BeStock  

Factorial Energy FAC

US equityMarket cap rank #3692Electrical Equipment & Parts
$5.06 −$0.40 (-7.33%)
Pre-market · Oct 8, 9:00 am ET · After hours $5.11 +0.99%
Open$5.40
Prev close$5.46
Day range$4.99 – $5.42
Volume275.4K
Market cap$541.54M
P/E (TTM)–
Dividend yield–

Average implied volatility across the listed chain right now: 416%. Implied volatility measures how big a price swing the options market is pricing in — there is no fixed “normal” level, it varies a lot by stock.

Open interest by strike

2.505.007.50101315182023CallsPuts

Nearest listed expiry only. Calls above the line, puts below — clusters mark strikes where the market has built up the most open positions.

Implied volatility by strike

23%349%676%1002%2.501323CallsPuts

The “volatility smile”: strikes far from the current price often price in richer implied volatility than at-the-money strikes.

Calls

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $5.00 $0.63 $0.25/$0.45 0 27 104%
16 Oct 2026 $7.50 $0.01 $0.00/$0.50 0 216 134%
16 Oct 2026 $2.50 $2.96 $2.25/$3.10 0 0 387%
16 Oct 2026 $10.00 $0.00 $0.00/$0.20 0 23 167%
16 Oct 2026 $12.50 $0.00 $0.00/$0.50 0 236 169%
16 Oct 2026 $15.00 $0.00 $0.00/$0.50 0 4 199%
16 Oct 2026 $17.50 $0.00 $0.00/$0.50 0 0 224%
16 Oct 2026 $20.00 $0.00 $0.00/$0.50 0 0 246%
16 Oct 2026 $22.50 $0.00 $0.00/$0.50 0 0 265%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $5.00 $0.31 $0.00/$0.45 1 138 112%
16 Oct 2026 $7.50 $2.05 $2.00/$4.60 0 6 501%
16 Oct 2026 $2.50 $0.00 $0.00/$1.05 0 0 173%
16 Oct 2026 $10.00 $4.54 $4.40/$7.30 0 56 640%
16 Oct 2026 $12.50 $7.04 $6.90/$9.80 0 3 725%
16 Oct 2026 $15.00 $9.54 $9.40/$12.30 0 4 789%
16 Oct 2026 $17.50 $12.04 $11.90/$14.80 0 3 841%
16 Oct 2026 $20.00 $14.54 $14.40/$17.30 0 0 884%
16 Oct 2026 $22.50 $17.04 $16.90/$19.80 0 0 921%

Open interest = contracts currently outstanding (not yet closed out). Higher open interest generally means a strike/expiry is more actively traded and easier to get in and out of.

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