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Port Capital

Port Capital Portfolio holdings

AUM $2.45B Turnover 25.69%
1-Year Est. Return 18.2%
This Fund
S&P 500
This Quarter Est. Return
+12.11%
1 Year Est. Return
+18.2%
3 Year Est. Return
+74.42%
5 Year Est. Return
+113.9%
10 Year Est. Return
–
AUM
$2.45B
AUM Growth
+$201M
Cap. Flow
-$29.1M
Cap. Flow %
-1.19%
Top 10 Hldgs %
51.13%
Holding
109
New
27
Increased
30
Reduced
40
Closed
1
Avg Time Held
4.3 years
Top 10 Avg Time Held
3.7 years
Top 20 Avg Time Held
4.2 years

Top Buys

Rank Stock Value
1
MSI icon
Motorola Solutions
MSI
+$11.6M
2
MDLN icon
Medline Inc
MDLN
+$11.3M
3
CACI icon
CACI
CACI
+$9.33M
4
RVTY icon
Revvity
RVTY
+$8.28M
5
ATMU icon
Atmus Filtration Technologies
ATMU
+$6.82M

Top Sells

Rank Stock Value
1
RBC icon
RBC Bearings
RBC
+$31.9M
2
ULS icon
UL Solutions
ULS
+$10.3M
3
APH icon
Amphenol
APH
+$9.9M
4
HEI.A icon
HEICO Corp Class A
HEI.A
+$4.94M
5
WINA icon
Winmark
WINA
+$4.46M

Sector Composition

Rank Sector Weight
1 Industrials 43.4%
2 Financials 19.88%
3 Technology 16.66%
4 Materials 8.6%
5 Consumer Discretionary 7.29%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
HEI.A icon
1
HEICO Corp Class A
HEI.A
$32.5B
$207M 8.47%
804,484
-21,602
-3% -$4.94M
2017 Q4
34 quarters
RBC icon
2
RBC Bearings
RBC
$15.9B
$187M 7.63%
290,280
-53,551
-16% -$31.9M
2017 Q4
34 quarters
TDY icon
3
Teledyne Technologies
TDY
$28.6B
$163M 6.65%
244,265
-6,566
-3% -$4.14M
2017 Q4
34 quarters
APH icon
4
Amphenol
APH
$200B
$131M 5.35%
1,487,488
-137,720
-8% -$9.9M
2017 Q4
34 quarters
SPXC icon
5
SPX Corp
SPXC
$8.37B
$109M 4.46%
445,236
-15,053
-3% -$3.29M
2023 Q4
10 quarters
AME icon
6
Ametek
AME
$56.8B
$102M 4.18%
423,376
-8,870
-2% -$2.04M
2017 Q4
34 quarters
WTS icon
7
Watts Water Technologies
WTS
$11.9B
$97.4M 3.98%
248,896
-8,510
-3% -$2.65M
2023 Q3
11 quarters
LIN icon
8
Linde
LIN
$232B
$87.3M 3.56%
168,238
-2,681
-2% -$1.36M
2018 Q4
30 quarters
ORLY icon
9
O'Reilly Automotive
ORLY
$72.2B
$85.5M 3.49%
928,311
-14,259
-2% -$1.3M
2017 Q4
34 quarters
SSD icon
10
Simpson Manufacturing
SSD
$7.24B
$82.6M 3.37%
394,379
-13,690
-3% -$2.56M
2019 Q2
28 quarters
PH icon
11
Parker-Hannifin
PH
$122B
$81.1M 3.31%
82,922
-1,716
-2% -$1.57M
2023 Q4
10 quarters
RLI icon
12
RLI Corp
RLI
$5.71B
$79.5M 3.24%
1,345,839
-41,668
-3% -$2.24M
2017 Q4
34 quarters
GGG icon
13
Graco
GGG
$13.1B
$67M 2.73%
885,786
-30,611
-3% -$2.42M
2017 Q4
34 quarters
CACI icon
14
CACI
CACI
$13.4B
$55.9M 2.28%
120,771
+18,269
+18% +$9.33M
2023 Q1
13 quarters
ATMU icon
15
Atmus Filtration Technologies
ATMU
$3.66B
$52.7M 2.15%
1,034,293
+125,613
+14% +$6.82M
2025 Q3
3 quarters
PGR icon
16
Progressive
PGR
$126B
$51.9M 2.12%
237,808
-6,527
-3% -$1.32M
2019 Q3
27 quarters
MA icon
17
Mastercard
MA
$539B
$50.1M 2.04%
97,535
-1,332
-1% -$664K
2017 Q4
34 quarters
ETN icon
18
Eaton
ETN
$152B
$48.4M 1.97%
113,550
+6,097
+6% +$2.46M
2025 Q4
2 quarters
ACGL icon
19
Arch Capital
ACGL
$34.3B
$48.2M 1.97%
496,956
-11,696
-2% -$1.1M
2018 Q1
33 quarters
ULS icon
20
UL Solutions
ULS
$14.7B
$48M 1.96%
470,862
-108,813
-19% -$10.3M
2024 Q3
7 quarters
CP icon
21
Canadian Pacific Kansas City
CP
$76.1B
$47.9M 1.96%
552,701
-11,173
-2% -$957K
2017 Q4
34 quarters
ICE icon
22
Intercontinental Exchange
ICE
$89.4B
$44.4M 1.81%
360,521
-5,712
-2% -$857K
2017 Q4
34 quarters
V icon
23
Visa
V
$756B
$42.1M 1.72%
122,593
+5,661
+5% +$1.82M
2017 Q4
34 quarters
CPRT icon
24
Copart
CPRT
$25.3B
$40.8M 1.66%
1,446,844
-49,865
-3% -$1.61M
2017 Q4
34 quarters
SHW icon
25
Sherwin-Williams
SHW
$80.7B
$40.5M 1.65%
117,695
-1,892
-2% -$604K
2024 Q1
9 quarters
1
2 3 4 5

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Port Capital's Q2 2026 Portfolio in Review

As of Q2 2026, Port Capital held 109 positions worth $2.45B, up 9% from $2.25B the previous quarter. Its ten largest holdings account for 51% of the portfolio.

Port Capital's Q2 2026 filing shows 27 new, 30 increased, 40 reduced and 1 closed positions. Its largest new stake was Motorola Solutions: 27,742 shares worth $11.5M. The largest sale was RBC Bearings, an estimated $31.9M.

By sector, the portfolio is most concentrated in Industrials at 43% of assets, down from 44% a quarter earlier, followed by Financials and Technology.

  • Port Capital's largest Q2 2026 buy was Motorola Solutions: 27,742 shares worth $11.5M.
  • Port Capital added most to Medline Inc in Q2 2026, an estimated $11.3M increase.
  • Port Capital's biggest Q2 2026 reduction was RBC Bearings, cutting an estimated $31.9M.
  • Port Capital fully exited Honeywell in Q2 2026, selling an estimated $260K.
  • Port Capital's ten largest holdings make up 51% of its $2.45B portfolio in Q2 2026.
  • Port Capital opened 27 new positions and closed 1 in Q2 2026.
  • Port Capital's portfolio value rose 9% quarter-over-quarter to $2.45B.

Based on Port Capital's 13F filing for Q2 2026, filed 14 Aug 2026.