Q3 2025 · 13F-HR
Port Capital LLCholdings as filed
Filed 2025-11-14 · accession 0001104659-25-112411
$2.40B
Reported value
84
Positions
2025-09-30
Period end
The Brief · Port Capital LLC · Q3 2025
AI · grounded in 13F
Port Capital LLC established a new position in HEI/A valued at $217.55M. The fund also initiated new stakes in RBC for $143.57M and APH for $133.5M. Additional new positions include TDY, ORLY, and RLI. The fund ended the period with 84 positions and total AUM of $2.4B.
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 422806208 | HEI/A | HEICO CORP NEW | $217.6M | 9.07% | 856,191 | Common | SOLE |
| 75524B104 | RBC | RBC BEARINGS INC | $143.6M | 5.98% | 367,848 | Common | SOLE |
| 032095101 | APH | AMPHENOL CORP NEW | $133.5M | 5.56% | 1,078,749 | Common | SOLE |
| 879360105 | TDY | TELEDYNE TECHNOLOGIES INC | $113.9M | 4.75% | 194,309 | Common | SOLE |
| 67103H107 | ORLY | OREILLY AUTOMOTIVE INC | $104.9M | 4.37% | 972,592 | Common | SOLE |
| 749607107 | RLI | RLI CORP | $100.3M | 4.18% | 1,538,043 | Common | SOLE |
| 78473E103 | SPXC | SPX TECHNOLOGIES INC | $85.8M | 3.57% | 459,209 | Common | SOLE |
| 743315103 | PGR | PROGRESSIVE CORP | $85.4M | 3.56% | 345,935 | Common | SOLE |
| 031100100 | AME | AMETEK INC | $85.1M | 3.55% | 452,594 | Common | SOLE |
| G54950103 | LIN | LINDE PLC | $83.6M | 3.48% | 176,019 | Common | SOLE |
| 384109104 | GGG | GRACO INC | $73.2M | 3.05% | 861,083 | Common | SOLE |
| 942749102 | WTS | WATTS WATER TECHNOLOGIES INC | $70.2M | 2.92% | 251,206 | Common | SOLE |
| 829073105 | SSD | SIMPSON MFG INC | $68.0M | 2.84% | 406,210 | Common | SOLE |
| 217204106 | CPRT | COPART INC | $64.3M | 2.68% | 1,430,014 | Common | SOLE |
| 45866F104 | ICE | INTERCONTINENTAL EXCHANGE INC | $64.0M | 2.67% | 379,956 | Common | SOLE |
| 701094104 | PH | PARKER-HANNIFIN CORP | $63.0M | 2.63% | 83,126 | Common | SOLE |
| 57636Q104 | MA | MASTERCARD INCORPORATED | $62.9M | 2.62% | 110,579 | Common | SOLE |
| 127190304 | CACI | CACI INTL INC | $59.2M | 2.47% | 118,661 | Common | SOLE |
| G0450A105 | ACGL | ARCH CAP GROUP LTD | $59.0M | 2.46% | 650,272 | Common | SOLE |
| 974250102 | WINA | WINMARK CORP | $48.8M | 2.04% | 98,118 | Common | SOLE |
| 49714P108 | KNSL | KINSALE CAP GROUP INC | $46.6M | 1.94% | 109,693 | Common | SOLE |
| 903731107 | ULS | UL SOLUTIONS INC | $44.3M | 1.85% | 625,325 | Common | SOLE |
| 337738108 | FISV | FISERV INC | $43.5M | 1.81% | 337,120 | Common | SOLE |
| 13646K108 | CP | CANADIAN PACIFIC KANSAS CITY | $39.4M | 1.64% | 528,799 | Common | SOLE |
| 92826C839 | V | VISA INC | $38.4M | 1.60% | 112,492 | Common | SOLE |
| 824348106 | SHW | SHERWIN WILLIAMS CO | $37.0M | 1.54% | 106,868 | Common | SOLE |
| 743606105 | PB | PROSPERITY BANCSHARES INC | $36.7M | 1.53% | 553,083 | Common | SOLE |
| 053015103 | ADP | AUTOMATIC DATA PROCESSING INC | $36.4M | 1.52% | 123,979 | Common | SOLE |
| 37637Q105 | GBCI | GLACIER BANCORP INC NEW | $34.0M | 1.42% | 699,148 | Common | SOLE |
| 115236101 | BRO | BROWN & BROWN INC | $32.2M | 1.34% | 343,450 | Common | SOLE |
| 776696106 | ROP | ROPER TECHNOLOGIES INC | $32.1M | 1.34% | 64,329 | Common | SOLE |
| 91324P102 | UNH | UNITEDHEALTH GROUP INC | $28.5M | 1.19% | 82,659 | Common | SOLE |
| 78409V104 | SPGI | S&P GLOBAL INC | $23.3M | 0.97% | 47,910 | Common | SOLE |
| 680223104 | ORI | OLD REP INTL CORP | $20.6M | 0.86% | 485,805 | Common | SOLE |
| 04956D107 | ATMU | ATMUS FILTRATION TECHNOLOGIES | $19.4M | 0.81% | 430,460 | Common | SOLE |
| 45167R104 | IEX | IDEX CORP | $17.9M | 0.74% | 109,791 | Common | SOLE |
| 46137V357 | RSP | INVESCO EXCHANGE TRADED FD TR | $16.8M | 0.70% | 88,630 | Common | SOLE |
| 037833100 | AAPL | APPLE INC | $12.4M | 0.52% | 48,852 | Common | SOLE |
| 78462F103 | SPY | SPDR S&P 500 ETF TR | $7.6M | 0.32% | 11,392 | Common | SOLE |
