GBX · Insider trading · 13F holders · Congress trades
Greenbrier Companies Inc (GBX)
Who is buying and selling GBX: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 9
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 1
GBX at a glance
- No open-market insider purchases or sales of GBX were filed in the last 90 days.
- 9 13F filers hold GBX among their 50 largest positions, worth $88.2M combined. The biggest bets by portfolio weight are Community Bank of Raymore (1.9%), Atlas FRM LLC (1.7%) and Tiptree Advisors, LLC (1.6%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
- Members of Congress have disclosed 1 GBX trade since 2019, 0 purchases and 1 sale in the past year; the latest was Donna E. Shalala (D-FL), selling $1K–15K on Mar 19, 2019.
- GBX last closed at $38.36 on Oct 30, 2026.
GBX insider trading
No open-market insider purchases or sales of GBX were filed in the last 90 days.
Who owns GBX? Hedge funds and superinvestors
9 13F filers hold GBX among their 50 largest positions, worth $88.2M combined. The biggest bets by portfolio weight are Community Bank of Raymore (1.9%), Atlas FRM LLC (1.7%) and Tiptree Advisors, LLC (1.6%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Atlas FRM LLCHedge fund | 1.7% | $38.6M | 787,588 | +215.6% shares | Q2 2026 |
| Donald Smith & Co., Inc.Hedge fund | 0.6% | $32.0M | 652,672 | — | Q2 2026 |
| VELA Investment Management, LLCMutual fund manager | 1.1% | $4.6M | 94,828 | +2.8% shares | Q2 2026 |
| Community Bank of RaymoreBank & trust | 1.9% | $3.3M | 81,473 | +0.0% shares | Q3 2026 |
| Tiptree Advisors, LLCInstitutional asset manager | 1.6% | $2.5M | 51,709 | +0.0% shares | Q2 2026 |
| Sittner & Nelson, LLCWealth manager | 0.8% | $2.5M | 50,524 | -0.3% shares | Q2 2026 |
| von Borstel & Associates, Inc.Wealth manager | 0.4% | $1.9M | 38,578 | +0.0% shares | Q2 2026 |
| Crown Advisors Management, Inc.Hedge fund | 0.9% | $1.7M | 35,000 | -22.2% shares | Q2 2026 |
| Austin Asset Management Co IncWealth manager | 0.1% | $1.1M | 27,196 | +0.0% shares | Q3 2026 |
Each manager counts with its latest 13F (Q3 2026: 2, Q2 2026: 7). Screen GBX in the grand portfolio →
GBX stock trades by members of Congress
Members of Congress have disclosed 1 GBX trade since 2019, 0 purchases and 1 sale in the past year; the latest was Donna E. Shalala (D-FL), selling $1K–15K on Mar 19, 2019.
| Filed | Member | Trade | Amount | Traded | Since |
|---|---|---|---|---|---|
| Apr 27, 2020 | Donna E. ShalalaD-FL · House | Sale | $1K–15K | Mar 19, 2019 | +2.6% |
GBX questions and answers
Are insiders buying GBX stock?
No open-market insider purchases or sales of GBX were filed in the last 90 days.
Which hedge funds own GBX?
9 13F filers hold GBX among their 50 largest positions, worth $88.2M combined. The biggest bets by portfolio weight are Community Bank of Raymore (1.9%), Atlas FRM LLC (1.7%) and Tiptree Advisors, LLC (1.6%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Has Congress traded GBX?
Members of Congress have disclosed 1 GBX trade since 2019, 0 purchases and 1 sale in the past year; the latest was Donna E. Shalala (D-FL), selling $1K–15K on Mar 19, 2019.
Who is the largest holder of GBX?
Among 13F filers, Atlas FRM LLC reports the largest GBX position, $38.6M (787,588 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Community Bank of Raymore's: 1.9% of its portfolio.
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Free to use with a link back. The data updates every filing day.