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WD-40 WDFC

US equityMarket cap rank #2556Specialty Chemicals
$205.86 +$2.84 (+1.40%)
Market closed · Oct 6, 4:10 am ET · Last extended-hours $205.86 0.00%
Open$202.80
Prev close$203.02
Day range$201.80 – $206.35
Volume116.8K
Market cap$2.76B
P/E (TTM)31.3
Dividend yield1.90%

Average implied volatility across the listed chain right now: 47%. 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 $210.00 $1.60 $1.05/$4.00 0 37 30%
16 Oct 2026 $200.00 $6.40 $5.00/$10.00 1 18 27%
16 Oct 2026 $195.00 $10.15 $7.50/$13.20 0 3 0%
16 Oct 2026 $220.00 $0.10 $0.15/$0.25 6 242 24%
16 Oct 2026 $190.00 $13.99 $12.50/$17.90 0 2 0%
16 Oct 2026 $185.00 $18.62 $17.10/$23.10 0 0 0%
16 Oct 2026 $230.00 $0.03 $0.00/$1.50 0 1 27%
16 Oct 2026 $180.00 $23.42 $22.00/$29.70 0 0 0%
16 Oct 2026 $175.00 $28.35 $26.90/$35.10 0 0 0%
16 Oct 2026 $240.00 $0.00 $0.00/$1.50 0 0 29%
16 Oct 2026 $170.00 $33.33 $31.90/$40.10 0 0 0%
16 Oct 2026 $165.00 $38.32 $36.90/$45.10 0 0 0%
16 Oct 2026 $250.00 $0.00 $0.00/$1.45 0 0 29%
16 Oct 2026 $160.00 $43.31 $41.90/$50.10 0 0 0%
16 Oct 2026 $155.00 $48.31 $46.90/$55.00 0 0 0%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $210.00 $9.07 $4.70/$9.20 0 0 34%
16 Oct 2026 $200.00 $3.47 $1.40/$2.65 0 1 32%
16 Oct 2026 $195.00 $0.76 $0.80/$2.25 2 23 39%
16 Oct 2026 $220.00 $16.80 $13.60/$19.00 1 2 51%
16 Oct 2026 $190.00 $0.59 $0.30/$0.85 1 18 37%
16 Oct 2026 $185.00 $0.38 $0.30/$0.55 0 18 43%
16 Oct 2026 $230.00 $27.63 $22.80/$29.00 0 0 65%
16 Oct 2026 $180.00 $0.13 $0.00/$1.70 0 6 41%
16 Oct 2026 $175.00 $0.03 $0.00/$1.75 0 7 40%
16 Oct 2026 $240.00 $37.59 $30.80/$39.00 0 0 66%
16 Oct 2026 $170.00 $0.01 $0.00/$1.10 0 0 40%
16 Oct 2026 $165.00 $0.00 $0.00/$1.55 0 0 39%
16 Oct 2026 $250.00 $47.57 $40.80/$49.00 0 0 79%
16 Oct 2026 $160.00 $0.00 $0.00/$1.05 0 0 39%
16 Oct 2026 $155.00 $0.00 $0.00/$1.50 0 0 42%

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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