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Port Capital Portfolio holdings

AUM $2.25B
1-Year Est. Return 13.28%
This Fund
S&P 500
This Quarter Est. Return
+1.52%
1 Year Est. Return
+13.28%
3 Year Est. Return
+65.31%
5 Year Est. Return
+99.15%
10 Year Est. Return
–
AUM
$2.25B
AUM Growth
-$69.9M
Cap. Flow
-$70.6M
Cap. Flow %
-3.14%
Top 10 Hldgs %
50.19%
Holding
86
New
4
Increased
26
Reduced
40
Closed
4

Top Buys

Rank Stock Value
1
AXP icon
American Express
AXP
+$20.8M
2
MDLN
Medline Inc
MDLN
+$13.2M
3
DGII icon
Digi International
DGII
+$12.1M
4
TDY icon
Teledyne Technologies
TDY
+$8.96M
5
ETN icon
Eaton
ETN
+$7.52M

Top Sells

Rank Stock Value
1
SPGI icon
S&P Global
SPGI
+$23M
2
BRO icon
Brown & Brown
BRO
+$21.5M
3
ADP icon
Automatic Data Processing
ADP
+$19.2M
4
APH icon
Amphenol
APH
+$16.3M
5
RBC icon
RBC Bearings
RBC
+$13.8M

Sector Composition

Rank Sector Weight
1 Industrials 43.53%
2 Financials 21.55%
3 Technology 15.15%
4 Materials 8.6%
5 Consumer Discretionary 8.17%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
RBC icon
1
RBC Bearings
RBC
$18.2B
$187M 8.3%
343,831
-26,022
-7% -$13.8M
HEI.A icon
2
HEICO Corp Class A
HEI.A
$34.9B
$174M 7.75%
826,086
-34,070
-4% -$8.39M
TDY icon
3
Teledyne Technologies
TDY
$29.4B
$152M 6.75%
250,831
+14,357
+6% +$8.96M
APH icon
4
Amphenol
APH
$186B
$103M 4.57%
812,604
-116,074
-12% -$16.3M
AME icon
5
Ametek
AME
$54.3B
$92.7M 4.12%
432,246
-19,458
-4% -$4.32M
SPXC icon
6
SPX Corp
SPXC
$10.6B
$92M 4.09%
460,289
-1,335
-0.3% -$287K
ORLY icon
7
O'Reilly Automotive
ORLY
$71.3B
$87M 3.87%
942,570
-32,607
-3% -$3.06M
LIN icon
8
Linde
LIN
$237B
$84.7M 3.77%
170,919
-5,826
-3% -$2.75M
RLI icon
9
RLI Corp
RLI
$5.66B
$79.1M 3.52%
1,387,507
-17,656
-1% -$1.06M
GGG icon
10
Graco
GGG
$12.4B
$77.6M 3.45%
916,397
+49,340
+6% +$4.37M
PH icon
11
Parker-Hannifin
PH
$120B
$75.8M 3.37%
84,638
-4,112
-5% -$3.89M
WTS icon
12
Watts Water Technologies
WTS
$11.6B
$74.7M 3.32%
257,406
+135
+0.1% +$41.1K
SSD icon
13
Simpson Manufacturing
SSD
$7.78B
$70M 3.11%
408,069
-636
-0.2% -$117K
ICE icon
14
Intercontinental Exchange
ICE
$79B
$57.6M 2.56%
366,233
-15,098
-4% -$2.46M
CACI icon
15
CACI
CACI
$10.2B
$55.7M 2.48%
102,502
+110
+0.1% +$66.2K
ATMU icon
16
Atmus Filtration Technologies
ATMU
$4.19B
$51.6M 2.29%
908,680
+31,960
+4% +$1.89M
CPRT icon
17
Copart
CPRT
$25.6B
$49.7M 2.21%
1,496,709
+51,351
+4% +$1.93M
ULS icon
18
UL Solutions
ULS
$17.7B
$49.7M 2.21%
579,675
-1,875
-0.3% -$148K
MA icon
19
Mastercard
MA
$480B
$49.4M 2.2%
98,867
-12,037
-11% -$6.34M
ACGL icon
20
Arch Capital
ACGL
$35.4B
$48.8M 2.17%
508,652
-64,140
-11% -$6.14M
PGR icon
21
Progressive
PGR
$121B
$48.4M 2.15%
244,335
-22,705
-9% -$4.69M
CP icon
22
Canadian Pacific Kansas City
CP
$83.2B
$44.2M 1.97%
563,874
+33,395
+6% +$2.64M
WINA icon
23
Winmark
WINA
$1.39B
$42M 1.87%
98,186
-2
-0% -$882
ETN icon
24
Eaton
ETN
$155B
$38.4M 1.71%
107,453
+21,144
+24% +$7.52M
SHW icon
25
Sherwin-Williams
SHW
$81.7B
$38.3M 1.7%
119,587
+12,314
+11% +$4.24M
1
2 3 4

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Port Capital's Q1 2026 Portfolio in Review

As of Q1 2026, Port Capital held 86 positions worth $2.25B, down 3% from $2.32B the previous quarter. Its ten largest holdings account for 50% of the portfolio.

Port Capital withdrew a net $70.6M in Q1 2026, closing 4 positions and reducing 40 holdings. Its most notable exit was Brown & Brown, an estimated $21.5M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 44% of assets, up from 42% a quarter earlier, followed by Financials and Technology.

Against the trend, Port Capital opened a new position in Medline Inc worth $13.3M.

  • Port Capital's largest Q1 2026 buy was Medline Inc: 298,800 shares worth $13.3M.
  • Port Capital added most to American Express in Q1 2026, an estimated $20.8M increase.
  • Port Capital's biggest Q1 2026 reduction was S&P Global, cutting an estimated $23M.
  • Port Capital fully exited Brown & Brown in Q1 2026, selling an estimated $21.5M.
  • Port Capital's ten largest holdings make up 50% of its $2.25B portfolio in Q1 2026.
  • Port Capital opened 4 new positions and closed 4 in Q1 2026.
  • Port Capital's portfolio value fell 3% quarter-over-quarter to $2.25B.

Based on Port Capital's 13F filing for Q1 2026, filed 15 May 2026.