An option chain lists every call and put for a stock, with prices, volume, open interest, and Greeks for each strike and expiration date.

As of Nov 4, 2026, SEI Investments Co (SEIC) had 180 listed option contracts across 4 expiration dates, from Nov 20, 2026 to Jun 17, 2027.

SEI Investments 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.

133 SEI Investments option contracts traded on Nov 4, 2026, and open interest was 1.59K contracts. Over the past 30 days, volume averaged 222 contracts per day. The SEIC option volume chart shows volume by strike and expiration date.

SEI Investments IV rank is 7, so its 30-day implied volatility of 27.4% is near the bottom of its one-year range. Over the past year it ranged from 16.7% on Dec 10, 2025 to 169.8% on Jul 17, 2026. See the SEIC implied volatility history for a longer view.

SEI Investments provides investment processing, management, and operations services to financial institutions, asset managers, asset owners, and financial advisors in four material segments: private banks, investment advisors, institutional investors, and investment managers.