Greenbrier Companies Inc
Ownership
Ownership Structure
Who owns Greenbrier Companies Inc (GBX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.6% of the shares are freely tradable; institutional investors hold 104.4%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 16.46 | 5,092,522 | -6.4 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 7.14 | 2,209,349 | +0.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 6.49 | 2,007,008 | +1.4 | 06/30/2026 |
| The Toronto-Dominion Bank | 6.17 | 1,907,815 | +2.6 | 03/31/2026 |
| American Century Companies Inc | 5.71 | 1,767,398 | +16.1 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.30 | 1,329,046 | +0.0 | 03/31/2026 |
| State Street Corp | 3.82 | 1,182,631 | -1.8 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6.09 | 1,884,915 | +0.0 | 08/31/2026 |
| Avantis US Small Cap Value ETF | 5.38 | 1,665,588 | +0.1 | 08/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.02 | 933,203 | +0.0 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Teramoto Wendy L | Director | 37,225 | 1,556,005 $ | Jul 16, 2026 | direct |
| Glenn William | SVP & President, Europe | 24,325 | 1,016,785 $ | Jul 13, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jul 16, 2026 | Teramoto Wendy L | Director | Other | 313 | 0.00 | – |
| Jul 13, 2026 | Glenn William | SVP & President, Europe | Sell | 4,000 | 48.15 | 192,604 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.