MARSHFIELD ASSOCIATES

Fundamental concentrated ★Highest signal CIK 914976
League rank
#644
in Fundamental concentrated · #3985 overall
Long book
$4.99B
Q1 2026
Positions
17
Top-10 weight
76%
concentration
Last quarter
+11.3%
SPY +14.8%
Turnover
0%
of book per quarter

Strategy in plain words

auto-generated from filings

MARSHFIELD ASSOCIATES is a concentrated fundamental stock-picker, running a $4.99B US long book across 17 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: AUTOZONE INC, UNITEDHEALTH GROUP INC, PROGRESSIVE CORP, ROSS STORES INC, VISA INC-CLASS A SHARES.

Over the last 9 quarters its long book ran on average 1.7pp per quarter behind the S&P 500, beating the index in 4 of 9 quarters. We rate its filings highest-signal: new buys here are worth attention.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-1.5%
Q2 2024
+6.8%
Q3 2024
+0.1%
Q4 2024
+3.3%
Q1 2025
+0.7%
Q2 2025
+8.6%
Q3 2025
-0.3%
Q4 2025
-3.8%
Q1 2026
+11.3%

Sector allocation

Consumer discretionary
38%
Financials
26%
Services media
23%
Industrials
14%

Long book by quarter

$4.88B
Q1 2024
$4.52B
Q2 2024
$4.71B
Q3 2024
$4.61B
Q4 2024
$4.62B
Q1 2025
$4.89B
Q2 2025
$5.78B
Q3 2025
$5.70B
Q4 2025
$4.99B
Q1 2026

What does MARSHFIELD ASSOCIATES own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
AZO AUTOZONE INCConsumer discretionary165.0K$557.4M11.2%-5.7%
UNH UNITEDHEALTH GROUP INCFinancials1.9M$511.6M10.2%+14.0%
PGR PROGRESSIVE CORPFinancials2.5M$486.8M9.7%-2.8%
ROST ROSS STORES INCConsumer discretionary1.8M$394.0M7.9%-33.0%
V VISA INC-CLASS A SHARESServices media1.3M$379.3M7.6%+22.0%
ORLY O'REILLY AUTOMOTIVE INCConsumer discretionary3.5M$324.3M6.5%-10.1%
MA MASTERCARD INC - AServices media600.2K$299.9M6.0%-4.2%
ACGL ARCH CAPITAL GROUP LTDFinancials3.1M$292.9M5.9%+5.7%
EXPD EXPEDITORS INTL WASH INCIndustrials2.0M$279.7M5.6%-4.8%
DPZ DOMINO'S PIZZA INCConsumer discretionary755.1K$270.9M5.4%-3.8%
CMI CUMMINS INCIndustrials448.8K$241.5M4.8%-41.2%
MCO MOODY'S CORPServices media539.0K$235.1M4.7%-4.4%
TJX TJX COMPANIES INCConsumer discretionary1.1M$174.3M3.5%-6.6%
NVR NVR INCIndustrials25.4K$167.5M3.4%-5.3%
DIS WALT DISNEY CO/THEServices media1.6M$158.3M3.2%-3.1%
FAST FASTENAL COConsumer discretionary3.3M$153.6M3.1%-11.7%
STRA STRATEGIC EDUCATION INCServices media792.9K$65.8M1.3%-46.4%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202617$4.99B canonicalSEC ↗
Q4 202513F-HRFeb 17, 202617$5.70B canonicalSEC ↗
Q3 202513F-HRNov 14, 202517$5.78B canonicalSEC ↗
Q2 202513F-HRAug 14, 202519$4.89B canonicalSEC ↗
Q1 202513F-HRMay 15, 202518$4.62B canonicalSEC ↗
Q4 202413F-HRFeb 14, 202518$4.61B canonicalSEC ↗
Q3 202413F-HRNov 15, 202419$4.71B canonicalSEC ↗
Q2 202413F-HRAug 14, 202419$4.52B canonicalSEC ↗
Q1 202413F-HRMay 15, 202419$4.88B canonicalSEC ↗