ETH 18SEP26 Options Chain

ETH options expiring 18SEP26, 11 days out, with the forward at $2,497. Open interest is $104M in calls and $53M in puts, put/call 0.51, and max pain is $2,500. At-the-money implied volatility is 48.6%. 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 ETH expiries.

Chain

Derive bid / ask (IV) · Deribit bid / ask (IV) · open interest in contracts, both venues combined.

Call OI	Derive call	Deribit call	Strike	Deribit put	Derive put	Put OI
1	– / – 64%	$488 / $509 65%	2000	$2.00 / $2.20 65%	– / – 64%	10
0	–	$390 / $411 59%	2100	$3.80 / $4.00 59%	–	50
3	$300 / $311 55%	$296 / $315 54%	2200	$8.00 / $9.40 54%	$7.80 / $8.80 55%	187
0	–	$247 / $269 52%	2250	$12.00 / $13.60 52%	–	68
1	$212 / $220 51%	$207 / $225 50%	2300	$18.40 / $19.80 50%	$18.00 / $19.20 51%	390
0	–	$166 / $183 49%	2350	$27.80 / $29.40 49%	–	3
1	$135 / $143 49%	$128 / $146 49%	2400	$41.20 / $43.20 49%	$40.40 / $42.80 49%	218
0	–	$106 / $111 48%	2450	$59.00 / $62.00 48%	–	29
374	$79.60 / $81.60 48%	$81.00 / $84.00 49%	2500	$83.00 / $87.00 49%	$83.10 / $86.00 48%	192
0	–	$60.00 / $63.00 49%	2550	$113 / $117 49%	–	1
2030	$44.60 / $46.00 50%	$45.20 / $47.00 50%	2600	$143 / $160 50%	$145 / $153 50%	1
1	–	$33.60 / $35.20 51%	2650	$181 / $199 51%	–	0
36	$24.40 / $25.60 53%	$25.20 / $26.60 53%	2700	$222 / $241 53%	$225 / $233 53%	32
1002	$14.00 / $15.20 56%	$14.40 / $15.40 56%	2800	$310 / $328 56%	$313 / $324 56%	0
15	–	$8.40 / $9.60 60%	2900	$404 / $422 60%	–	0
1004	$5.10 / $5.90 63%	$5.00 / $6.40 63%	3000	$500 / $519 63%	$504 / $514 63%	0
0	– / – 70%	$1.60 / $2.20 70%	3200	$696 / $719 70%	– / – 70%	0
0	– / – 78%	–	3500	–	– / – 78%	0
3	– / $0.50 78%	–	4000	–	– / – 78%	0