ClearSign Technologies Co... (CLIR)
NASDAQ: CLIR
· Real-Time Price · USD
0.79
0.06 (8.04%)
At close: Sep 26, 2025, 3:59 PM
0.84
6.00%
After-hours: Sep 26, 2025, 07:42 PM EDT
CLIR Option Overview
Overview for all option chains of CLIR. As of September 28, 2025, CLIR options have an IV of 243.06% and an IV rank of 18.14%. The volume is 37 contracts, which is 97.37% of average daily volume of 38 contracts. The volume put-call ratio is 0.37, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
243.06%IV Rank
18.14%Historical Volatility
131.15%IV Low
201.58% on Mar 28, 2025IV High
430.18% on Apr 10, 2025Open Interest (OI)
Today's Open Interest
906Put-Call Ratio
0.02Put Open Interest
17Call Open Interest
889Open Interest Avg (30-day)
646Today vs Open Interest Avg (30-day)
140.25%Option Volume
Today's Volume
37Put-Call Ratio
0.37Put Volume
10Call Volume
27Volume Avg (30-day)
38Today vs Volume Avg (30-day)
97.37%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 | 5 | 0 | 0 | 217 | 0 | 0 | 243.06% | 2.5 |
| Nov 21, 2025 | 2 | 10 | 5 | 134 | 0 | 0 | 167.27% | 2.5 |
| Feb 20, 2026 | 20 | 0 | 0 | 530 | 2 | 0 | 132.56% | 2.5 |
| May 15, 2026 | 0 | 0 | 0 | 8 | 15 | 1.88 | 144.34% | 2.5 |