13F

Investor

Port Capital LLC

CIK 0001729212 · filed 2026-05-15 · SEC filing

13F book

$2.25B

Positions

82

4 new · 4 sold

Largest name

8.3%

Rbc Bearings Inc · RBC

Est. mark

$3.84M

Price effect on 78 names still held. Flow −$73.8M.
NameTickerSharesValueWeightEst. markChange
Rbc Bearings IncRBC343.8K$186.7M8.3%$32.6MCut$20.9M
Heico Corp New826.1K$174.4M7.8%−$34.2MCut−$42.8M
Teledyne Technologies IncTDY250.8K$151.8M6.7%$22.3MAdded$31M
Amphenol Corp New812.6K$102.7M4.6%−$7.14MCut−$22.8M
Ametek Inc/AME432.2K$92.7M4.1%$3.91MCut−$83.1K
SPX Technologies, Inc.SPXC460.3K$92M4.1%−$55.2KCut−$322.3K
Oreilly Automotive Inc942.6K$87M3.9%$1.04MCut−$1.94M
Linde PlcLIN170.9K$84.7M3.8%$11.9MCut$9.37M
Rli CorpRLI1.39M$79.1M3.5%−$9.63MCut−$10.8M
Graco IncGGG916.4K$77.6M3.5%$2.32MAdded$6.5M
Parker-Hannifin CorpPH84.6K$75.8M3.4%$1.38MCut−$2.24M
Watts Water Technologies IncWTS257.4K$74.7M3.3%$3.67MAdded$3.71M
Simpson Mfg Inc408.1K$70M3.1%$4.14MCut$4.04M
Intercontinental Exchange In366.2K$57.6M2.6%−$1.71MCut−$4.16M
Caci Intl Inc102.5K$55.7M2.5%$1.13MAdded$1.19M
Atmus Filtration Technologie908.7K$51.6M2.3%$4.26MAdded$6.08M
Copart IncCPRT1.5M$49.7M2.2%−$8.6MAdded−$6.9M
UL Solutions Inc.ULS579.7K$49.7M2.2%$3.97MCut$3.82M
Mastercard IncMA98.9K$49.4M2.2%−$7.04MCut−$13.9M
Arch Cap Group Ltd508.7K$48.8M2.2%$35.6KCut−$6.12M
Progressive Corp244.3K$48.4M2.2%−$7.2MCut−$12.4M
Canadian Pacific Kansas City563.9K$44.2M2.0%$2.51MAdded$5.13M
Winmark CorpWINA98.2K$42M1.9%$2.22MCut$2.22M
Eaton Corp PlcETN107.5K$38.4M1.7%$3.38MAdded$10.9M
Sherwin Williams CoSHW119.6K$38.3M1.7%−$373.3KAdded$3.57M
Visa Inc.V116.9K$35.3M1.6%−$5.67MCut−$6.9M
Prosperity Bancshares IncPB511.9K$34.4M1.5%−$984.6KAdded−$870.3K
Kinsale Cap Group Inc97.6K$33.3M1.5%−$4.82MAdded−$4.8M
Old Rep Intl Corp764.9K$30.5M1.4%−$3.53MAdded$2.46M
American Express CoAXP94.9K$28.7M1.3%−$2.21MAdded$16.6M
Glacier Bancorp Inc New523.6K$23.4M1.0%$322.5KAdded$474.4K
Idex Corp110.7K$21M0.9%$1.27MAdded$1.56M
Invesco Exchange Traded Fd T87.1K$16.7M0.7%$31.4KCut−$4.89M
Medline Inc.MDLN298.8K$13.3M0.6%New
Digi Intl Inc257.8K$12.4M0.6%New
S&P Global Inc.SPGI28.3K$12M0.5%−$2.75MCut−$28.6M
Apple Inc.AAPL46.6K$11.8M0.5%−$842.9KCut−$1.39M
Spdr S&P 500 Etf Tr11.4K$7.38M0.3%−$354.1KAdded−$256.5K
