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Harbor Advisors LLC
Period ended Jun 30, 2026 · Latest filing Jul 28, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $795,099,794
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- EQUINIX INC · COM · 29444U700 · shares: $249,381,384
- MICRON TECHNOLOGY INC · COM · 595112103 · shares: $57,714,500
- ALPHABET INC · CAP STK CL A · 02079K305 · shares: $52,033,072
- APPLE INC · COM · 037833100 · shares: $42,941,024
- AMAZON COM INC · COM · 023135106 · shares: $36,513,688
- NVIDIA CORPORATION · COM · 67066G104 · shares: $36,016,200
- CANADIAN NAT RES LTD MED TER · COM · 136385101 · shares: $19,742,100
- INTERACTIVE BROKERS GROUP IN · COM CL A · 45841N107 · shares: $16,261,857
- FTAI AVIATION LTD · SHS · G3730V105 · shares: $15,420,210
- MASTERCARD INCORPORATED · CL A · 57636Q104 · shares: $13,353,600
Reported holdings
194 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| EQUINIX INC | COM | 29444U700 | — | 239,240 shares | $249,381,384 |
| MICRON TECHNOLOGY INC | COM | 595112103 | — | 50,000 shares | $57,714,500 |
| ALPHABET INC | CAP STK CL A | 02079K305 | — | 145,600 shares | $52,033,072 |
| APPLE INC | COM | 037833100 | — | 148,400 shares | $42,941,024 |
| AMAZON COM INC | COM | 023135106 | — | 153,200 shares | $36,513,688 |
| NVIDIA CORPORATION | COM | 67066G104 | — | 180,000 shares | $36,016,200 |
| CANADIAN NAT RES LTD MED TER | COM | 136385101 | — | 499,800 shares | $19,742,100 |
| INTERACTIVE BROKERS GROUP IN | COM CL A | 45841N107 | — | 186,832 shares | $16,261,857 |
| FTAI AVIATION LTD | SHS | G3730V105 | — | 57,000 shares | $15,420,210 |
| MASTERCARD INCORPORATED | CL A | 57636Q104 | — | 26,000 shares | $13,353,600 |
| MICROSOFT CORP | COM | 594918104 | — | 26,500 shares | $9,885,030 |
| FERGUSON ENTERPRISES INC | COMMON STOCK NEW | 31488V107 | — | 41,255 shares | $9,791,049 |
| BANK OF N T BUTTERFIELD & SO | SHS NEW | G0772R208 | — | 144,908 shares | $8,622,026 |
| JPMORGAN CHASE & CO | COM | 46625H100 | — | 24,148 shares | $7,904,365 |
| META PLATFORMS INC | CL A | 30303M102 | — | 13,800 shares | $7,773,402 |
| NEBIUS GROUP N.V. | SHS CLASS A | N97284108 | — | 27,600 shares | $7,622,292 |
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 20,000 shares | $7,066,600 |
| PJT PARTNERS INC | COM CL A | 69343T107 | — | 41,519 shares | $6,266,878 |
| NUCOR CORP | COM | 670346105 | — | 27,992 shares | $6,235,218 |
| S&P GLOBAL INC | COM | 78409V104 | — | 13,667 shares | $5,566,022 |
| DIGITAL RLTY TR INC | COM | 253868103 | — | 30,552 shares | $5,486,528 |
| EVERCORE INC | CLASS A | 29977A105 | — | 15,000 shares | $5,121,600 |
| CROWDSTRIKE HLDGS INC | CL A | 22788C105 | — | 6,250 shares | $4,769,625 |
| BLACKROCK INC | COM | 09290D101 | — | 3,924 shares | $3,773,161 |
