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Harbor Advisors LLC

CIK 1687156 · latest 13F filed 28 July 2026 · Read the filing on EDGAR

Harbor Advisors LLC reported 194 US-listed holdings worth $795.1 million in its 13F for the quarter ended 30 June 2026, filed 28 July 2026. Its largest: Equinix Inc. (31.4%), Micron Technology Inc. (7.3%) and Alphabet Inc. (6.5%). Against the quarter before, it opened 10 positions, added to 7, trimmed 4 and sold out of 13.

Reported holdings$795.1M+14.9% on Q1 2026
Positions194-3 on Q1 2026
The largest ten67.8%of its reported holdings
Latest 13FQ2 2026filed 28 July 2026
Where the money is
HeldTrimmed
EQIX31.4%MU7.3%GOOGL6.5%AAPL5.4%AMZN4.6%NVDA4.5%CNQ2.5%IBKR2.0%FTAI1.9%MA1.7%MSFT1.2%FERG1.2%NTBJPM180 more27.6%

The 14 largest of its 194 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q1 2026.

Reported holdings, quarter by quarter
Q3 2024: $597.5 million in 188 positions$598MQ3 24Q4 2024: $636.5 million in 192 positions$637MQ4 24Q1 2025: $576.0 million in 193 positions$576MQ1 25Q2 2025: $611.0 million in 190 positions$611MQ2 25Q3 2025: $648.4 million in 190 positions$648MQ3 25Q4 2025: $665.8 million in 193 positions$666MQ4 25Q1 2026: $692.2 million in 197 positions$692MQ1 26Q2 2026: $795.1 million in 194 positions$795MQ2 26

What the fund reported holding at each quarter's end; hover a bar for the number of positions

What its reported holdings returned

Held through each quarter, the holdings it reported returned +33.9% over the 7 quarters to 30 June 2026, against +30.2% for the S&P 500.

Its reported holdingsThe S&P 500
100110120130Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Its holdings +33.9%S&P 500 +30.2%

Not the fund's own return: each 13F's holdings are kept unchanged until the next one, so trades inside a quarter, dividends, cash and fees are left out. A rough guide to how its picks have done over time.

What it did on the quarter

Opened 10Added 7Held 173Trimmed 4Sold out 13
Opened: 10Added: 7Held: 173Trimmed: 4Sold out: 13

Its positions against its 13F for the quarter to 31 March 2026; a change under 0.1% of a position counts as held

Opened 10

  1. McDonald's Corp. MCD$540,620
  2. Trulieve Cannabis Corp. F TRLV$484,190
  3. Third Coast Bancshares Inc. TCBX$404,000
  4. ServiceNow, Inc. NOW$297,840
  5. Navitas Semiconductor Corp NVTS$268,800
  6. United Parcel Service Inc. UPS$215,000
  7. Patriot Acquisition Corp. PTACU$190,499
  8. Erock Inc Class Class A EROC$168,200

and 2 more in the table below

Added to 7

  1. Devon Energy Corp. DVN+42,030 shares · +407%
  2. Digital Realty Trust, Inc. DLR+5,000 shares · +20%
  3. GDS Hldgs Ltd GDS+12,500 shares · +26%
  4. Willis Lease Fin Corp. WLFC+1,000 shares · +50%
  5. NB Bancorp Inc. NBBK+7,500 shares · +75%
  6. American Integrity Ins Group AII+7,500 shares · +24%
  7. Ferrovial SE FER+86 shares · +1%

Trimmed 4

  1. Micron Technology Inc. MU-1,000 shares · -2%
  2. Cipher Mining Inc. CIFR-20,000 shares · -67%
  3. Centene Corp. CNC-5,000 shares · -42%
  4. Hanmi Financial Corp. HAFC-5,000 shares · -25%

Sold out of 13

  1. Coterra Energy Inc. CTRA$2.1 million last quarter
  2. ExxonMobil Holdings Corp. XOM$1.4 million last quarter
  3. Liberty Global Ltd LBTYK$285,274 last quarter
  4. Versant Media Group, Inc. VSNT$277,650 last quarter
  5. HCA Healthcare, Inc. HCA$236,620 last quarter
  6. Intuitive Surgical Inc. ISRG$230,495 last quarter
  7. Kinross Gold Corp. KGC$225,848 last quarter
  8. Dow Inc. DOW$208,250 last quarter

