The Analysis of Port Capital LLC's Holdings


Currently, Port Capital LLC holds 84 types of securities in its portfolio with a total value $2.4B. In the most recent quarter, they have increased their positions in SPGI (+47.9K shares, valued at $23.3M), ORI (+485.8K shares, valued at $20.6M), ATMU (+430.5K shares, valued at $19.4M); decreased their positions in IEX (-71.6K shares, valued at $11.7M), APH (-93.0K shares, valued at $11.5M), ROP (-10.4K shares, valued at $5.2M); initiated new positions in SPGI (+47.9K shares, valued at $23.3M), ORI (+485.8K shares, valued at $20.6M), ATMU (+430.5K shares, valued at $19.4M).


Top Holding Treemap

Stock Holdings
TickerCompany NameSharesShares â–ŗ%Event DateReport DateHistory
HEI.A HEICO CORP NEW856.2K shares0.61%2025-09-302025-11-14history
RBC RBC BEARINGS INC367.8K shares0.91%2025-09-302025-11-14history
APH AMPHENOL CORP NEW1.1M shares-7.94%2025-09-302025-11-14history
TDY TELEDYNE TECHNOLOGIES INC194.3K shares1.18%2025-09-302025-11-14history
ORLY OREILLY AUTOMOTIVE INC972.6K shares0.24%2025-09-302025-11-14history
RLI RLI CORP1.5M shares-0.38%2025-09-302025-11-14history
SPXC SPX TECHNOLOGIES INC459.2K shares0.79%2025-09-302025-11-14history
PGR PROGRESSIVE CORP345.9K shares-0.08%2025-09-302025-11-14history
Sponsored
AME AMETEK INC452.6K shares-4.97%2025-09-302025-11-14history
LIN LINDE PLC176.0K shares0.09%2025-09-302025-11-14history
GGG GRACO INC861.1K shares1.01%2025-09-302025-11-14history
WTS WATTS WATER TECHNOLOGIES INC251.2K shares0.96%2025-09-302025-11-14history
SSD SIMPSON MFG INC406.2K shares0.95%2025-09-302025-11-14history
CPRT COPART INC1.4M shares1.22%2025-09-302025-11-14history
ICE INTERCONTINENTAL EXCHANGE INC380.0K shares0.13%2025-09-302025-11-14history
PH PARKER-HANNIFIN CORP83.1K shares0.19%2025-09-302025-11-14history
Sponsored
MA MASTERCARD INCORPORATED110.6K shares0.17%2025-09-302025-11-14history
CACI CACI INTL INC118.7K shares1.04%2025-09-302025-11-14history
ACGL ARCH CAP GROUP LTD650.3K shares-0.21%2025-09-302025-11-14history
WINA WINMARK CORP98.1K shares-9.29%2025-09-302025-11-14history
KNSL KINSALE CAP GROUP INC109.7K shares0.99%2025-09-302025-11-14history
ULS UL SOLUTIONS INC625.3K shares1.03%2025-09-302025-11-14history
FI FISERV INC337.1K shares0.28%2025-09-302025-11-14history
CP CANADIAN PACIFIC KANSAS CITY528.8K shares0.38%2025-09-302025-11-14history
Sponsored
V VISA INC112.5K shares0.09%2025-09-302025-11-14history
SHW SHERWIN WILLIAMS CO106.9K shares0.23%2025-09-302025-11-14history
PB PROSPERITY BANCSHARES INC553.1K shares0.89%2025-09-302025-11-14history
ADP AUTOMATIC DATA PROCESSING INC124.0K shares0.29%2025-09-302025-11-14history
GBCI GLACIER BANCORP INC NEW699.1K shares0.89%2025-09-302025-11-14history
BRO BROWN & BROWN INC343.4K shares0.37%2025-09-302025-11-14history
ROP ROPER TECHNOLOGIES INC64.3K shares-13.87%2025-09-302025-11-14history
UNH UNITEDHEALTH GROUP INC82.7K shares-2.90%2025-09-302025-11-14history
Sponsored
SPGI S&P GLOBAL INC47.9K sharesnew addition2025-09-302025-11-14history
ORI OLD REP INTL CORP485.8K sharesnew addition2025-09-302025-11-14history
ATMU ATMUS FILTRATION TECHNOLOGIES430.5K sharesnew addition2025-09-302025-11-14history
IEX IDEX CORP109.8K shares-39.49%2025-09-302025-11-14history
RSP INVESCO EXCHANGE TRADED FD TR88.6K shares0.77%2025-09-302025-11-14history
