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Filers›MARSHFIELD ASSOCIATES
DOSSIER · 13F-HR · Q1 2026

MARSHFIELD ASSOCIATES

$5.0B in tracked AUM across 17 positions as of Q1 2026.

MA
CIK 0000914976 · last filed Mar 31, 2026
Total AUM
$5.0B
as of Q1 2026
Holdings
17
—
positions
Whale Score
71
71
strong
Activity
—
no data
changes this Q
AI Analysis · Q1 2026 · Q1 2026

Comprehensive Analysis of Marshfield Associates SEC 13F Filing Report Period: Q3 2025 (Ending September 30, 2025)

1. Portfolio Overview

Marshfield Associates has undergone a significant transformation in the portfolio composition during the quarter ending September 30, 2025. The firm executed a substantial reduction in portfolio size, with total assets under management (AUM) decreasing by 48.0%, dropping from $4.89 billion to $2.54 billion. This drastic reduction was driven primaril...

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
AZO
AUTOZONE INC
$557M165K11.2%
02
UNH
UNITEDHEALTH GROUP INC
$512M1.9M10.2%
03
PGR
PROGRESSIVE CORP
$487M2.5M9.7%
04
ROST
ROSS STORES INC
$394M1.8M7.9%
05
V
VISA INC
$379M1.3M7.6%
06
ORLY
OREILLY AUTOMOTIVE INC
$324M3.5M6.5%
07
MA
MASTERCARD INCORPORATED
$300M600K6.0%
08
G0450A105
ARCH CAP GROUP LTD
$293M3.1M5.9%
09
EXPD
EXPEDITORS INTL WASH INC
$280M2.0M5.6%
10
DPZ
DOMINOS PIZZA INC
$271M755K5.4%

Filing history

Filing history loading…
AI Agent · grounded in MARSHFIELD
haiku-4-5 · 17 positions indexed
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