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Penbrook Management LLC

SEC CIK
0001381055
Latest filing
Jul 23, 2026

Holdings in Q3 2021

Holdings as of Sep 30, 2021, filed Oct 26, 2021. Long positions only; changes compare share counts with Q2 2021.

Institution overview
Positions
102
−2 vs. Q2 2021
Portfolio value
$158.9M
+$186.0K (+0.1%) vs. Q2 2021
Filed
Oct 26, 2021
SEC
Holdings of Penbrook Management LLC in Q3 2021
SecurityClassSharesValue% of portfolioShare changeActionHistory
NVONovo Nordisk A SADR171,650$16.5M10.4%−300−0.2%ReducedHistory
MSFTMicrosoft CorpStock37,786$10.7M6.7%−40−0.1%ReducedHistory
AMZNAmazon Com IncStock2,700$8.87M5.6%00.0%UnchangedHistory
MCOMoodys CorpStock15,200$5.40M3.4%00.0%UnchangedHistory
AZTAAzenta, Inc.COM41,310$4.23M2.7%+870+2.2%AddedHistory
GOOGAlphabet Inc.Stock1,561$4.16M2.6%00.0%UnchangedHistory
GOOGLAlphabet Inc.Stock1,545$4.13M2.6%00.0%UnchangedHistory
TRIThomson Reuters CorpCOM NEW32,146$3.55M2.2%00.0%UnchangedHistory
ACLSAxcelis Technologies IncStock63,800$3.00M1.9%−750−1.2%ReducedHistory
BXBlackstone Inc.COM24,780$2.88M1.8%00.0%UnchangedHistory
BNEDBarnes & Noble Education, Inc.COM269,455$2.69M1.7%+275+0.1%AddedHistory
INVEINVE Technologies, Inc.COM NEW136,272$2.57M1.6%−47,975−26.0%ReducedHistory
CYRXCryoport, Inc.COM PAR $0.00135,895$2.39M1.5%−200−0.6%ReducedHistory
SONYSony Group CorpSPONSORED ADR20,700$2.29M1.4%−400−1.9%ReducedHistory
DAIOData I/O CorpCOM348,950$2.28M1.4%−1,000−0.3%ReducedHistory
NVVENuvve Holding Corp.COM205,785$2.22M1.4%−625−0.3%ReducedHistory
NNYNuveen New York Municipal Value FundCOM213,727$2.14M1.3%00.0%UnchangedHistory
IDNIntellicheck, Inc.COM NEW259,430$2.13M1.3%+134,600+107.8%AddedHistory
BLFSBiolife Solutions IncCOM NEW48,695$2.06M1.3%+100+0.2%AddedHistory
IMDXInsight Molecular Diagnostics Inc.COM577,200$2.06M1.3%+155,425+36.9%AddedHistory
FNFFidelity National Financial, Inc.COM SHS44,779$2.03M1.3%−200−0.4%ReducedHistory
AAPLApple Inc.Stock14,336$2.03M1.3%00.0%UnchangedHistory
CYBECyberoptics CorpCOM56,850$2.02M1.3%+2,160+3.9%AddedHistory
PLABPhotronics IncCOM140,850$1.92M1.2%−800−0.6%ReducedHistory
NUANNuance Communications, Inc.COM32,470$1.79M1.1%−23,000−41.5%ReducedHistory
USACUSA Compression Partners, LPCOMUNIT LTDPAR102,225$1.69M1.1%−900−0.9%ReducedHistory
BPOPPopular, Inc.COM NEW21,575$1.68M1.1%−300−1.4%ReducedHistory
CHGGChegg, IncCOM24,415$1.66M1.0%00.0%UnchangedHistory
KOPNKopin CorpCOM322,700$1.65M1.0%+350+0.1%AddedHistory
OESXOrion Energy Systems, Inc.COM422,872$1.65M1.0%+109,890+35.1%AddedHistory
SPYSPDR S&P 500 ETF TrustETF3,762$1.61M1.0%−35−0.9%ReducedHistory
ASPUAspen Group, Inc.COM NEW289,800$1.61M1.0%+400+0.1%AddedHistory
