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Port Capital LLC: 13F holdings, Q2 2026

Hedge fund · SEC EDGAR filings (CIK 1729212) · Explore on the interactive board

Port Capital LLC disclosed 108 US equity positions worth $2.5bn in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is HEI/A at 8.5% of the reported book, followed by RBC, TDY. The top ten holdings are 51.1% of the book, and the portfolio behaves like about 26 equal-weight positions. Versus the prior filing it opened 27 new positions, added to 28, reduced 38 and exited 1. Note: this manager's most recent filing is 3934 quarters behind the newest quarter on file, so these figures are history rather than current positioning.

This manager's most recent filing is 3934 quarter(s) behind the newest quarter on file. Treat these figures as history, not current positioning.
$2.5bnreported US equity book
108positions
8.5%largest position
51.1%top 10 weight
26.19effective positions (1/HHI)
2quarters on file since Q1 2026

What does Port Capital LLC own? Top holdings as of June 30, 2026

Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 27 new, 28 added, 38 reduced, 1 exited.

#StockSectorWeightValueSharesΔ sharesAction
1 HEI/A HEICO CORP NEW 8.5%$207.5m804,484 -3% reduced
2 RBC RBC BEARINGS INC Industrials 7.6%$187.0m290,280 -16% reduced
3 TDY TELEDYNE TECHNOLOGIES INC Technology 6.6%$162.9m244,265 -3% reduced
4 APH AMPHENOL CORP Technology 5.4%$131.1m743,744 -8% reduced
5 SPXC SPX TECHNOLOGIES INC Industrials 4.5%$109.2m445,236 -3% reduced
6 AME AMETEK INC Industrials 4.2%$102.4m423,376 -2% reduced
7 WTS WATTS WATER TECHNOLOGIES INC Industrials 4.0%$97.4m248,896 -3% reduced
8 LIN LINDE PLC Basic Materials 3.6%$87.3m168,238 -2% reduced
9 ORLY OREILLY AUTOMOTIVE INC Consumer Cyclical 3.5%$85.5m928,311 -2% reduced
10 SSD SIMPSON MFG INC Basic Materials 3.4%$82.6m394,379 -3% reduced
11 PH PARKER-HANNIFIN CORP Industrials 3.3%$81.1m82,922 -2% reduced
12 RLI RLI CORP Financial Services 3.2%$79.5m1,345,839 -3% reduced
13 GGG GRACO INC Industrials 2.7%$67.0m885,786 -3% reduced
14 CACI CACI INTL INC Technology 2.3%$55.9m120,771 18% added
15 ATMU ATMUS FILTRATION TECHNOLOGIES Consumer Cyclical 2.2%$52.7m1,034,293 14% added
16 PGR PROGRESSIVE CORP Financial Services 2.1%$51.9m237,808 -3% reduced
17 MA MASTERCARD INCORPORATED Financial Services 2.0%$50.1m97,535 -1% reduced
18 ETN EATON CORP PLC Industrials 2.0%$48.4m113,550 6% added
19 ARCH CAP GROUP LTD 2.0%$48.2m496,956 -2% reduced
20 ULS UL SOLUTIONS INC Industrials 2.0%$48.0m470,862 -19% reduced
21 CP CANADIAN PACIFIC KANSAS CITY Industrials 2.0%$47.9m552,701 -2% reduced
22 ICE INTERCONTINENTAL EXCHANGE INC Financial Services 1.8%$44.4m360,521 -2% reduced
23 V VISA INC Financial Services 1.7%$42.1m122,593 5% added
24 CPRT COPART INC Industrials 1.7%$40.8m1,446,844 -3% reduced
25 SHW SHERWIN WILLIAMS CO Basic Materials 1.7%$40.5m117,695 -2% reduced
26 WINA WINMARK CORP Consumer Cyclical 1.5%$36.7m86,767 -12% reduced
27 PB PROSPERITY BANCSHARES INC Financial Services 1.4%$33.7m461,055 -10% reduced
28 AXP AMERICAN EXPRESS CO Financial Services 1.4%$33.5m99,114 4% added
29 KNSL KINSALE CAP GROUP INC Financial Services 1.3%$31.1m94,240 -3% reduced
30 ORI OLD REP INTL CORP Financial Services 1.2%$30.2m738,980 -3% reduced
31 GBCI GLACIER BANCORP INC NEW Financial Services 1.1%$26.2m508,074 -3% reduced
32 IEX IDEX CORP Industrials 1.0%$24.6m108,202 -2% reduced
33 DGII DIGI INTL INC Technology 1.0%$24.1m321,072 25% added
34 MDLN MEDLINE INC Healthcare 0.9%$22.9m579,886 94% added
35 RSP INVESCO EXCHANGE TRADED FD TR 0.8%$18.5m87,000 -0% held
36 AAPL APPLE INC Technology 0.6%$13.9m48,058 3% added
37 SPY STATE STR SPDR S&P 500 ETF TR 0.5%$11.7m15,626 38% added
38 SPGI S&P GLOBAL INC Financial Services 0.5%$11.7m28,633 1% added
39 MSI MOTOROLA SOLUTIONS INC Technology 0.5%$11.5m27,742 new
40 RVTY REVVITY INC Healthcare 0.4%$9.6m85,992 new
41 CL COLGATE PALMOLIVE CO Consumer Defensive 0.2%$6.0m65,733 -1% reduced
42 GOOG ALPHABET INC Communication Services 0.2%$5.7m16,205 1% added
43 SCHF SCHWAB STRATEGIC TR 0.2%$4.1m146,386 -0% held
44 MSFT MICROSOFT CORP Technology 0.1%$3.6m9,532 -7% reduced
45 GOOGL ALPHABET INC Communication Services 0.1%$3.1m8,740 12% added
46 AMZN AMAZON COM INC Consumer Cyclical 0.1%$2.0m8,347 19% added
47 IJR ISHARES TR 0.1%$1.6m10,898 2% added
48 IAU ISHARES GOLD TR 0.1%$1.5m19,401 1% added
49 CSW CSW INDUSTRIALS INC Industrials 0.1%$1.4m5,000 -2% reduced
50 JNJ JOHNSON & JOHNSON Healthcare 0.1%$1.4m5,386 8% added

What did Port Capital LLC sell? Positions exited since the previous filing

StockPrior weightPrior value
HONGBP HONEYWELL INTL INC100.0%$260.4k

Sector mix

SectorWeight
Industrials34.9%
Financial Services17.9%
Technology16.7%
Basic Materials8.6%
Consumer Cyclical7.3%
Healthcare1.5%

Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.

Filing history

QuarterPositionsEquity value
Q2 2026108$2.5bn
Q1 202682$2.2bn

How concentrated is Port Capital LLC's portfolio?

Across every quarter Port Capital LLC has filed, its median largest position is 8.4% of the book and its median top-ten weight is 50.7%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 1.0 completed holding spells, the median lasted 1.0 quarters; 108.0 positions are still open and their final length is unknown.