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Black Hills Corp BKH

US equityMarket cap rank #2033
$70.48 −$0.48 (-0.68%)
Market closed · Oct 5, 8:10 pm ET · Last extended-hours $70.48 0.00%
Open$70.96
Prev close$70.96
Day range$70.17 – $71.35
Volume1.07M
Market cap$5.37B
P/E (TTM)17.8
Dividend yield3.91%

Average implied volatility across the listed chain right now: 67%. 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 $70.00 $2.59 $0.00/$3.90 0 3 48%
16 Oct 2026 $75.00 $0.38 $0.05/$1.20 0 187 43%
16 Oct 2026 $65.00 $6.50 $4.20/$6.80 0 0 0%
16 Oct 2026 $80.00 $0.13 $0.00/$0.15 8 1,535 45%
16 Oct 2026 $60.00 $11.16 $8.80/$12.40 0 0 48%
16 Oct 2026 $85.00 $0.07 $0.00/$2.25 0 2 55%
16 Oct 2026 $55.00 $16.07 $13.50/$17.40 0 10 0%
16 Oct 2026 $90.00 $0.03 $0.00/$2.20 0 0 61%
16 Oct 2026 $50.00 $21.05 $18.50/$22.40 0 0 0%
16 Oct 2026 $95.00 $0.02 $0.00/$2.20 0 0 67%
16 Oct 2026 $45.00 $26.04 $23.50/$27.40 0 0 0%
16 Oct 2026 $100.00 $0.01 $0.00/$2.15 0 0 72%
16 Oct 2026 $40.00 $31.03 $28.50/$32.40 0 0 0%
16 Oct 2026 $105.00 $0.00 $0.00/$2.15 0 0 77%
16 Oct 2026 $110.00 $0.00 $0.00/$2.15 0 0 81%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $70.00 $1.53 $0.00/$3.40 0 105 37%
16 Oct 2026 $75.00 $4.32 $4.40/$5.10 0 3 33%
16 Oct 2026 $65.00 $0.44 $0.00/$0.85 0 14 47%
16 Oct 2026 $80.00 $9.12 $8.50/$10.20 0 8 0%
16 Oct 2026 $60.00 $0.11 $0.00/$2.15 0 4 54%
16 Oct 2026 $85.00 $14.05 $12.70/$15.80 0 0 0%
16 Oct 2026 $55.00 $0.02 $0.00/$2.15 0 0 62%
16 Oct 2026 $90.00 $19.04 $18.20/$21.40 0 0 93%
16 Oct 2026 $50.00 $0.00 $0.00/$2.15 0 0 69%
16 Oct 2026 $95.00 $24.04 $22.60/$26.50 0 0 85%
16 Oct 2026 $45.00 $0.00 $0.00/$2.15 0 0 75%
16 Oct 2026 $100.00 $29.04 $27.60/$31.00 0 0 0%
16 Oct 2026 $40.00 $0.00 $0.00/$2.15 0 0 85%
16 Oct 2026 $105.00 $34.04 $32.50/$36.60 0 0 108%
16 Oct 2026 $110.00 $39.04 $37.50/$41.60 0 0 119%

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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