| 594918104 | MSFT | MICROSOFT CORP | $5.8M | 0.24% | 11,228 | Common | SOLE |
| 194162103 | CL | COLGATE PALMOLIVE CO | $5.3M | 0.22% | 66,589 | Common | SOLE |
| 02079K107 | GOOG | ALPHABET INC | $4.0M | 0.17% | 16,270 | Common | SOLE |
| 808524805 | SCHF | SCHWAB STRATEGIC TR | $3.3M | 0.14% | 143,017 | Common | SOLE |
| 02079K305 | GOOGL | ALPHABET INC | $1.9M | 0.08% | 7,864 | Common | SOLE |
| 023135106 | AMZN | AMAZON COM INC | $1.5M | 0.06% | 7,010 | Common | SOLE |
| 464285204 | IAU | ISHARES GOLD TR | $1.4M | 0.06% | 19,750 | Common | SOLE |
| 126402106 | CSW | CSW INDUSTRIALS INC | $1.4M | 0.06% | 5,900 | Common | SOLE |
| 464287804 | IJR | ISHARES TR | $1.2M | 0.05% | 9,933 | Common | SOLE |
| 922908769 | VTI | VANGUARD INDEX FDS | $1.1M | 0.05% | 3,490 | Common | SOLE |
| 46625H100 | JPM | JPMORGAN CHASE & CO. | $1.1M | 0.05% | 3,627 | Common | SOLE |
| 459200101 | IBM | INTERNATIONAL BUSINESS MACHS | $971,000 | 0.04% | 3,441 | Common | SOLE |
| 882508104 | TXN | TEXAS INSTRS INC | $962,000 | 0.04% | 5,234 | Common | SOLE |
| 478160104 | JNJ | JOHNSON & JOHNSON | $942,000 | 0.04% | 5,079 | Common | SOLE |
| 04010L103 | ARCC | ARES CAPITAL CORP | $878,000 | 0.04% | 43,000 | Common | SOLE |
| G87052109 | TEL | TE CONNECTIVITY PLC | $858,000 | 0.04% | 3,910 | Common | SOLE |
| 084670702 | BRK/B | BERKSHIRE HATHAWAY INC DEL | $822,000 | 0.03% | 1,636 | Common | SOLE |
| 002824100 | ABT | ABBOTT LABS | $790,000 | 0.03% | 5,900 | Common | SOLE |
| 78463X889 | SPDW | SPDR INDEX SHS FDS | $770,000 | 0.03% | 18,000 | Common | SOLE |
| 571903202 | MAR | MARRIOTT INTL INC NEW | $757,000 | 0.03% | 2,907 | Common | SOLE |
| 71654V101 | PBR/A | PETROLEO BRASILEIRO SA PETROBR | $738,000 | 0.03% | 62,467 | Common | SOLE |
| 58933Y105 | MRK | MERCK & CO INC | $650,000 | 0.03% | 7,745 | Common | SOLE |
| 464287473 | IWS | ISHARES TR | $644,000 | 0.03% | 4,609 | Common | SOLE |
| 580135101 | MCD | MCDONALDS CORP | $620,000 | 0.03% | 2,039 | Common | SOLE |
| 922042742 | VT | VANGUARD INTL EQUITY INDEX FDS | $595,000 | 0.02% | 4,316 | Common | SOLE |
| 78351F107 | RYAN | RYAN SPECIALTY HOLDINGS INC | $564,000 | 0.02% | 10,000 | Common | SOLE |
| 883556102 | TMO | THERMO FISHER SCIENTIFIC INC | $550,000 | 0.02% | 1,134 | Common | SOLE |
| 293792107 | EPD | ENTERPRISE PRODS PARTNERS L P | $477,000 | 0.02% | 15,250 | Common | SOLE |
| 518439104 | EL | LAUDER ESTEE COS INC | $472,000 | 0.02% | 5,351 | Common | SOLE |
| 452308109 | ITW | ILLINOIS TOOL WKS INC | $411,000 | 0.02% | 1,578 | Common | SOLE |
| 09260D107 | BX | BLACKSTONE INC | $405,000 | 0.02% | 2,370 | Common | SOLE |
| 904767704 | — | UNILEVER PLC | $385,000 | 0.02% | 6,500 | Common | SOLE |
| 20825C104 | COP | CONOCOPHILLIPS | $376,000 | 0.02% | 3,977 | Common | SOLE |
| 22160K105 | COST | COSTCO WHSL CORP NEW | $348,000 | 0.01% | 376 | Common | SOLE |
| 718546104 | PSX | PHILLIPS 66 | $342,000 | 0.01% | 2,518 | Common | SOLE |
| 30303M102 | META | META PLATFORMS INC | $320,000 | 0.01% | 436 | Common | SOLE |
| 38173M102 | GBDC | GOLUB CAP BDC INC | $301,000 | 0.01% | 22,000 | Common | SOLE |
| 464288257 | ACWI | ISHARES TR | $276,000 | 0.01% | 2,000 | Common | SOLE |
| 025816109 | AXP | AMERICAN EXPRESS CO | $275,000 | 0.01% | 829 | Common | SOLE |
| 808524888 | SCHC | SCHWAB STRATEGIC TR | $273,000 | 0.01% | 6,000 | Common | SOLE |
| 49177J102 | KVUE | KENVUE INC | $260,000 | 0.01% | 15,994 | Common | SOLE |
| 438516106 | HON | HONEYWELL INTL INC | $247,000 | 0.01% | 1,173 | Common | SOLE |
| 717081103 | PFE | PFIZER INC | $235,000 | 0.01% | 9,219 | Common | SOLE |
| 69351T106 | PPL | PPL CORP | $210,000 | 0.01% | 5,654 | Common | SOLE |
| 83422N105 | SLDP | SOLID POWER INC | $69,000 | 0.00% | 19,750 | Common | SOLE |
Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.