CS
CSTM
Constellium SE $26.17 1M -11.3% 3M -24.7% YTD +32.4% 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
+0.6%
Next 1 week
+0.7%
Next 1 month
-1.4%
Seasonality
Weak window historically
Next 30 days (to Oct 14): -8.4% median,
25% of the last 12 years finished up.
20-year seasonality chart →
Mean reversion
Neutral — RSI(2) at 28
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought.
Its dip-buy edge in history is +0.13%/day.
Mean-reversion stats →
1-month breakdown —
Market · β 1.92 -0.3% · Seasonal tilt -1.0%
$38M/day volume
46% volatility
+81% 1-year
-29% from ATH
52-week range · 52% of the way up · -29% from the high
$14.39$36.99
Congressional trades in CSTM Full tracker →
1 member · 0 buys / 1 sells · $1K–$15K disclosed · latest filing Jun 7, 2015.
| SELL | $1K–$15K |
Data from the U.S. House Clerk and FINRA, plus end-of-day prices. Not investment advice.