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Livermore
Livermore
ZHEN

Harbor Advisors LLC

SEC CIK
0001687156
Latest filing
Jul 28, 2026

Holdings in Q1 2023

Holdings as of Mar 31, 2023, filed May 11, 2023. Long positions only; changes compare share counts with Q4 2022.

Institution overview
Positions
150
−13 vs. Q4 2022
Portfolio value
$427.4M
+$26.8M (+6.7%) vs. Q4 2022
Filed
May 11, 2023
SEC
Holdings of Harbor Advisors LLC in Q1 2023
SecurityClassSharesValue% of portfolioShare changeActionHistory
EQIXEquinix IncCOM261,711$188.7M44.2%00.0%UnchangedHistory
AAPLApple Inc.Stock148,400$24.5M5.7%00.0%UnchangedHistory
GOOGLAlphabet Inc.Stock155,600$16.1M3.8%−7,000−4.3%ReducedHistory
AMZNAmazon Com IncStock154,000$15.9M3.7%00.0%UnchangedHistory
CNQCanadian Natural Resources LtdCOM249,900$13.8M3.2%00.0%UnchangedHistory
CHTRCharter Communications, Inc.CL A27,656$9.89M2.3%00.0%UnchangedHistory
MAMastercard IncStock26,000$9.45M2.2%00.0%UnchangedHistory
MSFTMicrosoft CorpStock25,000$7.21M1.7%00.0%UnchangedHistory
FERGFerguson Enterprises Inc.SHS50,190$6.62M1.5%00.0%UnchangedHistory
NTBBank of N.T. Butterfield & Son LtdSHS NEW170,407$4.60M1.1%00.0%UnchangedHistory
DISWalt Disney CoStock45,320$4.54M1.1%−10,818−19.3%ReducedHistory
NVDANVIDIA CorpStock16,000$4.44M1.0%00.0%UnchangedHistory
NUENucor CorpCOM27,992$4.32M1.0%00.0%UnchangedHistory
IBKRInteractive Brokers Group, Inc.Stock49,558$4.09M1.0%00.0%UnchangedHistory
SPGIS&P Global Inc.Stock11,000$3.79M0.9%00.0%UnchangedHistory
DHRDanaher CorpStock12,505$3.15M0.7%00.0%UnchangedHistory
JPMJPMorgan Chase & CoStock24,148$3.15M0.7%−2,000−7.6%ReducedHistory
OSGOctave Specialty Group IncCOM NEW196,382$3.04M0.7%−55,000−21.9%ReducedHistory
PJTPJT Partners Inc.COM CL A41,519$3.00M0.7%00.0%UnchangedHistory
TMUST-Mobile US, Inc.Stock20,650$2.99M0.7%00.0%UnchangedHistory
EOGEOG Resources IncStock25,900$2.97M0.7%00.0%UnchangedHistory
MUMicron Technology IncStock48,500$2.93M0.7%00.0%UnchangedHistory
DLRDigital Realty Trust, Inc.COM28,737$2.83M0.7%−13,893−32.6%ReducedHistory
METAMeta Platforms, Inc.Stock12,800$2.71M0.6%00.0%UnchangedHistory
BLKBlackRock, Inc.COM3,924$2.63M0.6%00.0%UnchangedHistory
MCOMoodys CorpStock8,000$2.45M0.6%00.0%UnchangedHistory
EFXEquifax IncCOM12,000$2.43M0.6%00.0%UnchangedHistory
ADBEAdobe Inc.Stock6,000$2.31M0.5%00.0%UnchangedHistory
HLIHoulihan Lokey, Inc.CL A25,000$2.19M0.5%00.0%UnchangedHistory
GOOGAlphabet Inc.Stock20,000$2.08M0.5%00.0%UnchangedHistory
MTNVail Resorts IncCOM8,000$1.87M0.4%00.0%UnchangedHistory
EVREvercore Inc.CLASS A15,000$1.73M0.4%00.0%UnchangedHistory
HDHome Depot, Inc.Stock5,500$1.62M0.4%+500+10.0%AddedHistory
WMTWalmart Inc.Stock11,000$1.62M0.4%00.0%UnchangedHistory
MLMMartin Marietta Materials IncCOM4,500$1.60M0.4%00.0%UnchangedHistory
AKAMAkamai Technologies IncCOM20,000$1.57M0.4%00.0%UnchangedHistory
FTAIFTAI Aviation Ltd.SHS55,000$1.54M0.4%00.0%UnchangedHistory
CTRACoterra Energy Inc.Stock60,043$1.47M0.3%00.0%UnchangedHistory
BROBrown & Brown, Inc.Stock24,000$1.38M0.3%00.0%UnchangedHistory
NTRNutrien Ltd.COM18,608$1.37M0.3%00.0%UnchangedHistory
PNCPNC Financial Services Group, Inc.Stock10,444$1.33M0.3%00.0%UnchangedHistory
FOXFox CorpCL B COM41,266$1.29M0.3%00.0%UnchangedHistory
HONEHarborOne Bancorp, Inc.COM NEW103,255$1.26M0.3%00.0%UnchangedHistory
LBRDKLiberty Broadband CorpCOM SER C15,020$1.23M0.3%00.0%UnchangedHistory
YUMCYum China Holdings, Inc.COM19,000$1.20M0.3%00.0%UnchangedHistory
