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Definium Therapeutics DFTX

US equityMarket cap rank #2129
$36.23 −$1.17 (-3.13%)
Market closed · Oct 5, 8:20 pm ET · Last extended-hours $36.20 -0.08%
Open$37.50
Prev close$37.40
Day range$35.90 – $37.74
Volume2.60M
Market cap$4.87B
P/E (TTM)–
Dividend yield–

Average implied volatility across the listed chain right now: 73%. 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 $36.00 $1.51 $0.85/$2.20 27 0 56%
16 Oct 2026 $37.00 $0.85 $0.85/$1.45 222 23 59%
16 Oct 2026 $35.00 $2.67 $1.40/$2.40 0 80 47%
16 Oct 2026 $38.00 $0.50 $0.10/$1.60 14 104 61%
16 Oct 2026 $34.00 $3.59 $2.05/$4.80 0 11 87%
16 Oct 2026 $39.00 $0.50 $0.00/$1.00 15 327 57%
16 Oct 2026 $33.00 $4.53 $2.80/$5.90 0 0 100%
16 Oct 2026 $40.00 $0.23 $0.00/$0.65 341 921 51%
16 Oct 2026 $32.00 $5.48 $3.60/$6.00 0 6 84%
16 Oct 2026 $41.00 $0.10 $0.10/$0.50 326 339 65%
16 Oct 2026 $31.00 $6.44 $4.50/$6.00 0 5 0%
16 Oct 2026 $42.00 $0.15 $0.00/$0.30 3 211 61%
16 Oct 2026 $30.00 $7.41 $5.40/$8.20 0 28 111%
16 Oct 2026 $43.00 $0.10 $0.00/$0.15 1 57 62%
16 Oct 2026 $29.00 $7.40 $6.30/$7.90 1 6 0%

Puts

ExpiryStrikeLastBid/AskVolumeOpen interestIV
16 Oct 2026 $36.00 $1.15 $0.60/$2.10 10 863 60%
16 Oct 2026 $37.00 $1.60 $1.10/$2.15 41 3,153 49%
16 Oct 2026 $35.00 $0.50 $0.50/$0.90 25 2,009 50%
16 Oct 2026 $38.00 $1.93 $1.80/$3.80 0 158 71%
16 Oct 2026 $34.00 $0.40 $0.25/$0.50 123 14 49%
16 Oct 2026 $39.00 $2.70 $1.90/$4.30 0 752 50%
16 Oct 2026 $33.00 $0.32 $0.00/$0.55 0 1,758 58%
16 Oct 2026 $40.00 $3.47 $3.30/$4.40 0 833 42%
16 Oct 2026 $32.00 $0.25 $0.00/$0.30 0 1 65%
16 Oct 2026 $41.00 $4.29 $4.20/$6.60 0 60 87%
16 Oct 2026 $31.00 $0.19 $0.05/$0.35 0 1,133 72%
16 Oct 2026 $42.00 $5.17 $5.10/$6.90 0 17 71%
16 Oct 2026 $30.00 $0.14 $0.05/$0.25 0 57 77%
16 Oct 2026 $43.00 $6.10 $5.60/$7.80 0 49 0%
16 Oct 2026 $29.00 $0.08 $0.05/$0.55 0 87 104%

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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