Price Alert

Miami International Inc. (MIAX)

NYSE: MIAX · Real-Time Price · USD

41.27

-0.68 (-1.62%)

At close: Sep 26, 2025, 3:59 PM

41.98

1.72%

After-hours: Sep 26, 2025, 07:38 PM EDT

MIAX Option Overview

Overview for all option chains of MIAX. As of September 28, 2025, MIAX options have an IV of 135.1% and an IV rank of 135.16%. The volume is 261 contracts, which is 90% of average daily volume of 290 contracts. The volume put-call ratio is 0.96, indicating a neutral sentiment in the market.

Implied Volatility

Implied Volatility (30d)

135.1%

IV Rank

100%

Historical Volatility

43.25%

IV Low

50.78% on Aug 25, 2025

IV High

113.17% on Sep 26, 2025

Open Interest (OI)

Today's Open Interest

4,724

Put-Call Ratio

0.78

Put Open Interest

2,072

Call Open Interest

2,652

Open Interest Avg (30-day)

2,504

Today vs Open Interest Avg (30-day)

188.66%

Option Volume

Today's Volume

261

Put-Call Ratio

0.96

Put Volume

128

Call Volume

133

Volume Avg (30-day)

290

Today vs Volume Avg (30-day)

90%

Option Chain Statistics

This table provides a comprehensive overview of all MIAX options grouped by their expiration dates.

Expiration	Call Vol	Put Vol	P/C Vol	Call OI	Put OI	P/C OI	Implied Volatility	Max Pain
Oct 17, 2025	34	23	0.68	1,500	1,482	0.99	135.1%	35
Nov 21, 2025	8	50	6.25	172	196	1.14	71.59%	40
Jan 16, 2026	63	51	0.81	443	180	0.41	67.56%	30
Apr 17, 2026	28	4	0.14	537	214	0.4	57.56%	35