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Tetra Tech Inc TTEK

US equityMarket cap rank #1599
$33.33 +$0.21 (+0.63%)
Market closed · Oct 5, 8:10 pm ET · Last extended-hours $33.33 0.00%
Open$33.05
Prev close$33.12
Day range$32.57 – $33.55
Volume2.82M
Market cap$8.53B
P/E (TTM)20.1
Dividend yield0.80%

Average implied volatility across the listed chain right now: 66%. 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 $35.00 $0.38 $0.10/$0.95 0 47 49%
16 Oct 2026 $30.00 $3.33 $2.10/$5.00 0 6 54%
16 Oct 2026 $40.00 $0.01 $0.00/$0.10 0 174 43%
16 Oct 2026 $25.00 $8.23 $7.40/$10.00 0 0 134%
16 Oct 2026 $22.50 $10.73 $9.90/$11.40 0 0 0%
16 Oct 2026 $45.00 $0.00 $0.00/$0.05 0 32 47%
16 Oct 2026 $20.00 $13.22 $11.90/$14.10 0 0 0%
16 Oct 2026 $50.00 $0.00 $0.00/$0.95 0 0 63%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $35.00 $2.16 $1.65/$2.00 0 105 31%
16 Oct 2026 $30.00 $0.09 $0.00/$0.70 0 0 45%
16 Oct 2026 $40.00 $6.88 $5.30/$7.90 0 0 0%
16 Oct 2026 $25.00 $0.00 $0.00/$0.75 0 0 46%
16 Oct 2026 $22.50 $0.00 $0.00/$0.75 0 0 62%
16 Oct 2026 $45.00 $11.88 $10.90/$13.20 0 0 135%
16 Oct 2026 $20.00 $0.00 $0.00/$0.75 0 0 80%
16 Oct 2026 $50.00 $16.88 $14.90/$18.20 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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