Investor
Harbor Advisors LLC
CIK 0001687156 · filed 2026-05-07 · SEC filing
13F book
$692.2M
Positions
197
9 new · 5 sold
Largest name
33.9%
Equinix Inc · EQIX
Est. mark
$37.3M
Price effect on 188 names still held. Flow −$10.9M.
| Name | Ticker | Shares | Value | Weight | Est. mark | Change |
|---|---|---|---|---|---|---|
| Equinix Inc | EQIX | 239.2K | $234.5M | 33.9% | $51.2M | Cut$40.8M |
| Alphabet Inc | — | 145.6K | $41.9M | 6.0% | −$3.7M | Cut−$6.83M |
| Apple Inc. | AAPL | 148.4K | $37.7M | 5.4% | −$2.68M | Held |
| Amazon Com Inc | AMZN | 153.2K | $31.9M | 4.6% | −$3.45M | Held |
| Nvidia Corp | NVDA | 180K | $31.4M | 4.5% | −$2.18M | Held |
| Canadian Nat Res Ltd | — | 499.8K | $24.4M | 3.5% | $7.44M | Held |
| Micron Technology Inc | MU | 51K | $17.2M | 2.5% | $2.54M | Added$3.39M |
| Ftai Aviation Ltd | — | 57K | $14M | 2.0% | $2.74M | Held |
| Mastercard Inc | MA | 26K | $13M | 1.9% | −$1.85M | Held |
| Interactive Brokers Group In | — | 186.8K | $12.5M | 1.8% | $515.7K | Held |
| Microsoft Corp | MSFT | 26.5K | $9.81M | 1.4% | −$2.95M | Added−$2.76M |
| Ferguson Enterprises Inc | — | 41.3K | $9.62M | 1.4% | $438.5K | Held |
| Meta Platforms, Inc. | META | 13.8K | $7.9M | 1.1% | −$1.21M | Held |
| Bank Of Nt Butterfield&Son L | — | 144.9K | $7.6M | 1.1% | $385.5K | Cut−$137.7K |
| Jpmorgan Chase & Co. | — | 24.1K | $7.1M | 1.0% | −$677.6K | Held |
| S&P Global Inc. | SPGI | 13.7K | $5.81M | 0.8% | −$1.33M | Held |
| PJT Partners Inc. | PJT | 41.5K | $5.8M | 0.8% | −$1.14M | Held |
| Alphabet Inc | — | 20K | $5.74M | 0.8% | −$538.8K | Held |
| Nucor Corp | NUE | 28K | $4.73M | 0.7% | $167.7K | Held |
| Digital Rlty Tr Inc | — | 25.6K | $4.6M | 0.7% | $651.6K | Held |
| Evercore Inc. | EVR | 15K | $4.48M | 0.6% | −$626.1K | Held |
| T-Mobile Us Inc | — | 20.6K | $4.34M | 0.6% | $144.3K | Held |
| Walmart Inc. | WMT | 33K | $4.1M | 0.6% | $424.7K | Held |
| BlackRock, Inc. | BLK | 3.92K | $3.77M | 0.5% | −$426.3K | Held |
| Eog Res Inc | — | 25.9K | $3.74M | 0.5% | $1.02M | Held |
| Houlihan Lokey, Inc. | HLI | 25K | $3.59M | 0.5% | −$764.2K | Held |
| Moodys Corp | — | 8K | $3.49M | 0.5% | −$596.8K | Held |
| Nebius Group N.V. | NBIS | 27.6K | $2.86M | 0.4% | $553.5K | Held |
| Martin Marietta Matls Inc | — | 4.5K | $2.65M | 0.4% | −$152.9K | Held |
| Metropolitan Bk Hldg Corp | — | 31.5K | $2.62M | 0.4% | $218.3K | Held |
| Chevron Corp New | CVX | 12.6K | $2.6M | 0.4% | $685K | Held |
| Crowdstrike Hldgs Inc | — | 6.25K | $2.44M | 0.4% | −$489.7K | Held |
| Danaher Corporation | — | 12.5K | $2.37M | 0.3% | −$491.7K | Held |
| Akamai Technologies Inc | AKAM | 20K | $2.3M | 0.3% | $552K | Held |
| Fox Corp | — | 41.3K | $2.19M | 0.3% | −$488.2K | Held |
| Pnc Finl Svcs Group Inc | — | 10.4K | $2.17M | 0.3% | −$6.68K | Held |
