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Contract OI history

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Nov 20, 2026 EXPIRATION

OSS $20.00 Call

OSS261120C00020000

Latest saved OI579Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
OSS $20.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 5992990 2026-10-08: 599 OI2026-10-09: 599 OI2026-10-13: 599 OI2026-10-14: 599 OI2026-10-16: 579 OI2026-10-20: 579 OI2026-10-23: 579 OI Oct 08, 2026Oct 23, 2026

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

OSS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20265790
Oct 20, 2026Viewing5790
Oct 16, 2026579-20
Oct 14, 20265990
Oct 13, 20265990
Oct 09, 20265990
Oct 08, 2026599No prior observation