Greenbrier Partners Capital Management holds 613K shares of Amazon.com Inc (AMZN) worth about $153M as of September 30, 2026, according to the 13F-HR filed with the SEC on November 9, 2026. The position is 11.36% of the reported portfolio, the 4th largest of 12 stock positions. Greenbrier Partners Capital Management trimmed the share count by 1% in 2026 Q3.
What did the 2026 Q3 filing report for AMZN?
As of September 30, 2026, from the 13F-HR filed November 9, 2026.
| Value | |
|---|---|
| Portfolio weight | 11.36% |
| Shares | 613K |
| Reported value | $153M |
| Rank in portfolio | 4th of 12 |
| Largest holding | AAPL at 21.96% |
| Top three holdings | 53.81% of the book |
| Change this quarter | -1% shares |
How concentrated is Greenbrier Partners Capital Management in AMZN?
AMZN at 11.36% is 1.4 times the average stock position in the Greenbrier Partners Capital Management portfolio, which is 8%. The largest holding is AAPL at 21.96%. The three largest stocks together are 53.81% of the reported book. A quarter earlier AMZN was 11.06% of the book.
Where does AMZN sit in the Greenbrier Partners Capital Management portfolio?
AMZN ranks 4th of 12 stock positions in the Greenbrier Partners Capital Management portfolio at 11.36%, above the fund's average stock position of 8%. The AMZN cut was the 7th largest of the quarter's 12 position changes by percent change to portfolio. Across the 2026 Q3 portfolio, Greenbrier Partners Capital Management reported 12 stock positions, with 1 opened and none closed. The total portfolio value is about $1.35B, up 1% from the prior quarter.
How long has Greenbrier Partners Capital Management held AMZN?
Greenbrier Partners Capital Management first reported AMZN in the quarter ended June 30, 2016. The weight peaked at 12.88% in 2020 Q2. The share count was unchanged the quarter before. Every reported trade is on the Greenbrier Partners Capital Management AMZN trade history page.
Did other funds buy or sell AMZN in 2026 Q3?
Among the other tracked funds that had filed for 2026 Q3 as of November 9, 2026, 5 hold AMZN. Of those, one opened it this quarter. The largest buyers of AMZN this quarter were John Armitage, Harry Burn and Paul Lountzis. The largest seller was Lewis Sanders. Every tracked holder of AMZN is on the AMZN ownership page.
FAQ
What share of the Greenbrier Partners Capital Management portfolio is AMZN?
AMZN is 11.36% of the Greenbrier Partners Capital Management portfolio as of 2026 Q3, the 4th largest of 12 stock positions.
What is the AMZN stake of Greenbrier Partners Capital Management worth?
Greenbrier Partners Capital Management holds 613K shares of AMZN, worth about $153M at September 30, 2026 prices, 11.36% of the reported portfolio.
What are the largest holdings of Greenbrier Partners Capital Management?
The largest stock positions of Greenbrier Partners Capital Management as of 2026 Q3 are AAPL (21.96%), META (16.99%) and COST (14.86%), together 53.81% of the book.
Did Greenbrier Partners Capital Management change its AMZN position in 2026 Q3?
Greenbrier Partners Capital Management trimmed the share count by 1% in 2026 Q3.