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Grid Dynamics GDYN

US equityMarket cap rank #3603Information Technology Services
$7.67 −$0.15 (-1.92%)
Pre-market · Oct 8, 7:30 am ET · After hours $7.67 0.00%
Open$7.71
Prev close$7.82
Day range$7.65 – $7.85
Volume530.7K
Market cap$622.24M
P/E (TTM)255.7
Dividend yield–

Average implied volatility across the listed chain right now: 164%. 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

2.505.007.50101315CallsPuts

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

-48%143%333%523%2.507.5015CallsPuts

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 $7.50 $0.56 $0.40/$0.45 0 227 72%
16 Oct 2026 $10.00 $0.01 $0.00/$0.15 0 230 88%
16 Oct 2026 $5.00 $2.82 $2.45/$3.20 0 1 250%
16 Oct 2026 $12.50 $0.00 $0.00/$0.75 0 1 93%
16 Oct 2026 $2.50 $5.32 $4.70/$5.80 0 0 475%
16 Oct 2026 $15.00 $0.00 $0.00/$0.75 0 0 125%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $7.50 $0.25 $0.00/$0.75 0 42 72%
16 Oct 2026 $10.00 $2.20 $1.95/$2.65 0 0 0%
16 Oct 2026 $5.00 $0.00 $0.00/$0.75 0 0 85%
16 Oct 2026 $12.50 $4.68 $4.20/$5.40 0 0 0%
16 Oct 2026 $2.50 $0.00 $0.00/$0.75 0 0 214%
16 Oct 2026 $15.00 $7.18 $6.60/$8.00 0 0 0%

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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