Port Capital LLC - Stock Holdings in 13F Filings (SEC)
Updated on March 15, 2026.
Based on 13F Filings filed with the SEC on February 17, 2026, for the 2025 Q4 period, Port Capital LLC held in its portfolio 82 assets valued at $2,318,692,729 (i.e. $2.32B).
The most valuable assets in the portfolio included: HEICO CORP NEW ($217.13M), RBC BEARINGS INC ($165.85M), and AMPHENOL CORP NEW ($125.50M).
The chart below shows the top 10 valuable assets, and the table below shows the top 82 valuable assets.
You can see similar for other investment managers.
Related Topics: SEC Topic List.
Data Source: SEC.
Port Capital LLC - Stock Holdings in 13F Filings (SEC)
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| Name of Issuer | No. of Shares | Value ($) | Class |
|---|---|---|---|
| HEICO CORP NEW | 860156 | 217129179 | CL A |
| RBC BEARINGS INC | 369853 | 165853181 | COM |
| AMPHENOL CORP NEW | 928678 | 125501545 | CL A |
| TELEDYNE TECHNOLOGIES INC | 236474 | 120774366 | COM |
| AMETEK INC | 451704 | 92739348 | COM |
| SPX TECHNOLOGIES INC | 461624 | 92352497 | COM |
| RLI CORP | 1405163 | 89902329 | COM |
| OREILLY AUTOMOTIVE INC | 975177 | 88945894 | COM |
| PARKER-HANNIFIN CORP | 88750 | 78007700 | COM |
| LINDE PLC | 176745 | 75362301 | SHS |
| GRACO INC | 867057 | 71072662 | COM |
| WATTS WATER TECHNOLOGIES INC | 257271 | 71011941 | CL A |
| SIMPSON MFG INC | 408705 | 65993596 | COM |
| MASTERCARD INCORPORATED | 110904 | 63312876 | CL A |
| INTERCONTINENTAL EXCHANGE INC | 381331 | 61760369 | COM |
| PROGRESSIVE CORP | 267040 | 60810349 | COM |
| COPART INC | 1445358 | 56585766 | COM |
| ARCH CAP GROUP LTD | 572792 | 54942209 | ORD |
| CACI INTL INC | 102392 | 54555482 | CL A |
| UL SOLUTIONS INC | 581550 | 45861033 | CLASS A COM SHS |
| ATMUS FILTRATION TECHNOLOGIES | 876720 | 45510535 | COM |
| VISA INC | 120432 | 42236707 | COM CL A |
| S&P GLOBAL INC | 77735 | 40623534 | COM |
| WINMARK CORP | 98188 | 39760249 | COM |
| CANADIAN PACIFIC KANSAS CITY | 530479 | 39110512 | COM |
| KINSALE CAP GROUP INC | 97508 | 38137329 | COM |
| PROSPERITY BANCSHARES INC | 510153 | 35256674 | COM |
| SHERWIN WILLIAMS CO | 107273 | 34759670 | COM |
| OLD REP INTL CORP | 614804 | 28059655 | COM |
| EATON CORP PLC | 86309 | 27490280 | SHS |
| GLACIER BANCORP INC NEW | 520198 | 22914722 | COM |
| INVESCO EXCHANGE TRADED FD TR | 112775 | 21603147 | S&P500 EQL WGT |
| BROWN & BROWN INC | 269547 | 21482896 | COM |
| IDEX CORP | 109158 | 19423575 | COM |
| AUTOMATIC DATA PROCESSING INC | 74813 | 19244148 | COM |
| APPLE INC | 48672 | 13231970 | COM |
| AMERICAN EXPRESS CO | 32755 | 12117712 | COM |
| UNITEDHEALTH GROUP INC | 30394 | 10033363 | COM |
| SPDR S&P 500 ETF TR | 11205 | 7640892 | TR UNIT |
| MICROSOFT CORP | 11245 | 5438307 | COM |
| COLGATE PALMOLIVE CO | 66089 | 5222353 | COM |
| ALPHABET INC | 16201 | 5083874 | CAP STK CL C |
| SCHWAB STRATEGIC TR | 146892 | 3531288 | INTL EQTY ETF |
| ALPHABET INC | 7814 | 2445782 | CAP STK CL A |
| CSW INDUSTRIALS INC | 5900 | 1731827 | COM |
| AMAZON COM INC | 7050 | 1627281 | COM |
| ISHARES GOLD TR | 19250 | 1562522 | ISHARES NEW |
| ISHARES TR | 10013 | 1203395 | CORE S&P SCP ETF |
| JPMORGAN CHASE & CO. | 3627 | 1168692 | COM |
| VANGUARD INDEX FDS | 3186 | 1068170 | TOTAL STK MKT |
| JOHNSON & JOHNSON | 5034 | 1041786 | COM |
| INTERNATIONAL BUSINESS MACHS | 3414 | 1011261 | COM |
| MARRIOTT INTL INC NEW | 2870 | 890389 | CL A |
| TEXAS INSTRS INC | 5073 | 880115 | COM |
| ARES CAPITAL CORP | 43000 | 869890 | COM |
| TE CONNECTIVITY PLC | 3710 | 844062 | ORD SHS |
| BERKSHIRE HATHAWAY INC DEL | 1636 | 822335 | CL B NEW |
| SPDR INDEX SHS FDS | 18000 | 799380 | PORTFOLIO DEVLPD |
| MERCK & CO INC | 7583 | 798187 | COM |
| ABBOTT LABS | 5959 | 746603 | COM |
| PETROLEO BRASILEIRO SA PETROBR | 62467 | 704003 | SP ADR NON VTG |
| THERMO FISHER SCIENTIFIC INC | 1109 | 642610 | COM |
| MCDONALDS CORP | 2039 | 623180 | COM |
| ISHARES TR | 4325 | 610037 | RUS MDCP VAL ETF |
| VANGUARD INTL EQUITY INDEX FDS | 4316 | 608815 | TT WRLD ST ETF |
| LAUDER ESTEE COS INC | 5351 | 560357 | CL A |
| RYAN SPECIALTY HOLDINGS INC | 10000 | 516300 | CL A |
| ENTERPRISE PRODS PARTNERS L P | 15250 | 488915 | COM |
| ILLINOIS TOOL WKS INC | 1578 | 388661 | COM |
| BLACKSTONE INC | 2453 | 378105 | COM |
| UNILEVER PLC | 5777 | 377816 | SPON ADR NEW |
| CONOCOPHILLIPS | 3880 | 363207 | COM |
| COSTCO WHSL CORP NEW | 376 | 324240 | COM |
| PHILLIPS 66 | 2466 | 318213 | COM |
| META PLATFORMS INC | 457 | 301661 | CL A |
| GOLUB CAP BDC INC | 22000 | 298540 | COM |
| ISHARES TR | 2000 | 282980 | MSCI ACWI ETF |
| SCHWAB STRATEGIC TR | 6000 | 273180 | INTL SCEQT ETF |
| HONEYWELL INTL INC | 1173 | 228841 | COM |
| NUCOR CORP | 1346 | 219546 | COM |
| KENVUE INC | 11588 | 199893 | COM |
| SOLID POWER INC | 19750 | 83937 | CLASS A COM |
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