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Contract OI history

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Jan 15, 2027 EXPIRATION

OSS $20.00 Call

OSS270115C00020000

Latest saved OI975Oct 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. 9774880 2026-10-08: 977 OI2026-10-09: 977 OI2026-10-13: 977 OI2026-10-14: 977 OI2026-10-16: 975 OI2026-10-20: 975 OI2026-10-23: 975 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, 2026Viewing9750
Oct 20, 20269750
Oct 16, 2026975-2
Oct 14, 20269770
Oct 13, 20269770
Oct 09, 20269770
Oct 08, 2026977No prior observation