Institutional Manager · CIK 0001575662
Lionstone Capital Management LLC
NEW YORK, NY · File #028-15483
Latest AUM
$432.6M
Positions
12
Top-10 Concentration
99.9%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | ALPHABET INC | GOOG | -27,575 | -$8.7M | +$18.3M |
| REDUCE | AMAZON COM INC | AMZN | -32,260 | -$7.4M | +$3.5M |
| REDUCE | API GROUP CORP | APG | -140,480 | -$5.4M | +$10.2M |
| REDUCE | LOWES COS INC | 548661107 | -20,120 | -$4.9M | -$420,718 |
| ADD | FIRSTSERVICE CORP NEW | FSV | +29,520 | +$4.6M | -$7.6M |
| ADD | QXO INC | QXO-PB | +211,450 | +$4.1M | +$487,878 |
| ADD | GCI LIBERTY INC | GLIBK | +1,889 | +$70,290 | -$296 |
| REDUCE | COPART INC | CPRT | 0 | $0 | -$4.5M |
| REDUCE | ENERGY FUELS INC | UUUU | 0 | $0 | -$5,476 |
| REDUCE | FERGUSON ENTERPRISES INC | FERG | 0 | $0 | -$314,044 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202512 pos · $432.6M
- 13F HOLDINGS REPORTQ/E Sep 202512 pos · $427.9M
- 13F HOLDINGS REPORTQ/E Jun 202511 pos · $416.4M
- 13F HOLDINGS REPORTQ/E Mar 202511 pos · $361.6M
- 13F HOLDINGS REPORTQ/E Dec 202411 pos · $390.7M
- 13F HOLDINGS REPORTQ/E Sep 202411 pos · $371.2M
- 13F HOLDINGS REPORTQ/E Jun 202412 pos · $391.6M
- 13F HOLDINGS REPORTQ/E Mar 202412 pos · $394.6M
- 13F HOLDINGS REPORTQ/E Dec 202312 pos · $320.6M
Top 12 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | API GROUP CORP | APG | 2,476,270 | $94.7M | 21.90% |
| 2 | ALPHABET INC | GOOG | 233,545 | $73.3M | 16.94% |
| 3 | AMAZON COM INC | AMZN | 279,740 | $64.6M | 14.92% |
| 4 | QXO INC | QXO-PB | 2,332,662 | $45.0M | 10.40% |
| 5 | S&P GLOBAL INC | SPGI | 84,000 | $43.9M | 10.15% |
| 6 | FIRSTSERVICE CORP NEW | FSV | 245,720 | $38.2M | 8.83% |
| 7 | FERGUSON ENTERPRISES INC | FERG | 161,048 | $35.9M | 8.29% |
| 8 | COPART INC | CPRT | 776,300 | $30.4M | 7.02% |
| 9 | LOWES COS INC | 548661107 | 21,330 | $5.1M | 1.19% |
| 10 | LIBERTY BROADBAND CORP | LBRDP | 24,605 | $1.2M | 0.28% |
| 11 | GCI LIBERTY INC | GLIBK | 6,810 | $253,400 | 0.06% |
| 12 | ENERGY FUELS INC | UUUU | 6,760 | $98,290 | 0.02% |