| WALMART INC | COM | 931142103 | — | 33,000 shares | $3,737,580 |
| MOODYS CORP | COM | 615369105 | — | 8,000 shares | $3,623,360 |
| T-MOBILE US INC | COM | 872590104 | — | 20,650 shares | $3,463,625 |
| PALO ALTO NETWORKS INC | COM | 697435105 | — | 10,000 shares | $3,410,200 |
| EOG RES INC | COM | 26875P101 | — | 25,900 shares | $3,360,007 |
| HOULIHAN LOKEY INC | CL A | 441593100 | — | 25,000 shares | $3,353,250 |
| METROPOLITAN BK HLDG CORP | COM | 591774104 | — | 31,500 shares | $3,110,940 |
| GE AEROSPACE | COM NEW | 369604301 | — | 7,000 shares | $2,616,110 |
| MARTIN MARIETTA MATLS INC | COM | 573284106 | — | 4,500 shares | $2,595,150 |
| PNC FINL SVCS GROUP INC | COM | 693475105 | — | 10,444 shares | $2,571,522 |
| DANAHER CORP DEL | COM | 235851102 | — | 12,505 shares | $2,381,952 |
| AKAMAI TECHNOLOGIES INC | COM | 00971T101 | — | 20,000 shares | $2,364,200 |
| HILTON WORLDWIDE HLDGS INC | COM | 43300A203 | — | 7,133 shares | $2,357,171 |
| ADVANCED MICRO DEVICES INC | COM | 007903107 | — | 4,000 shares | $2,323,640 |
| FB FINL CORP | COM | 30257X104 | — | 40,799 shares | $2,258,225 |
| DEVON ENERGY CORP NEW | COM | 25179M103 | — | 52,360 shares | $2,163,515 |
| POPULAR INC | COM NEW | 733174700 | — | 13,000 shares | $2,134,340 |
| CHEVRON CORPORATION | COM | 166764100 | — | 12,572 shares | $2,083,935 |
| HOME DEPOT INC | COM | 437076102 | — | 5,500 shares | $1,939,740 |
| FOX CORP | CL B COM | 35137L204 | — | 41,265 shares | $1,932,899 |
| GALLAGHER ARTHUR J & CO | COM | 363576109 | — | 8,375 shares | $1,922,649 |
| EQUIFAX INC | COM | 294429105 | — | 12,000 shares | $1,904,640 |
| APOLLO GLOBAL MGMT INC | COM | 03769M106 | — | 15,947 shares | $1,886,808 |
| CUSTOMERS BANCORP INC | COM | 23204G100 | — | 23,000 shares | $1,819,300 |
| GDS HLDGS LTD | SPONSORED ADS | 36165L108 | — | 60,000 shares | $1,801,800 |
| EVEREST GROUP LTD | COM | G3223R108 | — | 5,000 shares | $1,786,150 |
| TRANE TECHNOLOGIES PLC | SHS | G8994E103 | — | 3,500 shares | $1,719,060 |
| UNITED RENTALS INC | COM | 911363109 | — | 1,500 shares | $1,699,335 |
| VERTIV HOLDINGS CO | COM CL A | 92537N108 | — | 5,000 shares | $1,674,100 |
| WELLS FARGO & CO | COM | 949746101 | — | 20,000 shares | $1,652,800 |
| CANADIAN PACIFIC KANSAS CITY | COM | 13646K108 | — | 18,746 shares | $1,624,341 |
| ARES MANAGEMENT CORPORATION | CL A COM STK | 03990B101 | — | 14,500 shares | $1,613,995 |
| BLACKSTONE INC | COM | 09260D107 | — | 13,700 shares | $1,612,079 |
| FIDELITY NATL FINL INC | COM SHS | 31620R303 | — | 33,409 shares | $1,575,568 |
| ELI LILLY & CO | COM | 532457108 | — | 1,300 shares | $1,559,259 |
| BROWN & BROWN INC | COM | 115236101 | — | 24,000 shares | $1,539,600 |
| THERMO FISHER SCIENTIFIC INC | COM | 883556102 | — | 3,000 shares | $1,504,080 |
| GE VERNOVA INC | COM | 36828A101 | — | 1,250 shares | $1,468,575 |