| Hilton Worldwide Hldgs Inc | — | 7.13K | $2.17M | 0.3% | $120K | Held |
| Equifax Inc | EFX | 12K | $2.16M | 0.3% | −$442.9K | Held |
| Fb Finl Corp | — | 40.8K | $2.12M | 0.3% | −$157.5K | Held |
| Coterra Energy Inc | — | 60K | $2.11M | 0.3% | $529.6K | Held |
| Ge Aerospace | — | 7K | $1.99M | 0.3% | −$169.8K | Held |
| Gds Hldgs Ltd | — | 47.5K | $1.91M | 0.3% | $107.8K | Added$1.22M |
| Charter Communications Inc N | — | 8.74K | $1.89M | 0.3% | $62.3K | Cut−$1.44M |
| Gallagher Arthur J & Co | — | 8.38K | $1.81M | 0.3% | −$353.5K | Held |
| Home Depot, Inc. | HD | 5.5K | $1.81M | 0.3% | −$83.7K | Held |
| Apollo Global Mgmt Inc | — | 15.9K | $1.78M | 0.3% | −$531.7K | Held |
| Popular Inc | — | 13K | $1.74M | 0.3% | $125.4K | Held |
| Everest Group, Ltd. | EG | 5K | $1.63M | 0.2% | −$62.5K | Held |
| Palantir Technologies Inc. | PLTR | 11K | $1.61M | 0.2% | −$346.2K | Held |
| Palo Alto Networks Inc | PANW | 10K | $1.6M | 0.2% | −$238.8K | Cut−$699.3K |
| Customers Bancorp Inc | — | 23K | $1.6M | 0.2% | −$85.3K | Held |
| Wells Fargo Co New | — | 20K | $1.59M | 0.2% | −$271.8K | Held |
| Ares Management Corporation | — | 14.5K | $1.58M | 0.2% | −$761.7K | Held |
| Blackstone Inc. | BX | 13.7K | $1.58M | 0.2% | −$536.4K | Held |
| Brown & Brown, Inc. | BRO | 24K | $1.57M | 0.2% | −$347.8K | Held |
| Fidelity National Financial, Inc. | FNF | 33.4K | $1.55M | 0.2% | −$274.3K | Held |
| Thermo Fisher Scientific Inc. | TMO | 3K | $1.47M | 0.2% | −$263.8K | Held |
| Canadian Pacific Kansas City | — | 18.7K | $1.47M | 0.2% | $94.3K | Held |
| Trane Technologies Plc | TT | 3.5K | $1.46M | 0.2% | $96.4K | Held |
| Adobe Inc. | ADBE | 6K | $1.46M | 0.2% | −$641.5K | Held |
| Exxon Mobil Corp | — | 8.06K | $1.37M | 0.2% | $397.4K | Held |
| RTX Corp | RTX | 6.77K | $1.31M | 0.2% | $64.3K | Held |
| Vertiv Holdings Co | VRT | 5K | $1.25M | 0.2% | $442.9K | Held |
| Csx Corp | CSX | 30K | $1.23M | 0.2% | $144K | Held |
| Conocophillips | COP | 9.27K | $1.22M | 0.2% | $356K | Held |
| Visa Inc. | V | 4K | $1.21M | 0.2% | −$193.9K | Held |
| Eli Lilly & Co | LLY | 1.3K | $1.2M | 0.2% | −$139.4K | Added$228.5K |
| Echostar Corp | ECHO | 10K | $1.17M | 0.2% | $83.7K | Held |
| Alibaba Group Hldg Ltd | — | 9K | $1.13M | 0.2% | −$147.8K | Added$103.1K |
| Arch Cap Group Ltd | — | 11.5K | $1.1M | 0.2% | $805 | Held |
| United Rentals, Inc. | URI | 1.5K | $1.09M | 0.2% | −$121.1K | Held |
| GE Vernova Inc. | GEV | 1.25K | $1.09M | 0.2% | $274.2K | Held |
| Morgan Stanley | — | 6.61K | $1.09M | 0.2% | −$85.6K | Held |
| Broadcom Inc. | AVGO | 3.5K | $1.08M | 0.2% | −$128.1K | Held |
| Costar Group, Inc. | CSGP | 26.6K | $1.07M | 0.2% | −$714.5K | Held |
| Western Alliance Bancorp | — | 15K | $1.06M | 0.2% | −$185.1K | Added−$114.2K |