AAPL APPLE INC48.9K shares-0.91%2025-09-302025-11-14history
SPY SPDR S&P 500 ETF TR11.4K shares-0.24%2025-09-302025-11-14history
MSFT MICROSOFT CORP11.2K shares-19.75%2025-09-302025-11-14history
Sponsored
CL COLGATE PALMOLIVE CO66.6K shares-2.03%2025-09-302025-11-14history
GOOG ALPHABET INC16.3K shares-2.46%2025-09-302025-11-14history
SCHF SCHWAB STRATEGIC TR143.0K shares0.00%2025-09-302025-11-14history
GOOGL ALPHABET INC7.9K shares-5.98%2025-09-302025-11-14history
AMZN AMAZON COM INC7.0K shares-4.65%2025-09-302025-11-14history
IAU ISHARES GOLD TR19.8K shares-5.28%2025-09-302025-11-14history
CSW CSW INDUSTRIALS INC5.9K shares0.00%2025-09-302025-11-14history
IJR ISHARES TR9.9K shares0.04%2025-09-302025-11-14history
Sponsored
VTI VANGUARD INDEX FDS3.5K shares-2.79%2025-09-302025-11-14history
JPM JPMORGAN CHASE & CO.3.6K shares-3.43%2025-09-302025-11-14history
IBM INTERNATIONAL BUSINESS MACHS3.4K shares0.00%2025-09-302025-11-14history
TXN TEXAS INSTRS INC5.2K shares0.00%2025-09-302025-11-14history
JNJ JOHNSON & JOHNSON5.1K shares0.00%2025-09-302025-11-14history
ARCC ARES CAPITAL CORP43.0K shares0.00%2025-09-302025-11-14history
TEL TE CONNECTIVITY PLC3.9K shares-1.73%2025-09-302025-11-14history
BRK.B BERKSHIRE HATHAWAY INC DEL1.6K shares7.00%2025-09-302025-11-14history
Sponsored
ABT ABBOTT LABS5.9K shares0.00%2025-09-302025-11-14history
SPDW SPDR INDEX SHS FDS18.0K shares0.00%2025-09-302025-11-14history
MAR MARRIOTT INTL INC NEW2.9K shares0.00%2025-09-302025-11-14history
PBR.A PETROLEO BRASILEIRO SA PETROBR62.5K shares0.00%2025-09-302025-11-14history
MRK MERCK & CO INC7.7K shares0.00%2025-09-302025-11-14history
IWS ISHARES TR4.6K shares0.28%2025-09-302025-11-14history
MCD MCDONALDS CORP2.0K shares1.24%2025-09-302025-11-14history
VT VANGUARD INTL EQUITY INDEX FDS4.3K shares0.00%2025-09-302025-11-14history
Sponsored
RYAN RYAN SPECIALTY HOLDINGS INC10.0K shares0.00%2025-09-302025-11-14history
TMO THERMO FISHER SCIENTIFIC INC1.1K shares-1.48%2025-09-302025-11-14history
EPD ENTERPRISE PRODS PARTNERS L P15.3K shares0.00%2025-09-302025-11-14history
EL LAUDER ESTEE COS INC5.4K shares-4.07%2025-09-302025-11-14history
ITW ILLINOIS TOOL WKS INC1.6K shares0.00%2025-09-302025-11-14history
BX BLACKSTONE INC2.4K shares-2.47%2025-09-302025-11-14history
UL UNILEVER PLC6.5K shares0.00%2025-09-302025-11-14history
COP CONOCOPHILLIPS4.0K shares-6.47%2025-09-302025-11-14history
Sponsored
COST COSTCO WHSL CORP NEW376 shares-3.09%2025-09-302025-11-14history
PSX PHILLIPS 662.5K shares0.00%2025-09-302025-11-14history
META META PLATFORMS INC436 shares-4.80%2025-09-302025-11-14history
GBDC GOLUB CAP BDC INC22.0K shares0.00%2025-09-302025-11-14history
ACWI ISHARES TR2.0K shares0.00%2025-09-302025-11-14history
AXP AMERICAN EXPRESS CO829 shares-2.81%2025-09-302025-11-14history
SCHC SCHWAB STRATEGIC TR6.0K shares0.00%2025-09-302025-11-14history
KVUE KENVUE INC16.0K shares10.63%2025-09-302025-11-14history
Sponsored
HON HONEYWELL INTL INC1.2K shares2.80%2025-09-302025-11-14history
PFE PFIZER INC9.2K shares3.85%2025-09-302025-11-14history
PPL PPL CORP5.7K sharesnew addition2025-09-302025-11-14history
SLDP SOLID POWER INC19.8K shares0.00%2025-09-302025-11-14history

Call Option Holdings
No call option holdings data available

Put Option Holdings
No put option holdings data available