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Contract OI history

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Jan 21, 2028 EXPIRATION

FORM $50.00 Call

FORM280121C00050000

Latest saved OI4Oct 20, 2026
Last change-3vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
FORM $50.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 730 2026-10-08: 7 OI2026-10-09: 7 OI2026-10-13: 7 OI2026-10-15: 7 OI2026-10-16: 7 OI2026-10-20: 4 OI Oct 08, 2026Oct 20, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

FORM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing4-3
Oct 16, 202670
Oct 15, 202670
Oct 13, 202670
Oct 09, 202670
Oct 08, 20267No prior observation