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CSTM
Constellium SE Class A Ordinary shares
stock NYSE

At Close
Sep 1, 2026 3:59:57 PM EDT
26.90USD+1.778%(+0.47)1,426,504
0.00Bid   0.00Ask   0.00Spread
Pre-market
Sep 1, 2026 9:29:59 AM EDT
26.28USD-0.568%(-0.15)2,896
After-hours
Sep 1, 2026 4:44:30 PM EDT
26.91USD+0.037%(+0.01)352
OverviewOption ChainMax PainOptionsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)Short Interest - DailyTrendsNewsMore
for Daily Short Interest
CSTM Short Interest (SI) Latest - Official
As of 2026-08-14, there were 6,721,503 shares short with a short interest of 5.45%.

CSTM Short Interest - Official
 

CSTM Short Position Change - Official
 
CSTM Short Interest - Official chartexchange.com
Historical data is split-adjusted.
1) Data from Finra. Finra publishes an updated file every two weeks.
2) Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.



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