CSTM Option Overview

145 calls and 860 puts traded on Nov 4, 2026, 1.01K contracts in total. Open interest was 33.0K contracts. Over the past 30 days, volume averaged 375 contracts per day. The CSTM option volume chart shows volume by strike and expiration date.

Constellium SE IV rank is 3, so its 30-day implied volatility of 40.7% is near the bottom of its one-year range. Over the past year it ranged from 35.6% on Nov 17, 2025 to 195.2% on Jul 17, 2026. See the CSTM implied volatility history for a longer view.

The Constellium SE put/call volume ratio was 5.93 on Nov 4, 2026, so puts outnumber calls. The put/call open interest ratio was 0.46. The CSTM open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Constellium SE options about one week from expiration was $26.00, 14.4% above the $22.72 close. The CSTM max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 40.4%, options price a move of about ±$1.27 (±5.6%) over the next week, a range of roughly $21.45 to $23.99 from the Nov 4, 2026 close. The CSTM expected move chart shows it for every expiration date.