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Brian Walker

Marshfield Associates

Assets Managed
$4.993B
Holdings
17
Last Quarter
2026 - Q1
Filed Date
6d ago
Growth Rate
-12.47%(2Q avg: -6.87%)
Sustained Growth
0 quarters

Portfolio positions

This chart displays the top 10 holdings in Marshfield Associates's 2026 - Q1 portfolio, based on their 13F SEC filing, out of a total of 17 positions.

Assets under management

The assets under management (AUM) of Marshfield Associates over the past 10 years (40 quarters) show continuous growth in total asset value over the last 0 quarters. As of the latest 13F SEC filing for 2026 - Q1, they manage 4.993B in assets, with a quarterly growth rate of -12.47% and a 2-quarter average growth rate of -6.87%. The portfolio is managed by Brian Walker, and others.

Portfolio holdings

InvestmentPortfolio %Reported Value
AZO
Autozone Inc
Recent Activity
Decreased -5.65%
11.17%
$557.446M
165,033 shares@ $3377.79 avg price
UNH
Unitedhealth Group Inc
Recent Activity
Increased 14.01%
10.25%
$511.602M
1.891M shares@ $270.6 avg price
PGR
Progressive Corp
Recent Activity
Decreased -2.78%
9.75%
$486.755M
2.455M shares@ $198.25 avg price
ROST
Ross Stores Inc
Recent Activity
Decreased -32.99%
7.9%
$394.008M
1.819M shares@ $216.63 avg price
V
Visa Inc-class A Shares
Recent Activity
Increased 21.96%
7.6%
$379.303M
1.255M shares@ $302.24 avg price
ORLY
O'reilly Automotive Inc
Recent Activity
Decreased -10.05%
6.5%
$324.347M
3.514M shares@ $92.32 avg price
MA
Mastercard Inc - A
Recent Activity
Decreased -4.23%
6.01%
$299.873M
600,154 shares@ $499.67 avg price
ACGL
Arch Capital Group Ltd
Recent Activity
Increased 5.7%
5.87%
$292.906M
3.051M shares@ $95.99 avg price
EXPD
Expeditors Intl Wash Inc
Recent Activity
Decreased -4.84%
5.61%
$279.729M
1.953M shares@ $143.24 avg price
DPZ
Domino's Pizza Inc
Recent Activity
Decreased -3.8%
5.43%
$270.937M
755,140 shares@ $358.8 avg price

1-10 of 17