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Harbor Advisors LLC

SEC CIK
0001687156
Latest filing
Jul 28, 2026

Holdings in Q4 2023

Holdings as of Dec 31, 2023, filed Feb 1, 2024. Long positions only; changes compare share counts with Q3 2023.

Institution overview
Positions
175
+10 vs. Q3 2023
Portfolio value
$523.0M
+$56.2M (+12.0%) vs. Q3 2023
Filed
Feb 1, 2024
SEC
Holdings of Harbor Advisors LLC in Q4 2023
SecurityClassSharesValue% of portfolioShare changeActionHistory
TTTrane Technologies plcSHS3,500$853.6K0.2%00.0%UnchangedHistory
ACGLArch Capital Group Ltd.Stock11,500$854.1K0.2%+2,500+27.8%AddedHistory
URIUnited Rentals, Inc.COM1,500$860.1K0.2%00.0%UnchangedHistory
HESHess CorpStock6,000$865.0K0.2%00.0%UnchangedHistory
FCNFti Consulting, IncCOM4,500$896.2K0.2%00.0%UnchangedHistory
PFEPfizer IncStock31,962$920.2K0.2%+13,000+68.6%AddedHistory
ARESAres Management CorpCL A COM STK8,000$951.4K0.2%00.0%UnchangedHistory
WFCWells Fargo & CompanyStock20,000$984.4K0.2%00.0%UnchangedHistory
LIILennox International IncCOM2,200$984.5K0.2%00.0%UnchangedHistory
KDPKeurig Dr Pepper Inc.COM30,000$999.6K0.2%00.0%UnchangedHistory
BXBlackstone Inc.COM7,700$1.01M0.2%00.0%UnchangedHistory
CSXCSX CorpStock30,000$1.04M0.2%00.0%UnchangedHistory
VVisa Inc.Stock4,000$1.04M0.2%00.0%UnchangedHistory
PNFPPinnacle Financial Partners, Inc.COM12,000$1.05M0.2%00.0%UnchangedHistory
NTRNutrien Ltd.COM18,608$1.05M0.2%00.0%UnchangedHistory
State Street SPDR S&P Regional Banking ETF78464A698ETF20,000$1.05M0.2%+20,000New–
OZKBank OZKCOM21,455$1.07M0.2%00.0%UnchangedHistory
COPConocoPhillipsStock9,272$1.08M0.2%00.0%UnchangedHistory
HONEHarborOne Bancorp, Inc.COM NEW90,101$1.08M0.2%00.0%UnchangedHistory
CRWDCrowdStrike Holdings, Inc.Stock4,250$1.09M0.2%00.0%UnchangedHistory
CMCSAComcast CorpStock25,000$1.10M0.2%00.0%UnchangedHistory
APOApollo Global Management, Inc.COM11,948$1.11M0.2%+10.0%AddedHistory
ITGartner IncCOM2,500$1.13M0.2%00.0%UnchangedHistory
FOXFox CorpCL B COM41,266$1.14M0.2%+10.0%AddedHistory
ZTSZoetis Inc.Stock5,976$1.18M0.2%00.0%UnchangedHistory
HLTHilton Worldwide Holdings Inc.COM7,133$1.30M0.2%00.0%UnchangedHistory
MCBMetropolitan Bank Holding Corp.COM24,783$1.37M0.3%+2,283+10.1%AddedHistory
AJGArthur J. Gallagher & Co.COM6,500$1.46M0.3%+1,000+18.2%AddedHistory
PANWPalo Alto Networks IncStock5,000$1.47M0.3%+1,000+25.0%AddedHistory
CPCanadian Pacific Kansas City LtdCOM18,746$1.48M0.3%00.0%UnchangedHistory
FBKFB Financial CorpCOM37,387$1.49M0.3%00.0%UnchangedHistory
CSGPCostar Group, Inc.COM17,060$1.49M0.3%+7,000+69.6%AddedHistory
LBRDKLiberty Broadband CorpCOM SER C18,674$1.50M0.3%00.0%UnchangedHistory
CTRACoterra Energy Inc.Stock60,043$1.53M0.3%00.0%UnchangedHistory
TMOThermo Fisher Scientific Inc.Stock3,000$1.59M0.3%+1,000+50.0%AddedHistory
PNCPNC Financial Services Group, Inc.Stock10,444$1.62M0.3%00.0%UnchangedHistory
FNFFidelity National Financial, Inc.COM SHS33,409$1.70M0.3%00.0%UnchangedHistory
BROBrown & Brown, Inc.Stock24,000$1.71M0.3%00.0%UnchangedHistory