| Pinnacle Finl Partners Inc Com | — | 12K | $1.03M | 0.1% | — | New |
| Lennox Intl Inc | — | 2.2K | $1.02M | 0.1% | −$47.2K | Held |
| Bank Ozk Little Rock Ark | — | 21.5K | $984.6K | 0.1% | −$2.79K | Held |
| First Ctzns Bancshares Inc D | — | 512 | $964.9K | 0.1% | −$133.9K | Held |
| Liberty Broadband Corp | — | 18.7K | $939.3K | 0.1% | $31.7K | Held |
| Yum China Hldgs Inc | — | 19K | $926.8K | 0.1% | $19.8K | Held |
| Asml Holding N V | — | 700 | $924.6K | 0.1% | $175.7K | Held |
| Octave Specialty Group Inc | OSG | 196.4K | $913.2K | 0.1% | −$614.7K | Held |
| Pfizer Inc | PFE | 32K | $897.5K | 0.1% | $101.6K | Held |
| Lowes Cos Inc | — | 3.7K | $874.2K | 0.1% | −$18.1K | Held |
| Diamondback Energy, Inc. | FANG | 4.4K | $869.9K | 0.1% | $208.7K | Held |
| Mckesson Corp | MCK | 1K | $865.4K | 0.1% | $45.1K | Held |
| Norfolk Southn Corp | — | 3K | $861K | 0.1% | −$5.16K | Held |
| Moelis & Co | MC | 14.8K | $843.6K | 0.1% | −$173.8K | Held |
| Snowflake Inc. | SNOW | 5.5K | $829.5K | 0.1% | −$342.7K | Added−$267.3K |
| Advanced Micro Devices Inc | AMD | 4K | $813.7K | 0.1% | −$42.9K | Held |
| Cbre Group, Inc. | CBRE | 6K | $812.8K | 0.1% | −$152K | Held |
| Aon plc | AON | 2.5K | $807K | 0.1% | −$75.3K | Held |
| Fti Consulting, Inc | FCN | 4.5K | $795.5K | 0.1% | $26.7K | Held |
| Keurig Dr Pepper Inc. | KDP | 30K | $789.9K | 0.1% | −$50.4K | Held |
| Ishares Tr | — | 2K | $741.4K | 0.1% | −$32.3K | Held |
| CARRIER GLOBAL Corp | CARR | 13K | $732K | 0.1% | $45.1K | Held |
| Williams Cos Inc | — | 10K | $727.8K | 0.1% | $126.7K | Held |
| Berkshire Hathaway Inc Del | — | 1 | $718.1K | 0.1% | −$36.7K | Held |
| Zoetis Inc. | ZTS | 5.98K | $706.4K | 0.1% | −$45.5K | Held |
| Affiliated Managers Group In | — | 2.5K | $691.8K | 0.1% | −$28.9K | Held |
| American Intl Group Inc | — | 9K | $677.3K | 0.1% | −$72.1K | Added$78.4K |
| Atlantic Un Bankshares Corp | — | 18.6K | $666.3K | 0.1% | $8.2K | Held |
| StandardAero, Inc. | SARO | 25.1K | $649K | 0.1% | −$71.6K | Held |
| Phillips 66 | PSX | 3.54K | $645.1K | 0.1% | $188.2K | Held |
| Vail Resorts Inc | MTN | 5K | $641.6K | 0.1% | −$22.4K | Held |
| Sl Green Rlty Corp | — | 17K | $628K | 0.1% | −$151.8K | Held |
| Jefferies Finl Group Inc | — | 15K | $619K | 0.1% | −$310.5K | Held |
| American Express Co | AXP | 2K | $605K | 0.1% | −$134.9K | Held |
| Tfs Finl Corp | — | 42.3K | $593.8K | 0.1% | $28.3K | Held |
| American Integrity Ins Group | — | 30.7K | $591.7K | 0.1% | −$47.6K | Cut−$95.6K |
| Hyatt Hotels Corp | H | 4K | $575.2K | 0.1% | −$66.1K | Held |
| Ferrovial Se | — | 8.97K | $574.5K | 0.1% | −$8.74K | Held |
| Agnico Eagle Mines Ltd | AEM | 2.8K | $568.3K | 0.1% | $93.7K | Held |
| Citigroup Inc | — | 5K | $567K | 0.1% | −$16.4K | Held |
