HoldingsChannel.com
Oberweis Asset Management Inc. Top Holdings
As of  03/31/2020

   EntityAmountChange
 12/31/2019 to 03/31/2020
Position Size
($ in 1000's)
Audio Codes ADR 1,174,438 +48,251 $28,057
     AUDC1,174,438+48,251$28,057
Endava Plc Ads 540,900 +540,900 $19,018
     DAVA540,900+540,900$19,018
Ehealth Inc. 51,651 -26,481 $7,273
     EHTH51,651-26,481$7,273
Alibaba ADR 36,005 -70 $7,002
     BABA36,005-70$7,002
INPHI Corp. 66,270 +26,040 $5,247
     IPHI66,270+26,040$5,247
Tandem Diabetes Care Inc. 67,630 -42,310 $4,352
     TNDM67,630-42,310$4,352
Bandwidth Inc. 57,849 -5,440 $3,893
     BAND57,849-5,440$3,893
Perdoceo Education Corp. 291,659 -10,470 $3,147
     PRDO291,659-10,470$3,147
CACI International Inc. 13,415 -850 $2,833
     CACI13,415-850$2,833
GDS Holdings Ltd. ADR 45,761 -8,800 $2,653
     GDS45,761-8,800$2,653
Castle Biosciences Inc. 87,810 +36,610 $2,618
     CSTL87,810+36,610$2,618
Trex Company Inc. 29,405 +4,375 $2,357
     TREX29,405+4,375$2,357
Addus Homecare Corp. 33,980 +6,510 $2,297
     ADUS33,980+6,510$2,297
Deckers Outdoor Corp. 16,220 +3,740 $2,173
     DECK16,220+3,740$2,173
Axcelis Technologies 116,730 +36,730 $2,137
     ACLS116,730+36,730$2,137
Bottomline Technologies 54,980 +34,830 $2,015
     EPAY54,980+34,830$2,015
Tal Education Group ADR 36,000 -4,000 $1,917
     TAL36,000-4,000$1,917
Rubicon Project Inc 332,500 +35,730 $1,845
     RUBI332,500+35,730$1,845
JD.com ADR 45,250 +5,000 $1,833
     JD45,250+5,000$1,833
Model N Inc. 78,940 +67,940 $1,753
     MODN78,940+67,940$1,753
Malibu Boats Inc. 58,460 +4,530 $1,683
     MBUU58,460+4,530$1,683
New Oriental Education ADR 14,500 -1,000 $1,569
     EDU14,500-1,000$1,569
OneSpan Inc. 73,400 -800 $1,332
     OSPN73,400-800$1,332
Inmode Ltd. 60,670 +28,870 $1,304
     INMD60,670+28,870$1,304
Rapid7 Inc. 29,780 -1,230 $1,290
     RPD29,780-1,230$1,290
Tactile Sys Technology Inc. 29,800 +29,800 $1,197
     TCMD29,800+29,800$1,197
Limelight Networks Inc. 207,300 +20,000 $1,182
     LLNW207,300+20,000$1,182
Amedisys Inc. 6,295 -760 $1,155
     AMED6,295-760$1,155
Cabot Microelectronics Corp. 9,612 -388 $1,097
     CCMP9,612-388$1,097
LiqTech International Inc 252,980 UNCH $1,085
     LIQT252,980UNCH$1,085
Telaria Inc. 166,800 UNCH $1,001
     TLRA166,800UNCH$1,001
Upland Software Inc. 37,035 -83,000 $993
     UPLD37,035-83,000$993
SPDR S&P 500 ETF Trust (SPY) 3,809 +15 $982
     SPY3,809+15$982
Chart Industries Inc. 33,780 +8,630 $979
     GTLS33,780+8,630$979
Recro Pharma Inc. 119,500 UNCH $976
     REPH119,500UNCH$976
Ensign Group Inc. 25,600 +20,400 $963
     ENSG25,600+20,400$963
Mastec Inc. 29,340 +17,200 $960
     MTZ29,340+17,200$960
Netease.Com Inc. ADR 2,890 +2,890 $928
     NTES2,890+2,890$928
Collegium Pharmaceutical Inc. 54,200 +7,900 $885
     COLL54,200+7,900$885
Faro Technologies Inc. 19,600 +19,600 $872
     FARO19,600+19,600$872
Air Transport Services Group 47,030 +1,200 $860
     ATSG47,030+1,200$860
Federal Signal Corp. 31,410 +3,000 $857
     FSS31,410+3,000$857
21Vianet Group Inc. ADR 60,000 +60,000 $832
     VNET60,000+60,000$832
McGrath RentCorp 15,300 -6,300 $801
     MGRC15,300-6,300$801
Enterprise Finl Svcs 28,520 -6,100 $796
     EFSC28,520-6,100$796
Crocs Inc. 46,400 +46,400 $788
     CROX46,400+46,400$788
Camtek Ltd. 93,400 UNCH $786
     CAMT93,400UNCH$786
Ultra Clean Holdings 56,300 +4,000 $777
     UCTT56,300+4,000$777
Adesto Technologies Corp. 68,200 UNCH $763
     IOTS68,200UNCH$763
Napco Sec Technologies Inc. 49,637 +3,500 $753
     NSSC49,637+3,500$753

See Full List: All Stocks Held By Oberweis Asset Management Inc.
— Including:
     • Biggest new positions
     • Biggest exits
     • Biggest increased positions
     • Biggest decreased positions

See Details: Top 10 Stocks Held By Oberweis Asset Management Inc.

Size ($ in 1000's)
At 03/31/2020: $181,247
At 12/31/2019: $300,164

Oberweis Asset Management Inc. holdings changes, total fund size, and other information presented on HoldingsChannel.com was derived from Oberweis Asset Management Inc. 13F filings. Link to 13F filings: SEC filings

Oberweis Asset Management Inc. Top Holdings 13F Filings | www.HoldingsChannel.com

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