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Gerdau GGB

US equityMarket cap rank #1451
$5.17 +$0.16 (+3.19%)
Market closed · Oct 5, 8:10 pm ET · Last extended-hours $5.33 +3.03%
Open$5.43
Prev close$5.01
Day range$5.08 – $5.48
Volume30.97M
Market cap$10.14B
P/E (TTM)22.7
Dividend yield2.51%

Average implied volatility across the listed chain right now: 136%. 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.

Calls

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $5.00 $0.25 $0.15/$0.30 197 1,699 33%
16 Oct 2026 $7.50 $0.00 $0.00/$0.05 0 0 66%
16 Oct 2026 $2.50 $2.51 $2.40/$3.30 0 0 398%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $5.00 $0.13 $0.00/$0.15 0 9 57%
16 Oct 2026 $7.50 $2.27 $1.70/$2.75 3 3 0%
16 Oct 2026 $2.50 $0.00 $0.00/$0.05 0 1 127%

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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