GB
GBX
GBX $43.09 1M -5.3% 3M -9.1% YTD -8.9% as of 2026-09-11↑↓ next ticker · ⌘+↑↓ or scroll to zoom · ←→ pan · 0 reset
▲ buy ▼ sell · size ≈ trade size · ─ moving averages · click the buttons above to hide them
Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.0%
Next 1 week
-0.4%
Next 1 month
-0.1%
Seasonality
Mildly positive window
Next 30 days (to Oct 14): +1.9% median,
55% of the last 31 years finished up.
20-year seasonality chart →
Mean reversion
Neutral — RSI(2) at 77
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought.
Its dip-buy edge in history is -0.03%/day.
Mean-reversion stats →
1-month breakdown —
Market · β 0.53 -0.1% · Seasonal tilt +0.0%
$15M/day volume
31% volatility
-6% 1-year
-45% from ATH
52-week range · 23% of the way up · -27% from the high
$38.23$59.19
Congressional trades in GBX Full tracker →
1 member · 0 buys / 1 sells · $1K–$15K disclosed · latest filing Apr 27, 2020.
| SELL | $1K–$15K |
Data from the U.S. House Clerk and FINRA, plus end-of-day prices. Not investment advice.