FNFFidelity National Financial, Inc.COM SHS33,409$1.17M0.3%00.0%UnchangedHistory
FBKFB Financial CorpCOM37,387$1.16M0.3%00.0%UnchangedHistory
KDPKeurig Dr Pepper Inc.COM30,000$1.06M0.2%00.0%UnchangedHistory
HLTHilton Worldwide Holdings Inc.COM7,133$1.00M0.2%00.0%UnchangedHistory
ZTSZoetis Inc.Stock5,976$994.6K0.2%00.0%UnchangedHistory
CMCSAComcast CorpStock25,000$947.8K0.2%00.0%UnchangedHistory
COPConocoPhillipsStock9,272$919.9K0.2%00.0%UnchangedHistory
VVisa Inc.Stock4,000$901.8K0.2%00.0%UnchangedHistory
CSXCSX CorpStock30,000$898.2K0.2%00.0%UnchangedHistory
FCNFti Consulting, IncCOM4,500$888.1K0.2%00.0%UnchangedHistory
ITGartner IncCOM2,500$814.4K0.2%00.0%UnchangedHistory
HUNHuntsman CORPCOM29,146$797.4K0.2%00.0%UnchangedHistory
HESHess CorpStock6,000$794.0K0.2%00.0%UnchangedHistory
AONAon plcCL A2,500$788.2K0.2%00.0%UnchangedHistory
PFEPfizer IncStock18,962$773.6K0.2%00.0%UnchangedHistory
APOApollo Global Management, Inc.COM11,948$754.6K0.2%00.0%UnchangedHistory
WFCWells Fargo & CompanyStock20,000$747.6K0.2%00.0%UnchangedHistory
LOWLowes Companies IncStock3,700$739.9K0.2%+700+23.3%AddedHistory
OZKBank OZKCOM21,455$733.8K0.2%00.0%UnchangedHistory
CVXChevron CorpStock4,372$713.3K0.2%00.0%UnchangedHistory
PXDPioneer Natural Resources CoCOM3,468$708.3K0.2%00.0%UnchangedHistory
CSGPCostar Group, Inc.COM10,060$692.6K0.2%00.0%UnchangedHistory
BXBlackstone Inc.COM7,700$676.4K0.2%+2,700+54.0%AddedHistory
FOXAFox CorpCL A COM19,766$673.0K0.2%00.0%UnchangedHistory
PNFPPinnacle Financial Partners, Inc.COM12,000$661.9K0.2%00.0%UnchangedHistory
NSCNorfolk Southern CorpStock3,000$636.0K0.1%00.0%UnchangedHistory
CAGConagra Brands Inc.Stock16,500$619.7K0.1%00.0%UnchangedHistory
JDJD.com, Inc.SPON ADS CL A14,000$614.5K0.1%00.0%UnchangedHistory
FANGDiamondback Energy, Inc.Stock4,398$594.5K0.1%00.0%UnchangedHistory
URIUnited Rentals, Inc.COM1,500$593.6K0.1%00.0%UnchangedHistory
MSMorgan StanleyStock6,608$580.2K0.1%00.0%UnchangedHistory
ESGREnstar Group LTDSHS2,500$579.5K0.1%00.0%UnchangedHistory
BPOPPopular, Inc.COM NEW10,000$574.1K0.1%00.0%UnchangedHistory
MCMoelis & CoCL A14,800$568.9K0.1%00.0%UnchangedHistory
MSCIMSCI Inc.Stock1,000$559.7K0.1%00.0%UnchangedHistory
OLNOLIN CorpStock10,000$555.0K0.1%00.0%UnchangedHistory
LIILennox International IncCOM2,200$552.8K0.1%00.0%UnchangedHistory
EGEverest Group, Ltd.COM1,500$537.0K0.1%00.0%UnchangedHistory
TFSLTFS Financial CORPCOM42,260$533.7K0.1%−7,740−15.5%ReducedHistory
DVNDevon Energy CorpStock10,330$522.8K0.1%00.0%UnchangedHistory
LBTYKLiberty Global Ltd.SHS CL C24,320$495.6K0.1%00.0%UnchangedHistory
ASMLASML Holding NVADR700$476.5K0.1%00.0%UnchangedHistory
JEFJefferies Financial Group Inc.COM15,000$476.1K0.1%00.0%UnchangedHistory
FHNFirst Horizon CorpCOM26,732$475.3K0.1%+5,000+23.0%AddedHistory
BRK.ABerkshire Hathaway IncCL A1$465.6K0.1%00.0%UnchangedHistory
TTTrane Technologies plcSHS2,500$459.9K0.1%00.0%UnchangedHistory
HHyatt Hotels CorpCOM CL A4,000$447.2K0.1%00.0%UnchangedHistory
AMNBAmerican National Bankshares Inc.COM13,811$437.8K0.1%00.0%UnchangedHistory
CBRECbre Group, Inc.CL A6,000$436.9K0.1%00.0%UnchangedHistory
VOYAVoya Financial, Inc.COM6,000$428.8K0.1%00.0%UnchangedHistory
ARESAres Management CorpCL A COM STK5,000$417.2K0.1%00.0%UnchangedHistory
PENNPENN Entertainment, Inc.COM14,000$415.2K0.1%00.0%UnchangedHistory
FBMSFirst Bancshares IncCOM15,671$404.8K0.1%+5,000+46.9%AddedHistory
OXYOccidental Petroleum CorpStock6,000$374.6K0.1%00.0%UnchangedHistory
PSXPhillips 66Stock3,541$359.0K0.1%00.0%UnchangedHistory

