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Bio-Rad Laboratories BIO

US equityMarket cap rank #1449
$379.82 +$10.68 (+2.89%)
Market closed · Oct 5, 10:10 pm ET · Last extended-hours $379.82 0.00%
Open$368.07
Prev close$369.14
Day range$363.96 – $381.78
Volume279.4K
Market cap$10.16B
P/E (TTM)46.3
Dividend yield–

Average implied volatility across the listed chain right now: 51%. 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 $380.00 $3.64 $3.00/$11.10 0 7 26%
16 Oct 2026 $370.00 $8.00 $11.00/$17.90 0 2 32%
16 Oct 2026 $390.00 $2.83 $0.10/$10.00 0 6 34%
16 Oct 2026 $360.00 $13.93 $18.80/$26.70 0 0 37%
16 Oct 2026 $400.00 $2.23 $0.05/$10.00 0 0 46%
16 Oct 2026 $350.00 $21.99 $27.70/$35.00 0 0 37%
16 Oct 2026 $410.00 $1.78 $0.00/$4.90 0 1 39%
16 Oct 2026 $340.00 $30.18 $38.00/$44.50 0 1 46%
16 Oct 2026 $420.00 $1.43 $0.00/$4.90 0 1 45%
16 Oct 2026 $330.00 $39.31 $47.00/$55.00 0 0 52%
16 Oct 2026 $430.00 $1.16 $0.00/$4.90 0 0 49%
16 Oct 2026 $320.00 $49.14 $56.80/$64.60 0 0 56%
16 Oct 2026 $440.00 $0.94 $0.00/$4.40 0 0 54%
16 Oct 2026 $310.00 $59.14 $66.60/$74.70 0 0 64%
16 Oct 2026 $450.00 $0.77 $0.00/$3.20 0 0 58%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $380.00 $16.88 $3.90/$12.00 0 5 31%
16 Oct 2026 $370.00 $11.14 $2.00/$10.00 0 3 40%
16 Oct 2026 $390.00 $26.09 $10.10/$18.00 0 6 31%
16 Oct 2026 $360.00 $6.91 $0.50/$10.00 0 1 51%
16 Oct 2026 $400.00 $35.49 $18.70/$26.00 0 0 35%
16 Oct 2026 $350.00 $4.79 $0.05/$10.00 0 1 63%
16 Oct 2026 $410.00 $45.03 $28.10/$35.00 0 0 39%
16 Oct 2026 $340.00 $2.67 $0.05/$10.00 0 0 75%
16 Oct 2026 $420.00 $54.67 $37.10/$45.00 0 0 43%
16 Oct 2026 $330.00 $1.39 $0.00/$4.90 0 0 59%
16 Oct 2026 $430.00 $64.39 $46.10/$55.00 0 0 44%
16 Oct 2026 $320.00 $0.68 $0.00/$3.40 0 0 59%
16 Oct 2026 $440.00 $74.16 $57.10/$64.70 0 0 56%
16 Oct 2026 $310.00 $0.31 $0.00/$3.30 0 0 59%
16 Oct 2026 $450.00 $83.98 $66.70/$73.80 0 0 50%

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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