BTC 9OCT26 Options Chain

BTC options expiring 9OCT26, 22 days out, with the forward at $76,578. Open interest is $283K in calls and $337K in puts, put/call 1.19, and max pain is $78,000. At-the-money implied volatility is 31.9%. Where a strike is listed on both venues the cheaper ask and richer bid are visible side by side; the arb scanner flags any gap that exceeds fees. Strikes shown are within 60% of the forward. All BTC expiries.

Chain

Best bid / ask across Derive and Deribit; open interest in contracts, both venues. Wider screens show each venue and its IV.Derive bid / ask (IV) · Deribit bid / ask (IV) · open interest in contracts, both venues combined.

Strike	Call bid / ask	Put bid / ask	OI c / p
65000	$11602 / $11831	$145 / $161	0 / 1
70000	$6930 / $7198	$459 / $536	0 / 2
72000	$5322 / $5475	$766 / $842	0 / 1
73000	$4556 / $4710	$996 / $1072	0 / 0
74000	$3867 / $3982	$1302 / $1378	0 / 0
75000	$3216 / $3331	$1646 / $1723	0 / 0
76000	$2643 / $2719	$2068 / $2145	0 / 0
77000	$2144 / $2221	$2566 / $2643	0 / 0
78000	$1723 / $1800	$3140 / $3217	0 / 0
79000	$1378 / $1455	$3714 / $3905	0 / 0
80000	$1072 / $1110	$4442 / $4595	0 / 0
82000	$651 / $689	$5973 / $6241	2 / 0
84000	$383 / $421	$7696 / $8002	1 / 0
85000	$299 / $329	$8577 / $8921	1 / 0
90000	$91.89 / $115	$13363 / $13708	0 / 0

Call OI	Derive call	Deribit call	Strike	Deribit put	Derive put	Put OI
0	–	$11602 / $11831 41%	65000	$145 / $161 41%	–	1
0	–	$6930 / $7198 35%	70000	$459 / $536 35%	–	2
0	–	$5322 / $5475 34%	72000	$766 / $842 34%	–	1
0	–	$4556 / $4710 33%	73000	$996 / $1072 33%	–	0
0	–	$3867 / $3982 33%	74000	$1302 / $1378 33%	–	0
0	–	$3216 / $3331 32%	75000	$1646 / $1723 32%	–	0
0	–	$2643 / $2719 32%	76000	$2068 / $2145 32%	–	0
0	–	$2144 / $2221 32%	77000	$2566 / $2643 32%	–	0
0	–	$1723 / $1800 32%	78000	$3140 / $3217 32%	–	0
0	–	$1378 / $1455 32%	79000	$3714 / $3905 32%	–	0
0	–	$1072 / $1110 32%	80000	$4442 / $4595 32%	–	0
2	–	$651 / $689 32%	82000	$5973 / $6241 32%	–	0
1	–	$383 / $421 33%	84000	$7696 / $8002 33%	–	0
1	–	$299 / $329 33%	85000	$8577 / $8921 33%	–	0
0	–	$91.89 / $115 36%	90000	$13363 / $13708 36%	–	0

BTC 9OCT26 Options Chain

Chain

Strike	Call bid / ask	Put bid / ask	OI c / p
65000	$11602 / $11831	$145 / $161	0 / 1
70000	$6930 / $7198	$459 / $536	0 / 2
72000	$5322 / $5475	$766 / $842	0 / 1
73000	$4556 / $4710	$996 / $1072	0 / 0
74000	$3867 / $3982	$1302 / $1378	0 / 0
75000	$3216 / $3331	$1646 / $1723	0 / 0
76000	$2643 / $2719	$2068 / $2145	0 / 0
77000	$2144 / $2221	$2566 / $2643	0 / 0
78000	$1723 / $1800	$3140 / $3217	0 / 0
79000	$1378 / $1455	$3714 / $3905	0 / 0
80000	$1072 / $1110	$4442 / $4595	0 / 0
82000	$651 / $689	$5973 / $6241	2 / 0
84000	$383 / $421	$7696 / $8002	1 / 0
85000	$299 / $329	$8577 / $8921	1 / 0
90000	$91.89 / $115	$13363 / $13708	0 / 0

Call OI	Derive call	Deribit call	Strike	Deribit put	Derive put	Put OI
0	–	$11602 / $11831 41%	65000	$145 / $161 41%	–	1
0	–	$6930 / $7198 35%	70000	$459 / $536 35%	–	2
0	–	$5322 / $5475 34%	72000	$766 / $842 34%	–	1
0	–	$4556 / $4710 33%	73000	$996 / $1072 33%	–	0
0	–	$3867 / $3982 33%	74000	$1302 / $1378 33%	–	0
0	–	$3216 / $3331 32%	75000	$1646 / $1723 32%	–	0
0	–	$2643 / $2719 32%	76000	$2068 / $2145 32%	–	0
0	–	$2144 / $2221 32%	77000	$2566 / $2643 32%	–	0
0	–	$1723 / $1800 32%	78000	$3140 / $3217 32%	–	0
0	–	$1378 / $1455 32%	79000	$3714 / $3905 32%	–	0
0	–	$1072 / $1110 32%	80000	$4442 / $4595 32%	–	0
2	–	$651 / $689 32%	82000	$5973 / $6241 32%	–	0
1	–	$383 / $421 33%	84000	$7696 / $8002 33%	–	0
1	–	$299 / $329 33%	85000	$8577 / $8921 33%	–	0
0	–	$91.89 / $115 36%	90000	$13363 / $13708 36%	–	0