Institutional Manager · CIK 0001532262
Greenbrier Partners Capital Management, LLC
DALLAS, TX · File #028-14645
Latest AUM
$1.5M
Positions
12
Top-10 Concentration
97.7%
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 |
|---|---|---|---|---|---|
| EXITED | DISNEY WALT CO | 254687106 | -202,633 | -$23.2M | $0 |
| REDUCE | MARKEL GROUP INC | MKL | -842 | -$1,810 | -$52.4M |
| REDUCE | BERKSHIRE HATHAWAY INC DEL | BRK-A | -3,350 | -$1,684 | -$44.2M |
| REDUCE | PAYPAL HLDGS INC | PYPL | -27,119 | -$1,583 | -$27.3M |
| REDUCE | APPLE INC | AAPL | -1,862 | -$506 | -$362.0M |
| REDUCE | META PLATFORMS INC | META | -525 | -$347 | -$294.2M |
| REDUCE | COSTCO WHSL CORP NEW | 22160K105 | -293 | -$253 | -$207.5M |
| REDUCE | ALPHABET INC | GOOG | -610 | -$191 | -$113.5M |
| REDUCE | AMAZON COM INC | AMZN | -820 | -$189 | -$137.4M |
| REDUCE | ALPHABET INC | GOOG | -597 | -$187 | -$110.8M |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202512 pos · $1.5M
- 13F HOLDINGS REPORTQ/E Sep 202513 pos · $1.48B
- 13F HOLDINGS REPORTQ/E Jun 202513 pos · $1.36B
- 13F HOLDINGS REPORTQ/E Mar 202514 pos · $1.28B
- 13F HOLDINGS REPORTQ/E Dec 202414 pos · $1.38B
- 13F HOLDINGS REPORTQ/E Sep 202414 pos · $1.32B
- 13F HOLDINGS REPORTQ/E Jun 202413 pos · $1.21B
- 13F HOLDINGS REPORTQ/E Mar 202413 pos · $1.08B
- 13F HOLDINGS REPORTQ/E Dec 202313 pos · $885.9M
Top 12 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | APPLE INC | AAPL | 1,421,438 | $386,432 | 25.91% |
| 2 | META PLATFORMS INC | META | 400,457 | $264,338 | 17.72% |
| 3 | COSTCO WHSL CORP NEW | 22160K105 | 224,059 | $193,215 | 12.96% |
| 4 | ALPHABET INC | GOOG | 466,049 | $146,246 | 9.81% |
| 5 | AMAZON COM INC | AMZN | 625,649 | $144,412 | 9.68% |
| 6 | ALPHABET INC | GOOG | 455,906 | $142,699 | 9.57% |
| 7 | MICROSOFT CORP | MSFT | 119,686 | $57,883 | 3.88% |
| 8 | MARKEL GROUP INC | MKL | 26,578 | $57,133 | 3.83% |
| 9 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 84,614 | $42,531 | 2.85% |
| 10 | PAYPAL HLDGS INC | PYPL | 380,012 | $22,185 | 1.49% |
| 11 | SPOTIFY TECHNOLOGY S A | SPOT | 35,576 | $20,659 | 1.39% |
| 12 | COPART INC | CPRT | 349,542 | $13,685 | 0.92% |