MTNVail Resorts IncCOM8,000$1.71M0.3%00.0%UnchangedHistory
WMTWalmart Inc.Stock11,000$1.73M0.3%00.0%UnchangedHistory
EGEverest Group, Ltd.COM5,000$1.77M0.3%00.0%UnchangedHistory
HDHome Depot, Inc.Stock5,500$1.91M0.4%00.0%UnchangedHistory
MLMMartin Marietta Materials IncCOM4,500$2.25M0.4%00.0%UnchangedHistory
AKAMAkamai Technologies IncCOM20,000$2.37M0.5%00.0%UnchangedHistory
FTAIFTAI Aviation Ltd.SHS55,000$2.55M0.5%00.0%UnchangedHistory
EVREvercore Inc.CLASS A15,000$2.57M0.5%00.0%UnchangedHistory
GOOGAlphabet Inc.Stock20,000$2.82M0.5%00.0%UnchangedHistory
DHRDanaher CorpStock12,505$2.89M0.6%00.0%UnchangedHistory
EFXEquifax IncCOM12,000$2.97M0.6%00.0%UnchangedHistory
HLIHoulihan Lokey, Inc.CL A25,000$3.00M0.6%00.0%UnchangedHistory
MCOMoodys CorpStock8,000$3.12M0.6%00.0%UnchangedHistory
EOGEOG Resources IncStock25,900$3.13M0.6%00.0%UnchangedHistory
BLKBlackRock, Inc.COM3,924$3.19M0.6%00.0%UnchangedHistory
OSGOctave Specialty Group IncCOM NEW196,382$3.24M0.6%00.0%UnchangedHistory
TMUST-Mobile US, Inc.Stock20,650$3.31M0.6%00.0%UnchangedHistory
ADBEAdobe Inc.Stock6,000$3.58M0.7%00.0%UnchangedHistory
DLRDigital Realty Trust, Inc.COM28,737$3.87M0.7%00.0%UnchangedHistory
JPMJPMorgan Chase & CoStock24,148$4.11M0.8%00.0%UnchangedHistory
IBKRInteractive Brokers Group, Inc.Stock49,558$4.11M0.8%00.0%UnchangedHistory
MUMicron Technology IncStock48,500$4.14M0.8%00.0%UnchangedHistory
PJTPJT Partners Inc.COM CL A41,519$4.23M0.8%00.0%UnchangedHistory
METAMeta Platforms, Inc.Stock12,800$4.53M0.9%00.0%UnchangedHistory
NUENucor CorpCOM27,992$4.87M0.9%00.0%UnchangedHistory
NTBBank of N.T. Butterfield & Son LtdSHS NEW165,408$5.29M1.0%00.0%UnchangedHistory
SPGIS&P Global Inc.Stock13,667$6.02M1.2%00.0%UnchangedHistory
NVDANVIDIA CorpStock17,400$8.62M1.6%00.0%UnchangedHistory
MSFTMicrosoft CorpStock25,500$9.59M1.8%00.0%UnchangedHistory
FERGFerguson Enterprises Inc.SHS50,190$9.65M1.8%00.0%UnchangedHistory
CHTRCharter Communications, Inc.CL A27,656$10.7M2.1%00.0%UnchangedHistory
MAMastercard IncStock26,000$11.1M2.1%00.0%UnchangedHistory
CNQCanadian Natural Resources LtdCOM249,900$16.4M3.1%00.0%UnchangedHistory
GOOGLAlphabet Inc.Stock155,600$21.7M4.2%00.0%UnchangedHistory
AMZNAmazon Com IncStock154,000$23.4M4.5%00.0%UnchangedHistory
AAPLApple Inc.Stock148,400$28.6M5.5%00.0%UnchangedHistory
EQIXEquinix IncCOM261,710$210.8M40.3%00.0%UnchangedHistory

Sold out since Q3 2023 (7)

Positions held at the end of Q3 2023 that are gone from this filing.

Positions of Harbor Advisors LLC sold out since Q3 2023
SecurityClassShares in Q3 2023Value in Q3 2023% of portfolio in Q3 2023History
ATVIActivision Blizzard, Inc.COM4,000$374.5K0.1%History
Chindata Group Hldgs Ltd16955F107ADS15,600$129.5K<0.1%–
PROFProfound Medical Corp.COM NEW12,400$126.5K<0.1%History
IHSIHS Holding LtdORD SHS10,000$55.5K<0.1%History
CMCTCreative Media & Community Trust CorpCOM NEW10,000$40.5K<0.1%History
INVZInnoviz Technologies Ltd.SHS20,000$39.0K<0.1%History
AGILWAgileThought, Inc.*W EXP 99/99/99920,000$198<0.1%History