What it holds

CompanySharesValueOf its bookChange in shares
Equinix Inc. EQIX239.2K$249.4 million31.36%no change
Micron Technology Inc. MU50.0K$57.7 million7.26%-1.0K
Alphabet Inc. GOOGL145.6K$52.0 million6.54%no change
Apple Inc. AAPL148.4K$42.9 million5.40%no change
Amazon.com Inc. AMZN153.2K$36.5 million4.59%no change
NVIDIA Corp. NVDA180.0K$36.0 million4.53%no change
Canadian Natural Resources Limited CNQ499.8K$19.7 million2.48%no change
Interactive Brokers Group, Inc. IBKR186.8K$16.3 million2.05%no change
Ftai Aviation Ltd FTAI57.0K$15.4 million1.94%no change
Mastercard Inc. MA26.0K$13.4 million1.68%no change
Microsoft Corp. MSFT26.5K$9.9 million1.24%no change
Ferguson Enterprises Inc. FERG41.3K$9.8 million1.23%no change
Bank of NT Butterfield&son L NTB144.9K$8.6 million1.08%no change
JPMorgan Chase & Co. JPM24.1K$7.9 million0.99%no change
Meta Platforms, Inc. META13.8K$7.8 million0.98%no change
Yandex N V NBIS27.6K$7.6 million0.96%no change
Alphabet Inc. GOOG20.0K$7.1 million0.89%no change
PJT Partners Inc. PJT41.5K$6.3 million0.79%no change
Nucor Corp. NUE28.0K$6.2 million0.78%no change
S&P Global Inc. SPGI13.7K$5.6 million0.70%no change
Digital Realty Trust, Inc. DLR30.6K$5.5 million0.69%+5.0K
Evercore Inc. EVR15.0K$5.1 million0.64%no change
CrowdStrike Holdings, Inc. CRWD6.2K$4.8 million0.60%no change
BlackRock, Inc. BLK3.9K$3.8 million0.47%no change
Walmart Inc. WMT33.0K$3.7 million0.47%no change
Moody's Corp. MCO8.0K$3.6 million0.46%no change
T-Mobile US, Inc. TMUS20.6K$3.5 million0.44%no change
Palo Alto Networks Inc. PANW10.0K$3.4 million0.43%no change
EOG Resources Inc. EOG25.9K$3.4 million0.42%no change
Houlihan Lokey, Inc. HLI25.0K$3.4 million0.42%no change
Metropolitan BK Hldg Corp. MCB31.5K$3.1 million0.39%no change
General Electric Co. GE7.0K$2.6 million0.33%no change
Martin Marietta Materials Inc. MLM4.5K$2.6 million0.33%no change
PNC Financial Services Group, Inc. PNC10.4K$2.6 million0.32%no change
Danaher Corp. DHR12.5K$2.4 million0.30%no change
Akamai Technologies Inc. AKAM20.0K$2.4 million0.30%no change
Hilton Worldwide Holdings Inc. HLT7.1K$2.4 million0.30%no change
Advanced Micro Devices Inc. AMD4.0K$2.3 million0.29%no change
FB Financial Corp. FBK40.8K$2.3 million0.28%no change
Devon Energy Corp. DVN52.4K$2.2 million0.27%+42.0K
Popular Inc. BPOP13.0K$2.1 million0.27%no change
Chevron Corp. CVX12.6K$2.1 million0.26%no change
Home Depot, Inc. HD5.5K$1.9 million0.24%no change
Fox Corp. FOX41.3K$1.9 million0.24%no change
Arthur J. Gallagher & Co. AJG8.4K$1.9 million0.24%no change
Equifax Inc. EFX12.0K$1.9 million0.24%no change
Apollo Global Management, Inc. APO15.9K$1.9 million0.24%no change
Customers Bancorp, Inc. CUBI23.0K$1.8 million0.23%no change
GDS Hldgs Ltd GDS60.0K$1.8 million0.23%+12.5K
Everest Group, Ltd. EG5.0K$1.8 million0.22%no change
Trane Technologies plc TT3.5K$1.7 million0.22%no change
United Rentals, Inc. URI1.5K$1.7 million0.21%no change
Vertiv Holdings Co. VRT5.0K$1.7 million0.21%no change
Wells Fargo & Company WFC20.0K$1.7 million0.21%no change
Canadian Pacific Kansas City LT CP18.7K$1.6 million0.20%no change
Ares Management Corp. ARES14.5K$1.6 million0.20%no change
Blackstone Inc. BX13.7K$1.6 million0.20%no change
Fidelity National Financial, Inc. FNF33.4K$1.6 million0.20%no change
Eli Lilly & Co. LLY1.3K$1.6 million0.20%no change
Brown & Brown, Inc. BRO24.0K$1.5 million0.19%no change
Thermo Fisher Scientific Inc. TMO3.0K$1.5 million0.19%no change
GE Vernova Inc. GEV1.2K$1.5 million0.18%no change
