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Harbor Advisors LLC

SEC CIK
0001687156
Latest filing
Jul 28, 2026

Holdings in Q2 2025

Holdings as of Jun 30, 2025, filed Aug 13, 2025. Long positions only; changes compare share counts with Q1 2025.

Institution overview
Positions
190
−3 vs. Q1 2025
Portfolio value
$611.0M
+$35.1M (+6.1%) vs. Q1 2025
Filed
Aug 13, 2025
SEC
Holdings of Harbor Advisors LLC in Q2 2025
SecurityClassSharesValue% of portfolioShare changeActionHistory
OWLBlue Owl Capital Inc.COM CL A40,000$768.4K0.1%00.0%UnchangedHistory
PFEPfizer IncStock31,962$774.8K0.1%00.0%UnchangedHistory
MTNVail Resorts IncCOM5,000$785.6K0.1%00.0%UnchangedHistory
SAROStandardAero, Inc.COM25,125$795.2K0.1%00.0%UnchangedHistory
JEFJefferies Financial Group Inc.COM15,000$820.4K0.1%00.0%UnchangedHistory
LOWLowes Companies IncStock3,700$820.9K0.1%00.0%UnchangedHistory
COPConocoPhillipsStock9,272$832.1K0.1%00.0%UnchangedHistory
CBRECbre Group, Inc.CL A6,000$840.7K0.1%00.0%UnchangedHistory
ESGREnstar Group LTDSHS2,500$840.9K0.1%00.0%UnchangedHistory
YUMCYum China Holdings, Inc.COM19,000$849.5K0.1%00.0%UnchangedHistory
XOMExxonMobil Holdings CorpCOM8,057$868.5K0.1%00.0%UnchangedHistory
AONAon plcCL A2,500$891.9K0.1%00.0%UnchangedHistory
MCMoelis & CoCL A14,800$922.3K0.2%00.0%UnchangedHistory
MSMorgan StanleyStock6,608$930.8K0.2%00.0%UnchangedHistory
ZTSZoetis Inc.Stock5,976$932.0K0.2%00.0%UnchangedHistory
CARRCarrier Global CorpStock13,000$951.5K0.2%00.0%UnchangedHistory
AVGOBroadcom Inc.Stock3,500$964.8K0.2%00.0%UnchangedHistory
CSXCSX CorpStock30,000$978.9K0.2%00.0%UnchangedHistory
RTXRTX CorpStock6,766$988.0K0.2%00.0%UnchangedHistory
KDPKeurig Dr Pepper Inc.COM30,000$991.8K0.2%00.0%UnchangedHistory
OZKBank OZKCOM21,455$1.01M0.2%00.0%UnchangedHistory
ITGartner IncCOM2,500$1.01M0.2%00.0%UnchangedHistory
ACGLArch Capital Group Ltd.Stock11,500$1.05M0.2%00.0%UnchangedHistory
HESHess CorpStock8,000$1.11M0.2%+2,000+33.3%AddedHistory
SNOWSnowflake Inc.Stock5,000$1.12M0.2%00.0%UnchangedHistory
URIUnited Rentals, Inc.COM1,500$1.13M0.2%00.0%UnchangedHistory
TMOThermo Fisher Scientific Inc.Stock3,000$1.22M0.2%00.0%UnchangedHistory
LIILennox International IncCOM2,200$1.26M0.2%00.0%UnchangedHistory
PNFPPinnacle Financial Partners, Inc.COM12,000$1.32M0.2%00.0%UnchangedHistory
CUBICustomers Bancorp, Inc.COM23,000$1.35M0.2%−12,500−35.2%ReducedHistory
OSGOctave Specialty Group IncCOM NEW196,382$1.39M0.2%00.0%UnchangedHistory
VVisa Inc.Stock4,000$1.42M0.2%00.0%UnchangedHistory
BPOPPopular, Inc.COM NEW13,000$1.43M0.2%00.0%UnchangedHistory
CPCanadian Pacific Kansas City LtdCOM18,746$1.49M0.2%00.0%UnchangedHistory
PLTRPalantir Technologies Inc.Stock11,000$1.50M0.2%00.0%UnchangedHistory
NBISNebius Group N.V.Stock27,500$1.52M0.2%00.0%UnchangedHistory
CTRACoterra Energy Inc.Stock60,043$1.52M0.2%00.0%UnchangedHistory
TTTrane Technologies plcSHS3,500$1.53M0.3%00.0%UnchangedHistory
GEGeneral Electric CoStock6,000$1.54M0.3%00.0%UnchangedHistory
AKAMAkamai Technologies IncCOM20,000$1.60M0.3%00.0%UnchangedHistory
WFCWells Fargo & CompanyStock20,000$1.60M0.3%00.0%UnchangedHistory
FBKFB Financial CorpCOM37,387$1.69M0.3%00.0%UnchangedHistory
EGEverest Group, Ltd.COM5,000$1.70M0.3%00.0%UnchangedHistory
CSGPCostar Group, Inc.COM22,560$1.81M0.3%00.0%UnchangedHistory
LBRDKLiberty Broadband CorpCOM SER C18,674$1.84M0.3%00.0%UnchangedHistory
FNFFidelity National Financial, Inc.COM SHS33,409$1.87M0.3%00.0%UnchangedHistory
HLTHilton Worldwide Holdings Inc.COM7,133$1.90M0.3%00.0%UnchangedHistory
PNCPNC Financial Services Group, Inc.Stock10,444$1.95M0.3%00.0%UnchangedHistory