| Renasant Corp | RNST | 15.7K | $566.2K | 0.1% | $14.3K | Held |
| MSCI Inc. | MSCI | 1K | $539K | 0.1% | −$34.7K | Held |
| Hanmi Finl Corp | — | 20K | $527.2K | 0.1% | −$10.1K | Added$121.8K |
| Uber Technologies, Inc | UBER | 7.3K | $524.9K | 0.1% | −$71.4K | Held |
| Devon Energy Corp New | — | 10.3K | $519.8K | 0.1% | $141.4K | Held |
| Oracle Corp | — | 3.4K | $500.2K | 0.1% | −$114.7K | Added$32.4K |
| First Horizon Corporation | — | 21.7K | $494.6K | 0.1% | −$24.8K | Held |
| Franco Nev Corp | — | 2K | $494.1K | 0.1% | $79.5K | Held |
| Netflix Inc | NFLX | 5K | $480.8K | 0.1% | $12K | Held |
| Pcb Bancorp | PCB | 20K | $449.8K | 0.1% | $16.8K | Held |
| Kinsale Cap Group Inc | — | 1.3K | $444.2K | 0.1% | −$64.3K | Held |
| Unitedhealth Group Inc | UNH | 1.6K | $432.9K | 0.1% | −$95.2K | Held |
| Goldman Sachs Group Inc | — | 500 | $423K | 0.1% | −$16.5K | Held |
| Jd.Com Inc | — | 14K | $414K | 0.1% | $12.2K | Held |
| Voya Financial Inc | — | 6K | $409.9K | 0.1% | −$37K | Held |
| Seacoast Bkg Corp Fla | — | 13.3K | $402K | 0.1% | −$15K | Held |
| Gartner Inc | IT | 2.5K | $395.9K | 0.1% | −$234.8K | Held |
| Centene Corp Del | — | 12K | $392.9K | 0.1% | −$100.9K | Held |
| Huntsman Corp | HUN | 29.1K | $387.9K | 0.1% | $96.5K | Held |
| Cipher Mining Inc | CIFR | 30K | $386.1K | 0.1% | −$18.9K | Added$238.5K |
| Fedex Corp | FDX | 1.07K | $381.5K | 0.1% | $72.1K | Held |
| Verisign Inc | — | 1.5K | $372.5K | 0.1% | $8.12K | Held |
| Veralto Corp | VLTO | 4.17K | $368.4K | 0.1% | −$47.3K | Held |
| Blue Owl Capital Inc | — | 40K | $365.2K | 0.1% | −$232.4K | Held |
| F&G Annuities & Life Inc | — | 14.3K | $361.4K | 0.1% | −$78.9K | Held |
| Capital Bancorp Inc Md | — | 11.5K | $342.5K | 0.0% | $18.1K | Held |
| Viking Therapeutics, Inc. | VKTX | 10.5K | $341.7K | 0.0% | −$27.7K | Held |
| Willis Lease Fin Corp | — | 2K | $340.5K | 0.0% | — | New |
| Taiwan Semiconductor Mfg Ltd | — | 1K | $337.9K | 0.0% | $34.1K | Held |
| Resmed Inc | — | 1.5K | $336.7K | 0.0% | −$24.6K | Held |
| Marriott Intl Inc New | — | 1K | $327.1K | 0.0% | $16.8K | Held |
| Venture Global, Inc. | VG | 20K | $315.2K | 0.0% | $178.8K | Cut$42.4K |
| Phoenix Ed Partners Inc | — | 10K | $314.6K | 0.0% | $11.6K | Held |
| CoreWeave, Inc. | CRWV | 4K | $309.9K | 0.0% | $23.4K | Held |
| Delta Air Lines Inc Del | DAL | 4.6K | $305.9K | 0.0% | −$13.4K | Held |
| Live Nation Entertainment In | — | 2K | $305K | 0.0% | $20K | Held |
| Jones Lang Lasalle Inc | JLL | 1K | $304.3K | 0.0% | −$32.2K | Held |
| HomeTrust Bancshares, Inc. | HTB | 7K | $298.3K | 0.0% | −$2.03K | Held |
| Olin Corp | OLN | 10K | $297.3K | 0.0% | $89K | Held |
| Cme Group Inc. | CME | 1K | $295.4K | 0.0% | $22.3K | Held |
| NXP Semiconductors N.V. | NXPI | 1.5K | $295.3K | 0.0% | −$30.3K | Held |
