ClearSign Technologies Co... (CLIR)
NASDAQ: CLIR
· Real-Time Price · USD
0.86
0.02 (1.97%)
At close: Oct 03, 2025, 3:59 PM
0.88
2.55%
After-hours: Oct 03, 2025, 06:35 PM EDT
CLIR Option Overview
Overview for all option chains of CLIR. As of October 05, 2025, CLIR options have an IV of 250% and an IV rank of 21.18%. The volume is 4 contracts, which is 10.26% of average daily volume of 39 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
250%IV Rank
21.18%Historical Volatility
128.72%IV Low
201.58% on Mar 28, 2025IV High
430.18% on Apr 10, 2025Open Interest (OI)
Today's Open Interest
944Put-Call Ratio
0.03Put Open Interest
27Call Open Interest
917Open Interest Avg (30-day)
734Today vs Open Interest Avg (30-day)
128.61%Option Volume
Today's Volume
4Put-Call Ratio
0Put Volume
0Call Volume
4Volume Avg (30-day)
39Today vs Volume Avg (30-day)
10.26%Option Chain Statistics
This table provides a comprehensive overview of all CLIR options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Oct 17, 2025 | 0 | 0 | 0 | 225 | 0 | 0 | 250% | 2.5 |
| Nov 21, 2025 | 0 | 0 | 0 | 137 | 10 | 0.07 | 158.88% | 2.5 |
| Feb 20, 2026 | 0 | 0 | 0 | 530 | 2 | 0 | 145.5% | 2.5 |
| May 15, 2026 | 4 | 0 | 0 | 25 | 15 | 0.6 | 107.17% | 2.5 |