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CLIR · ClearSign Technologies Corp

$3.90 -0.12 (-2.99%) At close · Jul 30
Market Cap
$21.11M
Shares
5.41M

Options Chain

15-min delayed Underlying $3.90 · at close Jul 30, 2026 Options Calculator

Positioning

Aug 21, 2026 · 21 days to expiry · 4 contracts
Put / call OI
0.55
Call-heavy positioning
Open interest
90
contracts outstanding
Volume
9
traded today
Max pain
$2.50
$1.40 below spot
ATM implied vol
1403.2%
market's expected move

Open interest by strike

Calls Puts

Chain

Click any strike for greeks, breakeven and the calculator
Expiry
OI Vol IV Δ Last Strike Last Δ IV Vol OI
57 2 $0.06 $2.00 -0.048 1248% 5 32
1 1 $0.50 $4.56 -0.052 1403.2% 1 0
About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1434524 CUSIP 185064201 13F (30d) 4 filings 4 filers Visit website Investor relations