| CSX CORP | COM | 126408103 | — | 30,000 shares | $1,425,900 |
| SNOWFLAKE INC | COM SHS | 833445109 | — | 5,500 shares | $1,399,750 |
| ASML HLDG NV | N Y REGISTRY SHS | N07059210 | — | 700 shares | $1,392,608 |
| MORGAN STANLEY | COM NEW | 617446448 | — | 6,608 shares | $1,381,336 |
| VISA INC | COM CL A | 92826C839 | — | 4,000 shares | $1,372,360 |
| BROADCOM INC | COM | 11135F101 | — | 3,500 shares | $1,322,125 |
| RTX CORPORATION | COM | 75513E101 | — | 6,766 shares | $1,283,713 |
| PALANTIR TECHNOLOGIES INC | CL A | 69608A108 | — | 11,000 shares | $1,283,370 |
| LENNOX INTL INC | COM | 526107107 | — | 2,200 shares | $1,260,490 |
| CHARTER COMMUNICATIONS INC | CL A | 16119P108 | — | 8,744 shares | $1,243,484 |
| WESTERN ALLIANCE BANCORP | COM | 957638109 | — | 15,000 shares | $1,233,000 |
| ADOBE INC | COM | 00724F101 | — | 6,000 shares | $1,230,120 |
| OCTAVE SPECIALTY GROUP INC | COM NEW | 023139884 | — | 196,382 shares | $1,225,424 |
| PINNACLE FINL PARTNERS INC | COM | 72348N109 | — | 12,000 shares | $1,210,560 |
| BANK OZK LITTLE ROCK ARK | COM | 06417N103 | — | 21,455 shares | $1,117,591 |
| ARCH CAP GROUP LTD | ORD | G0450A105 | — | 11,500 shares | $1,116,190 |
| FIRST CTZNS BANCSHARES INC D | CL A | 31946M103 | — | 512 shares | $1,065,364 |
| ECHOSTAR CORP | CL A | 278768106 | — | 10,000 shares | $1,039,150 |
| KEURIG DR PEPPER INC | COM | 49271V100 | — | 30,000 shares | $981,900 |
| MOELIS & CO | CL A | 60786M105 | — | 14,800 shares | $968,216 |
| CONOCOPHILLIPS | COM | 20825C104 | — | 9,272 shares | $963,917 |
| CARRIER GLOBAL CORPORATION | COM | 14448C104 | — | 13,000 shares | $953,550 |
| NORFOLK SOUTHN CORP | COM | 655844108 | — | 3,000 shares | $943,770 |
| SL GREEN RLTY CORP | COM | 78440X887 | — | 17,000 shares | $880,090 |
| ALIBABA GROUP HLDG LTD | SPONSORED ADS | 01609W102 | — | 9,000 shares | $863,820 |
| ISHARES TR | RUSSELL 3000 ETF | 464287689 | — | 2,000 shares | $852,800 |
| AFFILIATED MANAGERS GROUP | COM | 008252108 | — | 2,500 shares | $846,000 |
| AON PLC | SHS CL A | G0403H108 | — | 2,500 shares | $829,225 |
| LOWES COS INC | COM | 548661107 | — | 3,700 shares | $815,813 |
| CBRE GROUP INC | CL A | 12504L109 | — | 6,000 shares | $808,140 |
| ATLANTIC UN BANKSHARES CORP | COM | 04911A107 | — | 18,644 shares | $788,828 |
| YUM CHINA HLDGS INC | COM | 98850P109 | — | 19,000 shares | $776,530 |
| HYATT HOTELS CORP | COM CL A | 448579102 | — | 4,000 shares | $775,360 |
| DIAMONDBACK ENERGY INC | COM | 25278X109 | — | 4,398 shares | $773,080 |
| PFIZER INC | COM | 717081103 | — | 31,962 shares | $769,645 |
| MCKESSON CORP | COM | 58155Q103 | — | 1,000 shares | $755,600 |
| COSTAR GROUP INC | COM | 22160N109 | — | 26,560 shares | $752,179 |
| STANDARDAERO INC | COM | 85423L103 | — | 25,125 shares | $751,489 |