// company-profile
Greenbrier Companies Inc
GBX// activity-summary
Recent insider activity is bearish. Over the last 30 days, insiders net sold $17K across 1 transaction.
// 90-day insight
Over the last 90 days, Greenbrier Companies Inc insiders sold $17K across 1 transaction with no open-market purchases.
- Most active insider: Donfris Michael J with 1 transaction totaling $17K.
- Largest single sale: $17K by Donfris Michael J on Jun 17, 2026.
Activity skews bearish — sales outpace buys.
Institutional Ownership
Top 13F-HR holders of Greenbrier Companies Inc as of 2026-03-31
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 17, 2026 | Donfris Michael J | GBX | Tax Withholding | 351 | $49.33 | $17K |
| Feb 3, 2026 | Teramoto Wendy L | GBX | Gift | 294 | $0.00 | $0K |
| Jan 30, 2026 | Krueger William J. | GBX | Sale | 6,000 | $50.00 | $300K |
| Jan 7, 2026 | Songer Jeffrey M | GBX | Option Exercise | 1,776 | — | — |
| Jan 7, 2026 | Huffines James R | GBX | Award | 3,465 | — | — |
45 more transactions hidden
Free account · No credit card required
Building something? Get API access →
Popular companies on Form4API
Browse insider trading activity for other actively-filed companies.