BeStock  

Horizon Quantum Holdings HQ

US equityMarket cap rank #3380Software - Infrastructure
$16.15 −$1.11 (-6.43%)
Pre-market · Oct 8, 8:30 am ET · After hours $16.23 +0.50%
Open$17.07
Prev close$17.26
Day range$16.02 – $17.08
Volume75.0K
Market cap$832.99M
P/E (TTM)–
Dividend yield–

Average implied volatility across the listed chain right now: 240%. 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

2.507.5013182330CallsPuts

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

28%347%666%985%2.501530CallsPuts

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 $15.00 $2.18 $1.00/$2.40 10 164 108%
16 Oct 2026 $17.50 $0.75 $0.40/$1.05 1 170 126%
16 Oct 2026 $12.50 $4.77 $3.30/$5.00 0 290 203%
16 Oct 2026 $20.00 $0.43 $0.00/$0.70 0 325 156%
16 Oct 2026 $10.00 $7.26 $4.60/$8.30 0 3 266%
16 Oct 2026 $22.50 $0.18 $0.00/$0.95 0 2 159%
16 Oct 2026 $7.50 $9.76 $7.10/$10.80 0 0 391%
16 Oct 2026 $25.00 $0.08 $0.00/$0.95 0 1 163%
16 Oct 2026 $5.00 $12.26 $9.60/$13.30 0 0 571%
16 Oct 2026 $2.50 $14.76 $12.10/$15.80 0 0 906%
16 Oct 2026 $30.00 $0.02 $0.00/$0.75 0 2 172%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $15.00 $0.58 $0.05/$1.35 0 31 127%
16 Oct 2026 $17.50 $1.57 $0.95/$3.20 0 4 128%
16 Oct 2026 $12.50 $0.15 $0.00/$0.95 0 108 137%
16 Oct 2026 $20.00 $3.49 $2.35/$6.00 0 14 144%
16 Oct 2026 $10.00 $0.03 $0.00/$0.40 0 140 159%
16 Oct 2026 $22.50 $5.74 $4.70/$8.70 0 1 194%
16 Oct 2026 $7.50 $0.00 $0.00/$0.05 0 113 183%
16 Oct 2026 $25.00 $8.14 $7.10/$11.00 0 1 203%
16 Oct 2026 $5.00 $0.00 $0.00/$0.05 0 0 213%
16 Oct 2026 $2.50 $0.00 $0.00/$0.05 0 1 337%
16 Oct 2026 $30.00 $13.07 $12.10/$15.80 0 0 232%

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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