| Freeport-Mcmoran Inc | FCX | 5K | $293.9K | 0.0% | $40K | Held |
| Kenvue Inc. | KVUE | 17K | $292.2K | 0.0% | −$170 | Held |
| Liberty Global Ltd | — | 24.3K | $285.3K | 0.0% | $16.8K | Held |
| Salesforce, Inc. | CRM | 1.5K | $280K | 0.0% | −$117.4K | Held |
| Gilead Sciences, Inc. | GILD | 2K | $278.7K | 0.0% | $33.3K | Held |
| Fox Corp | — | 4.77K | $278.3K | 0.0% | −$69.9K | Held |
| Versant Media Group, Inc. | VSNT | 7.5K | $277.6K | 0.0% | — | New |
| FTAI Infrastructure Inc. | FIP | 55K | $271.7K | 0.0% | $18.2K | Held |
| Bloom Energy Corp | BE | 2K | $271K | 0.0% | $97.2K | Cut$10.3K |
| Ingles Mkts Inc | — | 3K | $269.7K | 0.0% | $64K | Held |
| Ishares Inc | — | 7K | $268.7K | 0.0% | $46.3K | Held |
| Madrigal Pharmaceuticals, Inc. | MDGL | 500 | $261.7K | 0.0% | — | New |
| Old Natl Bancorp Ind | — | 11.6K | $255.3K | 0.0% | −$2.43K | Held |
| GoDaddy Inc. | GDDY | 3K | $248K | 0.0% | −$124.2K | Held |
| Dell Technologies Inc. | DELL | 1.5K | $246.2K | 0.0% | — | New |
| HCA Healthcare, Inc. | HCA | 500 | $236.6K | 0.0% | $3.19K | Held |
| Janus Living, Inc. | JAN | 10K | $235.7K | 0.0% | — | New |
| Alerus Finl Corp | — | 9.87K | $233.9K | 0.0% | $11.7K | Held |
| Transdigm Group Inc | TDG | 200 | $231.8K | 0.0% | −$34.2K | Held |
| Intuitive Surgical Inc | ISRG | 500 | $230.5K | 0.0% | −$52.7K | Held |
| Kinross Gold Corp | — | 7.4K | $225.8K | 0.0% | $17.5K | Held |
| Hoyne Bancorp, Inc. | HYNE | 15K | $217.1K | 0.0% | −$225 | Held |
| Highwoods Pptys Inc | — | 10K | $214.1K | 0.0% | −$44.1K | Held |
| Smurfit Westrock Plc | SW | 5.32K | $211.8K | 0.0% | $6.27K | Held |
| NB Bancorp, Inc. | NBBK | 10K | $210.7K | 0.0% | $12.5K | Held |
| Dow Inc. | DOW | 5K | $208.3K | 0.0% | — | New |
| Hershey Co | HSY | 1K | $207.9K | 0.0% | — | New |
| Barrick Mng Corp | — | 5K | $203.9K | 0.0% | −$13.8K | Held |
| Kura Oncology, Inc. | KURA | 20K | $162.6K | 0.0% | — | New |
| Target Hospitality Corp. | TH | 15K | $139.2K | 0.0% | $19K | Held |
| Hertz Global Hldgs Inc | — | 26.5K | $122K | 0.0% | −$14K | Held |
| Liberty Global Ltd | — | 10K | $121.4K | 0.0% | $9.54K | Held |
| Americold Realty Trust | COLD | 10K | $114.6K | 0.0% | −$14K | Held |
| Nuscale Pwr Corp | — | 10K | $108.4K | 0.0% | −$33.3K | Cut−$68.7K |
| Melco Resorts And Entmnt Ltd | — | 17.5K | $99.4K | 0.0% | −$33.1K | Held |
| BGC Group, Inc. | BGC | 10K | $97.8K | 0.0% | $8.5K | Held |
| Blue Ridge Bankshares Inc Va | — | 21.1K | $88.5K | 0.0% | −$1.48K | Held |
| Grupo Televisa S A B | — | 24.6K | $71.7K | 0.0% | $0 | Held |
| Annexon, Inc. | ANNX | 10K | $55.4K | 0.0% | $5.2K | Held |
| Bausch Health Cos Inc | — | 10K | $54K | 0.0% | −$15.5K | Held |
Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.