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Penbrook Management LLC

Q1 2021 Holdings

Filed 2021-04-16 | 102 holdings | $16.4M | 13F-HR/A | View on SEC ↗ · Holdings Table ↗

Amended (2021-05-06) | View on SEC ↗ · Holdings Table ↗

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IssuerClassCUSIPValue ↓Shares% Portfolio
Brooks Automation Inc New(AZTA)AStock114340102$3.3M40,52020.1%
Axcelis Technologies Inc New(ACLS)AStock054540208$2.7M65,80016.4%
Chegg Inc(CHGG)AStock163092109$2.1M24,49512.8%
Cryoport Inc PAR $0.001(CYRX)AStock229050307$1.9M36,24511.5%
Biolife Solutions Inc New(BLFS)AStock09062W204$1.8M48,82510.7%
Cisco SYS Inc(CSCO)AStock17275R102$1.3M25,0007.9%
Aspen Group Inc New(ASPU)AStock04530L203$1.0M171,7206.3%
Abbvie Inc(ABBV)AStock00287Y109$768.0K7,0984.7%
Builders Firstsource Inc(BLDR)AStock12008R107$718.0K15,4784.4%
CNX RES Corp(CNX)AStock12653C108$539.0K36,7003.3%
Conocophillips(COP)AStock20825C104$218.0K4,1201.3%
Novo-Nordisk A S ADR(NVO)AADR670100205$11.6K171,9500.1%
Microsoft Corp(MSFT)AStock594918104$10.0K42,5260.1%
Amazon COM Inc(AMZN)AStock023135106$8.4K2,7000.1%
Moodys Corp(MCO)AStock615369105$4.5K15,2000.0%
Kopin Corp(KOPN)AStock500600101$3.4K325,5800.0%
Alphabet Inc Cap STK CL C(GOOG)AStock02079K107$3.3K1,5710.0%
Alphabet Inc Cap STK CL A(GOOGL)AStock02079K305$3.2K1,5450.0%
Thomson Reuters Corp.AStock884903709$2.8K32,1460.0%
Nuance Communications IncAStock67020Y100$2.4K55,9900.0%
Sony Group Corporation Sponsored ADR(SONY)AADR835699307$2.2K21,1000.0%
Barnes & Noble ED Inc(BNEDUSD)AStock06777U101$2.2K270,2500.0%
Oncocyte CorpAStock68235C107$2.2K423,7750.0%
Orion Energy SYS Inc(OESXUSD)AStock686275108$2.2K314,3820.0%
Identiv Inc(INVE)AStock45170X205$2.1K185,5970.0%
Mesoblast LTD Spons ADRAADR590717104$2.0K246,4500.0%
Data I O Corp(DAIO)AStock237690102$1.9K357,2500.0%
Fidelity National Financial in FNF Group(FNF)AStock31620R303$1.8K45,4790.0%
Blackstone Group Inc(BX)AStock09260D107$1.8K24,7800.0%
Apple Inc(AAPL)AStock037833100$1.8K15,0160.0%
Photronics Inc(PLAB)AStock719405102$1.8K140,5500.0%
Verizon Communications Inc(VZ)AStock92343V104$1.7K29,9490.0%
Invesco QQQ Trust(QQQ)AETF46090E103$1.7K5,2390.0%
Spdr S&P 500 ETF(SPY)AETF78462F103$1.7K4,1970.0%
USA Compression Partners LP Unit Ltdpar(USAC)AStock90290N109$1.6K103,1250.0%
Popular Inc(BPOP)AStock733174700$1.5K21,8750.0%
Nuveen N Y MUN Value FD(NNY)ACEF67062M105$1.5K156,3240.0%
Cerence Inc(CRNC)Stock156727109$1.4K93,7171.7%
Automatic Data Processing Inc(ADP)AStock053015103$1.4K7,6280.0%
Cyberoptics Corp(CYBE1EUR)AStock232517102$1.4K54,9900.0%
Intevac IncAStock461148108$1.3K185,8600.0%
Crescent PT Energy CorpAStock22576C101$1.3K313,7500.0%
Synchrony Financial(SYF)AStock87165B103$1.3K31,6500.0%
Chembio Diagnostics Inc(CEMIUSD)AStock163572209$1.2K348,9600.0%
Immersion Corp(IMMR)AStock452521107$1.2K126,1950.0%
Crestwood Equity Partners LP Unit LTD PartnerAStock226344208$1.2K41,8250.0%
Power Integrations Inc(POWI)AStock739276103$1.1K14,0000.0%
Intrusion Inc NewAStock46121E205$1.1K47,9750.0%
2U IncAStock90214J101$1.1K28,7500.0%
Fiserv Inc(FISV)AStock337738108$1.1K8,8410.0%
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