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GeoPark GPRK

US equityMarket cap rank #3485Oil & Gas E&P
$11.11 −$0.33 (-2.88%)
Pre-market · Oct 8, 8:20 am ET · After hours $11.11 0.00%
Open$11.50
Prev close$11.44
Day range$11.07 – $11.62
Volume412.8K
Market cap$720.99M
P/E (TTM)8.9
Dividend yield2.07%

Average implied volatility across the listed chain right now: 128%. 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

2.505.007.5010131518CallsPuts

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%83%193%304%2.501018CallsPuts

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 $10.00 $1.55 $0.00/$2.70 0 17 139%
16 Oct 2026 $12.50 $0.03 $0.00/$0.10 6 245 53%
16 Oct 2026 $7.50 $3.95 $1.80/$5.20 0 0 0%
16 Oct 2026 $15.00 $0.01 $0.00/$0.10 0 191 92%
16 Oct 2026 $5.00 $6.45 $4.30/$7.70 0 0 0%
16 Oct 2026 $17.50 $0.00 $0.00/$0.75 0 10 89%
16 Oct 2026 $2.50 $8.94 $6.80/$10.20 0 0 0%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $10.00 $0.10 $0.00/$0.05 0 68 72%
16 Oct 2026 $12.50 $1.27 $0.05/$3.20 0 2 104%
16 Oct 2026 $7.50 $0.00 $0.00/$2.15 0 0 77%
16 Oct 2026 $15.00 $3.56 $2.35/$5.70 0 0 155%
16 Oct 2026 $5.00 $0.00 $0.00/$2.15 0 0 150%
16 Oct 2026 $17.50 $6.06 $4.80/$8.20 0 0 199%
16 Oct 2026 $2.50 $0.00 $0.00/$0.20 0 0 276%

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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