Sold out since Q4 2022 (17)

Positions held at the end of Q4 2022 that are gone from this filing.

Positions of Harbor Advisors LLC sold out since Q4 2022
SecurityClassShares in Q4 2022Value in Q4 2022% of portfolio in Q4 2022History
CPCanadian Pacific Kansas City LtdCOM18,746$1.40M0.3%History
GTMZoomInfo Technologies Inc.Stock18,500$557.0K0.1%History
TSMTaiwan Semiconductor Manufacturing Co LtdADR5,000$372.4K0.1%History
OPTUOptimum Communications, Inc.CL A51,358$236.2K0.1%History
INDBIndependent Bank CorpCOM2,750$232.2K0.1%History
ALRSAlerus Financial CorpCOM9,867$230.4K0.1%History
GLREGreenlight Capital Re, Ltd.CLASS A25,000$203.8K0.1%History
FFBWFFBW, Inc.COM16,987$197.2K<0.1%History
SICPSilvergate Capital CorpCL A10,000$174.0K<0.1%History
Flame Acquisition Corp33850F116*W EXP 02/26/202174,915$113.7K<0.1%–
VEONVEON Ltd.SPONSORED ADR211,590$103.7K<0.1%History
TBCPThunder Bridge Capital Partners III Inc.COM CL A10,150$99.0K<0.1%History
RNLXYRenalytix plcADS24,084$45.0K<0.1%History
VLDRVelodyne Lidar, Inc.COM40,000$29.5K<0.1%History
OUSTOuster, Inc.COM12,719$11.0K<0.1%History
SLQTSelectQuote, Inc.COM15,500$10.4K<0.1%History
The Very Good Food Co Inc Cad88340B109Common Stock97,500$6.74K<0.1%–