,70004,3050.46%+4,305
Wingstop, Inc.(WING)014,200+14,20002,5540.27%+2,554
International Seaways, Inc.(INSW)086,500+86,50003,8930.41%+3,893
Deckers Outdoor Corp.(DECK)23,12025,700+2,58012,19913,2121.40%+1,013
LeMaitre Vascular, Inc.(LMAT)057,000+57,00003,1050.33%+3,105
Catalyst Pharmaceuticals, Inc.(CPRX)0293,600+293,60003,4320.36%+3,432
V2X, Inc.(VVX)97,800112,500+14,7004,8475,8120.62%+965
Employers Holdings, Inc.(EIG)95,100112,200+17,1003,5584,4820.48%+925
Mercantile Bank Corp.(MBWM)085,603+85,60302,6460.28%+2,646
Patterson-Uti Energy, Inc.(PTEN)0261,700+261,70003,6220.38%+3,622
MGP Ingredients, Inc.44,85053,650+8,8004,7675,6590.60%+892
Matador Resources Company(MTDR)048,600+48,60002,8910.31%+2,891
Caleres Inc.084,000+84,00002,4160.26%+2,416
Murphy USA, Inc.(MUSA)06,700+6,70002,2900.24%+2,290
UNUM Group(UNM)076,700+76,70003,7730.40%+3,773
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