Colgate Palmolive CoCL66.1K$5.63M0.3%$410.4KAdded$412.6K
Alphabet Inc16K$4.59M0.2%−$431.3KCut−$491.5K
Microsoft CorpMSFT10.3K$3.81M0.2%−$1.17MCut−$1.63M
Schwab Strategic Tr146.7K$3.63M0.2%$104.2KCut$99.3K
Alphabet Inc7.81K$2.25M0.1%−$198.8KHeld
Ishares Gold Tr19.3K$1.7M0.1%$134.6KHeld
Amazon Com IncAMZN6.99K$1.46M0.1%−$157.7KCut−$170.8K
Csw Industrials, Inc.CSW5.1K$1.33M0.1%−$168KCut−$402.9K
Ishares Tr10.7K$1.32M0.1%$41.3KAdded$121.1K
Johnson & JohnsonJNJ4.99K$1.22M0.1%$187.1KCut$178.2K
Jpmorgan Chase & Co.3.54K$1.04M0.0%−$99.2KCut−$128.5K
Vanguard Index Fds3.19K$1.02M0.0%−$46.1KHeld
Petroleo Brasileiro Sa Petro53.6K$1M0.0%$400.9KCut$301K
Marriott Intl Inc New2.86K$934.1K0.0%$48.1KCut$43.7K
Merck & Co., Inc.MRK7.51K$903.1K0.0%$112.8KCut$105K
Texas Instrs Inc4.63K$899.8K0.0%$95.7KCut$19.7K
Spdr Index Shs Fds18K$821.7K0.0%$22.3KHeld
Te Connectivity PlcTEL3.73K$780.3K0.0%−$68.6KAdded−$63.8K
Ares Capital CorpARCC43K$774.9K0.0%−$95KHeld
International Business Machs3.17K$769.3K0.0%−$170.8KCut−$241.9K
Berkshire Hathaway Inc Del1.44K$690K0.0%−$33.8KCut−$132.3K
Abbott LabsABT6.09K$625.8K0.0%−$134.8KAdded−$120.8K
Ishares Tr4.25K$619.2K0.0%$19.9KCut$9.21K
Mcdonalds CorpMCD1.99K$616.9K0.0%$10.2KCut−$6.26K
Vanguard Intl Equity Index F4.32K$597K0.0%−$11.8KHeld
Enterprise Prods Partners L15.3K$577.1K0.0%$88.1KHeld
Thermo Fisher Scientific Inc.TMO1.13K$557.4K0.0%−$97.5KAdded−$85.2K
ConocophillipsCOP3.67K$484.6K0.0%$140.9KCut$121.4K
Illinois Tool Wks Inc1.59K$414.1K0.0%$22.1KAdded$25.5K
Phillips 66PSX2.23K$406.8K0.0%$118.7KCut$88.6K
Lauder Estee Cos Inc5.61K$402.3K0.0%−$176.3KAdded−$158.1K
Ryan Specialty Holdings, Inc.RYAN10K$337.4K0.0%−$178.9KHeld
Unilever Plc5.78K$329.1K0.0%−$48.7KHeld
Ishares Tr2.17K$301K0.0%−$6.24KAdded$18K
Blackstone Inc.BX2.58K$296.2K0.0%−$96KAdded−$81.9K
Schwab Strategic Tr6K$280.4K0.0%$7.26KHeld
Costco Whsl Corp New281$280K0.0%$37.7KCut−$44.2K
Golub Cap Bdc Inc22K$278.5K0.0%−$20KHeld
Honeywell Intl Inc1.15K$260.4K0.0%$35.6KCut$31.5K
Kenvue Inc.KVUE14.7K$253.2K0.0%−$116Added$53.3K
Pfizer IncPFE8.86K$248.8K0.0%New
Ppl Corp5.74K$219.3K0.0%New
Nucor CorpNUE1.29K$218.3K0.0%$7.73KCut−$1.24K
Solid Power Inc19.8K$59.3K0.0%−$24.7KHeld

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.