Crescent PT Energy Corp22576C101COM330,250$1.52M1.0%+10,000+3.1%Added–
VZVerizon Communications IncStock27,949$1.51M1.0%00.0%UnchangedHistory
SYFSynchrony FinancialCOM30,850$1.51M0.9%−800−2.5%ReducedHistory
ADPAutomatic Data Processing IncStock7,500$1.50M0.9%−128−1.7%ReducedHistory
MESOMesoblast LtdSPONS ADR246,450$1.48M0.9%−1,700−0.7%ReducedHistory
Invesco QQQ Trust Series I46090E103ETF3,965$1.42M0.9%−35−0.9%Reduced–
POWIPower Integrations IncCOM14,000$1.39M0.9%00.0%UnchangedHistory
SASeabridge Gold IncCOM88,660$1.37M0.9%−1,030−1.1%ReducedHistory
CSCOCisco Systems, Inc.Stock25,000$1.36M0.9%−100−0.4%ReducedHistory
EAFGraftech International LtdCOM129,000$1.33M0.8%−800−0.6%ReducedHistory
TRGPTarga Resources Corp.COM26,025$1.28M0.8%−336−1.3%ReducedHistory
Atlas Technical Consultants, Inc.049430101COM CLS A119,395$1.21M0.8%+119,395New–
CEQPCrestwood Equity Partners LPUNIT LTD PARTNER42,375$1.20M0.8%−100−0.2%ReducedHistory
XGNExagen Inc.COM87,750$1.19M0.8%+87,750NewHistory
CVSCVS Health CorpStock12,640$1.07M0.7%−230−1.8%ReducedHistory
FBPFirst BancorpCOM NEW81,200$1.07M0.7%−2,100−2.5%ReducedHistory
NVGSNavigator Holdings Ltd.SHS110,650$985.0K0.6%−800−0.7%ReducedHistory
IMMRImmersion CorpCOM140,470$961.0K0.6%00.0%UnchangedHistory
TWOU2U, LLCCOM28,470$956.0K0.6%00.0%UnchangedHistory
Invesco Exchange Traded FD T46137V357S&P500 EQL WGT6,160$923.0K0.6%00.0%Unchanged–
BRK.BBerkshire Hathaway IncStock3,375$921.0K0.6%00.0%UnchangedHistory
HESMHess Midstream LPCL A SHS32,380$913.0K0.6%00.0%UnchangedHistory
STKSONE Group Hospitality, Inc.COM83,205$889.0K0.6%−11,700−12.3%ReducedHistory
CEMIChembio Diagnostics, Inc.COM NEW354,670$887.0K0.6%−600−0.2%ReducedHistory
IVACIntevac IncCOM184,900$884.0K0.6%00.0%UnchangedHistory
OKEONEOK IncCOM14,435$837.0K0.5%−300−2.0%ReducedHistory
METAMeta Platforms, Inc.Stock2,400$815.0K0.5%00.0%UnchangedHistory
PIMFranklin Master Intermediate Income TrustSH BEN INT197,152$802.0K0.5%00.0%UnchangedHistory
FISVFiserv IncStock7,291$791.0K0.5%−550−7.0%ReducedHistory
ABBVAbbVie Inc.Stock7,262$783.0K0.5%00.0%UnchangedHistory
REGNRegeneron Pharmaceuticals, Inc.COM1,272$770.0K0.5%00.0%UnchangedHistory
BLDRBuilders FirstSource, Inc.Stock14,822$767.0K0.5%−656−4.2%ReducedHistory
iShares Tr464287556ISHARES BIOTECH4,560$737.0K0.5%−30−0.7%Reduced–
BKIBlack Knight, Inc.COM10,118$728.0K0.5%−628−5.8%ReducedHistory
VETVermilion Energy Inc.COM72,550$717.0K0.5%+600+0.8%AddedHistory
FAFFirst American Financial CorpStock10,550$707.0K0.4%−300−2.8%ReducedHistory
WMBWilliams Companies, Inc.COM26,530$688.0K0.4%−200−0.7%ReducedHistory
OPRXOptimizeRx CorpCOM NEW7,166$613.0K0.4%00.0%UnchangedHistory