HDHome Depot, Inc.Stock5,500$2.02M0.3%00.0%UnchangedHistory
BXBlackstone Inc.COM13,700$2.05M0.3%00.0%UnchangedHistory
FOXFox CorpCL B COM41,266$2.13M0.3%00.0%UnchangedHistory
MCBMetropolitan Bank Holding Corp.COM31,500$2.21M0.4%00.0%UnchangedHistory
APOApollo Global Management, Inc.COM15,948$2.26M0.4%00.0%UnchangedHistory
ADBEAdobe Inc.Stock6,000$2.32M0.4%00.0%UnchangedHistory
DHRDanaher CorpStock12,505$2.47M0.4%00.0%UnchangedHistory
MLMMartin Marietta Materials IncCOM4,500$2.47M0.4%00.0%UnchangedHistory
ARESAres Management CorpCL A COM STK14,500$2.51M0.4%+500+3.6%AddedHistory
PANWPalo Alto Networks IncStock12,500$2.56M0.4%00.0%UnchangedHistory
BROBrown & Brown, Inc.Stock24,000$2.66M0.4%00.0%UnchangedHistory
AJGArthur J. Gallagher & Co.COM8,375$2.68M0.4%00.0%UnchangedHistory
EOGEOG Resources IncStock25,900$3.10M0.5%00.0%UnchangedHistory
EFXEquifax IncCOM12,000$3.11M0.5%00.0%UnchangedHistory
CRWDCrowdStrike Holdings, Inc.Stock6,250$3.18M0.5%00.0%UnchangedHistory
WMTWalmart Inc.Stock33,000$3.23M0.5%00.0%UnchangedHistory
GOOGAlphabet Inc.Stock20,000$3.55M0.6%00.0%UnchangedHistory
NUENucor CorpCOM27,992$3.63M0.6%00.0%UnchangedHistory
MCOMoodys CorpStock8,000$4.01M0.7%00.0%UnchangedHistory
EVREvercore Inc.CLASS A15,000$4.05M0.7%00.0%UnchangedHistory
BLKBlackRock, Inc.Stock3,924$4.12M0.7%00.0%UnchangedHistory
DLRDigital Realty Trust, Inc.COM25,552$4.45M0.7%00.0%UnchangedHistory
HLIHoulihan Lokey, Inc.CL A25,000$4.50M0.7%00.0%UnchangedHistory
TMUST-Mobile US, Inc.Stock20,650$4.92M0.8%00.0%UnchangedHistory
MUMicron Technology IncStock48,500$5.98M1.0%00.0%UnchangedHistory
CHTRCharter Communications, Inc.CL A15,942$6.52M1.1%00.0%UnchangedHistory
FTAIFTAI Aviation Ltd.SHS57,000$6.56M1.1%00.0%UnchangedHistory
PJTPJT Partners Inc.COM CL A41,519$6.85M1.1%00.0%UnchangedHistory
NTBBank of N.T. Butterfield & Son LtdSHS NEW155,408$6.88M1.1%00.0%UnchangedHistory
JPMJPMorgan Chase & CoStock24,148$7.00M1.1%00.0%UnchangedHistory
SPGIS&P Global Inc.Stock13,667$7.21M1.2%00.0%UnchangedHistory
FERGFerguson Enterprises Inc.COMMON STOCK NEW41,255$8.98M1.5%00.0%UnchangedHistory
METAMeta Platforms, Inc.Stock12,800$9.45M1.5%00.0%UnchangedHistory
IBKRInteractive Brokers Group, Inc.Stock186,832$10.4M1.7%00.0%UnchangedConverted for a 4-for-1 splitHistory
MSFTMicrosoft CorpStock26,000$12.9M2.1%00.0%UnchangedHistory
MAMastercard IncStock26,000$14.6M2.4%00.0%UnchangedHistory
CNQCanadian Natural Resources LtdCOM499,800$15.7M2.6%00.0%UnchangedHistory
GOOGLAlphabet Inc.Stock155,600$27.4M4.5%00.0%UnchangedHistory
NVDANVIDIA CorpStock180,000$28.4M4.7%00.0%UnchangedHistory
AAPLApple Inc.Stock148,400$30.4M5.0%00.0%UnchangedHistory
AMZNAmazon Com IncStock154,700$33.9M5.6%00.0%UnchangedHistory
EQIXEquinix IncCOM252,790$201.1M32.9%+300+0.1%AddedHistory

Sold out since Q1 2025 (11)

Positions held at the end of Q1 2025 that are gone from this filing.

Positions of Harbor Advisors LLC sold out since Q1 2025
SecurityClassShares in Q1 2025Value in Q1 2025% of portfolio in Q1 2025History
HONEHarborOne Bancorp, Inc.COM NEW69,374$719.4K0.1%History
FBMSFirst Bancshares IncCOM15,671$529.8K0.1%History
NTRNutrien Ltd.COM10,208$507.0K0.1%History
BCMLBayCom CorpCOM18,182$457.6K0.1%History
CAGConagra Brands Inc.Stock16,500$440.1K0.1%History
FISFidelity National Information Services, Inc.Stock4,750$354.7K0.1%History
DISWalt Disney CoStock3,328$328.5K0.1%History
FAFFirst American Financial CorpStock5,000$328.1K0.1%History
CBUCommunity Financial System, Inc.COM4,058$230.7K<0.1%History
WTWWillis Towers Watson PLCSHS605$204.5K<0.1%History
ESSAESSA Bancorp, Inc.COM10,000$188.5K<0.1%History