Showing results for MSEX, 2026-11-20(m), calls & puts
MSEX Option Chain FAQ
What is an option chain?
An option chain lists every call and put for a stock, with prices, volume, open interest, and Greeks for each strike and expiration date.
How many MSEX option contracts are listed?
As of Nov 4, 2026, Middlesex Water Co (MSEX) had 90 listed option contracts across 4 expiration dates, from Nov 20, 2026 to Jun 17, 2027.
When do MSEX options expire?
Middlesex Water had 4 expiration dates as of Nov 4, 2026, 1 of them weekly. The nearest was Nov 20, 2026 and the furthest Jun 17, 2027.
How actively are MSEX options traded?
188 Middlesex Water option contracts traded on Nov 4, 2026, and open interest was 913 contracts. Over the past 30 days, volume averaged 150 contracts per day. The MSEX option volume chart shows volume by strike and expiration date.
Is MSEX implied volatility high right now?
Middlesex Water IV rank is 8, so its 30-day implied volatility of 26.4% is near the bottom of its one-year range. Over the past year it ranged from 14.0% on Aug 20, 2026 to 177.3% on Jul 17, 2026. See the MSEX implied volatility history for a longer view.
What is Middlesex Water Co?
Middlesex Water Co owns and operates regulated water utility and wastewater systems in the U.S.