Royal Dutch Shell PLC780259206SPONS ADR A13,100$584.0K0.4%00.0%Unchanged–
BDXBecton Dickinson & CoStock2,336$574.0K0.4%00.0%UnchangedHistory
LMRKLandmark Infrastructure Partners LPCOM UNIT LTD34,830$569.0K0.4%−1,900−5.2%ReducedHistory
EVTEaton Vance Tax-Advantaged Dividend Income FundCOM20,239$556.0K0.3%−1,000−4.7%ReducedHistory
EMREmerson Electric CoStock5,800$546.0K0.3%−100−1.7%ReducedHistory
COHUCohu IncCOM17,000$543.0K0.3%+17,000NewHistory
NVSNovartis AGADR6,460$528.0K0.3%00.0%UnchangedHistory
Pretium Res Inc74139C102COM51,000$492.0K0.3%+900+1.8%Added–
GLPGlobal Partners LPCOM UNITS22,680$480.0K0.3%−300−1.3%ReducedHistory
BBSIBarrett Business Services IncCOM6,100$465.0K0.3%−100−1.6%ReducedHistory
CNXCNX Resources CorpCOM36,200$457.0K0.3%−500−1.4%ReducedHistory
FFord Motor CoStock30,375$430.0K0.3%+15,675+106.6%AddedHistory
BLNEBeeline Holdings, Inc.COM165,430$427.0K0.3%−1,800−1.1%ReducedHistory
MINAberdeen Intermediate Income FundSH BEN INT117,029$424.0K0.3%−1,500−1.3%ReducedHistory
DMDesktop Metal, Inc.COM CL A58,750$421.0K0.3%00.0%UnchangedHistory
VKQInvesco Municipal TrustCOM30,000$402.0K0.3%00.0%UnchangedHistory
PCTIPC Tel IncCOM64,500$401.0K0.3%00.0%UnchangedHistory
SBGISinclair, Inc.CL A12,200$387.0K0.2%−200−1.6%ReducedHistory
HBIOHarvard Bioscience IncCOM50,000$349.0K0.2%00.0%UnchangedHistory
WLYJohn Wiley & Sons, Inc.CL A6,100$318.0K0.2%00.0%UnchangedHistory
INTZIntrusion IncCOM NEW77,330$314.0K0.2%+250+0.3%AddedHistory
DISWalt Disney CoStock1,850$313.0K0.2%00.0%UnchangedHistory
NUVNuveen Municipal Value Fund IncCOM26,500$300.0K0.2%00.0%UnchangedHistory
DBIDesigner Brands Inc.CL A21,205$295.0K0.2%00.0%UnchangedHistory
COPConocoPhillipsStock4,120$279.0K0.2%00.0%UnchangedHistory
ARCCAres Capital CorpCEF12,940$263.0K0.2%00.0%UnchangedHistory
AFLAflac IncStock4,650$242.0K0.2%00.0%UnchangedHistory
Maverix Metals Inc57776F405COM NEW45,000$201.0K0.1%00.0%Unchanged–
ETEnergy Transfer LPCOM UT LTD PTN20,618$198.0K0.1%00.0%UnchangedHistory
AMAntero Midstream CorpStock10,000$104.0K0.1%00.0%UnchangedHistory

Sold out since Q2 2021 (6)

Positions held at the end of Q2 2021 that are gone from this filing.

Positions of Penbrook Management LLC sold out since Q2 2021
SecurityClassShares in Q2 2021Value in Q2 2021% of portfolio in Q2 2021History
FIXComfort Systems USA IncCOM12,765$1.01M0.6%History
CSLTCastlight Health, Inc.CL B112,750$296.0K0.2%History
CLBCore Laboratories Inc.COM7,428$289.0K0.2%History
FISFidelity National Information Services, Inc.Stock1,474$209.0K0.1%History
DEDeere & CoStock580$204.0K0.1%History
NGLNGL Energy Partners LPCOM UNIT REPST10,100$24.0K<0.1%History