CSX Corp. CSX30.0K$1.4 million0.18%no change
Snowflake Inc. SNOW5.5K$1.4 million0.18%no change
ASML Holding N.V. ASML700$1.4 million0.18%no change
Morgan Stanley MS6.6K$1.4 million0.17%no change
Visa Inc. V4.0K$1.4 million0.17%no change
Broadcom Inc. AVGO3.5K$1.3 million0.17%no change
RTX Corp. RTX6.8K$1.3 million0.16%no change
Palantir Technologies Inc. PLTR11.0K$1.3 million0.16%no change
Lennox International Inc. LII2.2K$1.3 million0.16%no change
Charter Communications, Inc. CHTR8.7K$1.2 million0.16%no change
Western Alliance Bancorporation WAL15.0K$1.2 million0.16%no change
Adobe Inc. ADBE6.0K$1.2 million0.15%no change
Ambac Finl Group Inc. OSG196.4K$1.2 million0.15%no change
Pinnacle Financial Partners, Inc. PNFP12.0K$1.2 million0.15%no change
Bank Ozk Little Rock ARK OZK21.5K$1.1 million0.14%no change
Arch Capital Group Ltd. ACGL11.5K$1.1 million0.14%no change
First Citizens BancShares Inc FCNCA512$1.1 million0.13%no change
EchoStar Corp. ECHO10.0K$1.0 million0.13%no change
Keurig Dr Pepper Inc. KDP30.0K$981,9000.12%no change
Moelis & Co. MC14.8K$968,2160.12%no change
ConocoPhillips COP9.3K$963,9170.12%no change
Carrier Global Corp. CARR13.0K$953,5500.12%no change
Norfolk Southern Corp. NSC3.0K$943,7700.12%no change
SL Green Realty Corp. SLG17.0K$880,0900.11%no change
Alibaba Group Holding Limited BABA9.0K$863,8200.11%no change
iShares Trust IWV2.0K$852,8000.11%no change
Affiliated Managers Group, Inc. AMG2.5K$846,0000.11%no change
Aon plc AON2.5K$829,2250.10%no change
Lowe's Companies Inc. LOW3.7K$815,8130.10%no change
CBRE Group, Inc. CBRE6.0K$808,1400.10%no change
Atlantic Union Bankshares Corp. AUB18.6K$788,8280.10%no change
Yum China Hldgs Inc. YUMC19.0K$776,5300.10%no change
Hyatt Hotels Corp. H4.0K$775,3600.10%no change
Diamondback Energy, Inc. FANG4.4K$773,0800.10%no change
Pfizer Inc. PFE32.0K$769,6450.10%no change
McKesson Corp. MCK1.0K$755,6000.10%no change
Costar Group, Inc. CSGP26.6K$752,1790.09%no change
StandardAero, Inc. SARO25.1K$751,4890.09%no change
Jefferies Financial Group Inc. JEF15.0K$749,7000.09%no change
Berkshire Hathaway Inc. Del1$748,8500.09%no change
Third Federal Savings and Loan TFSL42.3K$748,8470.09%no change
Williams Companies, Inc. WMB10.0K$743,4000.09%no change
American Integrity Ins Group AII38.2K$719,1550.09%+7.5K
Citigroup Inc. C5.0K$699,8000.09%no change
Willis Lease Fin Corp. WLFC3.0K$686,4000.09%+1.0K
Vail Resorts Inc. MTN5.0K$680,7500.09%no change
American Express Co. AXP2.0K$676,5000.09%no change
American International Group, Inc. AIG9.0K$670,7700.08%no change
FTI Consulting, Inc. FCN4.5K$670,5450.08%no change
Renasant Corp. RNST15.7K$666,6440.08%no change
UnitedHealth Group Inc. UNH1.6K$665,0080.08%no change
Dell Technologies Inc. DELL1.5K$647,1900.08%no change
Liberty Broadband Corp. LBRDK18.7K$621,0970.08%no change
Ferrovial SE FER9.1K$620,6270.08%+86
Bloom Energy Corp. BE2.0K$605,4000.08%no change
Phillips 66 PSX3.5K$598,6060.08%no change
PCB Bancorp PCB20.0K$567,4000.07%no change
MSCI Inc. MSCI1.0K$560,0400.07%no change
First Horizon Corp. FHN21.7K$557,2080.07%no change
Voya Financial, Inc. VOYA6.0K$543,1800.07%no change
McDonald's Corp. MCD2.0K$540,6200.07%new
Uber Technologies, Inc. UBER7.3K$526,6240.07%no change
Goldman Sachs Group Inc. GS500$505,6850.06%no change
Oracle Corp. ORCL3.4K$498,2700.06%no change
Hanmi Financial Corp. HAFC15.0K$486,0000.06%-5.0K
Trulieve Cannabis Corp. F TRLV42.6K$484,1900.06%new
Taiwan Semiconductor Manufacturing Company Limited TSM1.0K$477,5700.06%no change
