Lionstone Capital Management LLC — 13F Holdings & Portfolio

CIK 1575662 · latest 13F-HR filed 2026-05-15

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

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AUM

$413.0M

Long-equity book

Holdings

12

Distinct positions

Period

2026-03-31

Filed 2026-05-15

Q/Q Activity

+0 / −0 / ↑2 / ↓4

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • API GROUP CORP$5.6M +5.9%
  • ENERGY FUELS INC$25.1K +25.5%
Show all 2

Top Trims

  • S&P GLOBAL INC-$8.2M -18.6%
  • AMAZON COM INC-$6.3M -9.8%
  • ALPHABET INC-$6.3M -8.6%
  • COPART INC-$4.6M -15.2%
Show all 4

New Positions

  • No new positions this quarter.
Show all 0

Exited Positions

  • No exits this quarter.
Show all 0
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 API GROUP CORP APG 00187Y100 $100.3M 24.29% 2,476,270 SH
2 ALPHABET INC GOOG 02079K107 $67.0M 16.22% 233,545 SH
3 AMAZON COM INC AMZN 023135106 $58.3M 14.11% 279,740 SH
4 QXO INC QXO 82846H405 $45.3M 10.97% 2,332,662 SH
5 FERGUSON ENTERPRISES INC FERG 31488V107 $37.6M 9.10% 161,048 SH
6 FIRSTSERVICE CORP NEW FSV 33767E202 $36.4M 8.81% 261,955 SH
7 S&P GLOBAL INC SPGI 78409V104 $35.7M 8.65% 84,000 SH
8 COPART INC CPRT 217204106 $25.8M 6.24% 776,300 SH
9 LOWES COS INC LOW 548661107 $5.0M 1.22% 21,330 SH
10 LIBERTY BROADBAND CORP LBRDK 530307305 $1.2M 0.30% 24,605 SH
11 GCI LIBERTY INC GLIBK 36164V800 $253.4K 0.06% 6,810 SH
12 ENERGY FUELS INC UUUU 292671708 $123.4K 0.03% 6,760 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-05-15 $413.0M 12 0001193125-26-225586
2025-12-31 2026-02-17 $432.6M 12 0001193125-26-053107
2025-09-30 2025-11-14 $427.9M 12 0001193125-25-282101