Lionstone Capital Management LLC

Fundamental concentrated ★Highest signal CIK 1575662
League rank
#847
in Fundamental concentrated · #6960 overall
Long book
$413.0M
Q1 2026
Positions
12
Top-10 weight
100%
concentration
Last quarter
+5.7%
SPY +14.8%
Turnover
0%
of book per quarter

Strategy in plain words

auto-generated from filings

Lionstone Capital Management LLC is a concentrated fundamental stock-picker, running a $413.0M US long book across 12 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: API GROUP CORP, ALPHABET INC-CL C, AMAZON.COM INC, QXO INC, FERGUSON ENTERPRISES INC.

Over the last 9 quarters its long book ran on average 2.1pp per quarter behind the S&P 500, beating the index in 3 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
+0.7%
Q2 2024
-2.5%
Q3 2024
+6.2%
Q4 2024
-7.3%
Q1 2025
+15.5%
Q2 2025
+2.8%
Q3 2025
+5.3%
Q4 2025
-4.9%
Q1 2026
+5.7%

Sector allocation

Consumer discretionary
42%
Services media
33%
Technology
16%
Real estate
9%
Communications
0%
Materials
0%

Long book by quarter

$394.6M
Q1 2024
$391.6M
Q2 2024
$371.2M
Q3 2024
$390.7M
Q4 2024
$361.6M
Q1 2025
$416.4M
Q2 2025
$427.9M
Q3 2025
$432.6M
Q4 2025
$413.0M
Q1 2026

What does Lionstone Capital own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
APG API GROUP CORPServices media2.5M$100.3M24.3%Held
GOOG ALPHABET INC-CL CTechnology233.5K$67.0M16.2%Held
AMZN AMAZON.COM INCConsumer discretionary279.7K$58.3M14.1%Held
QXO QXO INCConsumer discretionary2.3M$45.3M11.0%Held
FERG FERGUSON ENTERPRISES INCConsumer discretionary161.0K$37.6M9.1%Held
FSV FIRSTSERVICE CORPReal estate262.0K$36.4M8.8%+6.6%
SPGI S&P GLOBAL INCServices media84.0K$35.7M8.7%Held
CPRT COPART INCConsumer discretionary776.3K$25.8M6.2%Held
LOW LOWE'S COS INCConsumer discretionary21.3K$5.0M1.2%Held
LBRDK LIBERTY BROADBAND-CCommunications24.6K$1.2M0.3%Held
GLIBK LIBERTY CAPITAL CORP-CL CCommunications6.8K$253K0.1%Held
UUUU ENERGY FUELS INCMaterials6.8K$123K0.0%Held

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202612$413.0M canonicalSEC ↗
Q4 202513F-HRFeb 17, 202612$432.6M canonicalSEC ↗
Q3 202513F-HRNov 14, 202512$427.9M canonicalSEC ↗
Q2 202513F-HRAug 14, 202511$416.4M canonicalSEC ↗
Q1 202513F-HRMay 15, 202511$361.6M canonicalSEC ↗
Q4 202413F-HRFeb 14, 202511$390.7M canonicalSEC ↗
Q3 202413F-HRNov 14, 202411$371.2M canonicalSEC ↗
Q2 202413F-HRAug 14, 202412$391.6M canonicalSEC ↗
Q1 202413F-HRMay 15, 202412$394.6M canonicalSEC ↗