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Park-Ohio Holdings Corp PKOH

US equityMarket cap rank #3506Specialty Industrial Machinery
$48.28 −$0.40 (-0.82%)
Pre-market · Oct 8, 8:10 am ET · After hours $48.28 0.00%
Open$47.91
Prev close$48.68
Day range$47.11 – $48.37
Volume84.5K
Market cap$699.58M
P/E (TTM)25.8
Dividend yield1.04%

Average implied volatility across the listed chain right now: 104%. 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.

Open interest by strike

25303540455055606570CallsPuts

Nearest listed expiry only. Calls above the line, puts below — clusters mark strikes where the market has built up the most open positions.

Implied volatility by strike

-18%53%123%194%254570CallsPuts

The “volatility smile”: strikes far from the current price often price in richer implied volatility than at-the-money strikes.

Calls

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $50.00 $2.48 $0.00/$4.90 0 9 109%
16 Oct 2026 $45.00 $5.14 $1.15/$6.00 0 2 46%
16 Oct 2026 $55.00 $1.01 $0.00/$4.90 0 0 107%
16 Oct 2026 $40.00 $9.05 $6.10/$10.90 0 0 86%
16 Oct 2026 $60.00 $0.36 $0.00/$4.90 0 0 106%
16 Oct 2026 $35.00 $13.74 $11.00/$15.80 0 0 115%
16 Oct 2026 $65.00 $0.11 $0.00/$4.90 0 0 106%
16 Oct 2026 $30.00 $18.70 $16.00/$20.50 0 0 0%
16 Oct 2026 $70.00 $0.03 $0.00/$2.10 0 0 105%
16 Oct 2026 $25.00 $23.69 $21.00/$25.50 0 0 0%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $50.00 $3.76 $0.90/$4.90 0 2 65%
16 Oct 2026 $45.00 $1.43 $0.00/$4.90 0 0 99%
16 Oct 2026 $55.00 $7.30 $5.50/$9.00 0 0 86%
16 Oct 2026 $40.00 $0.34 $0.00/$4.90 0 0 100%
16 Oct 2026 $60.00 $11.64 $10.50/$14.00 0 0 121%
16 Oct 2026 $35.00 $0.04 $0.00/$4.90 0 0 101%
16 Oct 2026 $65.00 $16.40 $15.00/$19.00 0 0 131%
16 Oct 2026 $30.00 $0.00 $0.00/$4.90 0 0 101%
16 Oct 2026 $70.00 $21.33 $20.50/$24.00 0 0 176%
16 Oct 2026 $25.00 $0.00 $0.00/$4.90 0 0 114%

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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