Centene Corp. CNC7.0K$449,3300.06%-5.0K
Seacoast Banking Corp. of Florida SBCF13.3K$441,2940.06%no change
Agnico Eagle Mines Ltd AEM2.8K$434,3640.05%no change
Delta Air Lines, Inc. DAL4.6K$431,0230.05%no change
Zoetis Inc. ZTS6.0K$429,4350.05%no change
Kinsale Capital Group, Inc. KNSL1.3K$428,7530.05%no change
NXP Semiconductors N.V. NXPI1.5K$421,5450.05%no change
Franco Nev Corp. FNV2.0K$416,8800.05%no change
Viking Therapeutics Inc. VKTX10.5K$409,6050.05%no change
Capital Bancorp Inc. MD CBNK11.5K$404,4770.05%no change
Third Coast Bancshares Inc. TCBX10.0K$404,0000.05%new
Coreweave Inc. CRWV4.0K$398,1600.05%no change
F&G Annuities & Life, Inc. FG14.3K$379,5720.05%no change
Verisign Inc. VRSN1.5K$377,3400.05%no change
Marriott International Inc. MAR1.0K$370,5900.05%no change
NB Bancorp Inc. NBBK17.5K$369,7750.05%+7.5K
Veralto Corp. VLTO4.2K$369,5300.05%no change
Live Nation Entertainment, Inc. LYV2.0K$366,2200.05%no change
Netflix Inc. NFLX5.0K$357,0000.04%no change
JD.com, Inc. JD14.0K$356,7200.04%no change
Blue Owl Capital Inc. OWL40.0K$350,0000.04%no change
Hometrust Bancshares Inc. HTB7.0K$348,9810.04%no change
FedEx Corp. FDX1.1K$335,3620.04%no change
Phoenix Ed Partners Inc. Com Added PXED10.0K$328,5000.04%no change
Gartner Inc. IT2.5K$324,0500.04%no change
Kenvue Inc. KVUE17.0K$323,9340.04%no change
Freeport-McMoRan Inc. FCX5.0K$314,4500.04%no change
Jones Lang Lasalle Inc. JLL1.0K$309,9500.04%no change
Huntsman Corp. HUN29.1K$309,5310.04%no change
Alerus Finl Corp. ALRS9.9K$306,8640.04%no change
Highwoods Properties, Inc. HIW10.0K$301,6000.04%no change
Old National Bancorp ONB11.6K$299,1450.04%no change
ServiceNow, Inc. NOW3.0K$297,8400.04%new
Resmed Inc. RMD1.5K$292,3200.04%no change
Janus Living Inc. JAN10.0K$287,4000.04%no change
Navitas Semiconductor Corp NVTS15.0K$268,8000.03%new
Madrigal Pharmaceuticals Inc. MDGL500$268,4750.03%no change
TransDigm Group Inc. TDG200$266,4080.03%no change
Ingles Mkts Inc. IMKTA3.0K$265,7400.03%no change
FTAI Infrastructure Inc FIP55.0K$255,2000.03%no change
GoDaddy Inc. GDDY3.0K$254,6400.03%no change
Gilead Sciences, Inc. GILD2.0K$252,6800.03%no change
Hoyne Bancorp Inc. HYNE15.0K$251,1000.03%no change
Fox Corp. FOXA4.8K$248,5950.03%no change
Smurfit Westrock plc SW5.3K$245,8720.03%no change
Cipher Mining Inc. CIFR10.0K$245,0000.03%-20.0K
iShares Inc. EWZ7.0K$241,5000.03%no change
Salesforce, Inc. CRM1.5K$234,9900.03%no change
Venture Global Inc. VG20.0K$222,6000.03%no change
CME Group Inc. CME1.0K$220,8300.03%no change
United Parcel Service Inc. UPS2.0K$215,0000.03%new
Olin Corp. OLN10.0K$198,2000.02%no change
Patriot Acquisition Corp. PTACU19.1K$190,4990.02%new
Erock Inc Class Class A EROC11.6K$168,2000.02%new
Bitdeer Technologies Group BTDR10.0K$158,7000.02%new
Americold Realty Trust Inc. COLD10.0K$157,2000.02%no change
BGC Group, Inc. BGC10.0K$106,9000.01%no change
Nuscale PWR Corp. SMR10.0K$100,3000.01%no change
Melco Resorts and Entmnt Ltd MLCO17.5K$92,2250.01%no change
Fermi Inc. Com FRMI10.0K$91,6000.01%new
Blue Ridge Bankshares Inc. Va BRBS21.1K$74,4160.01%no change
Grupo Televisa S A B TV24.6K$66,7420.01%no change
Hertz Global Hldgs Inc. HTZ26.5K$59,9480.01%no change
Annexon Inc. ANNX10.0K$57,1000.01%no change
Bausch Health Cos Inc. BHC10.0K$49,3000.01%no change
Every US-listed position in the fund's 13F for the quarter ended 30 June 2026, by the value it reported.
Read moreChange is shares against its 13F for the quarter before; the 13 it sold out of are in the box above.