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Contract OI history

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Jan 15, 2027 EXPIRATION

OSS $12.50 Call

OSS270115C00012500

Latest saved OI531Oct 23, 2026
Last change+19vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
OSS $12.50 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. 5312650 2026-10-08: 453 OI2026-10-09: 448 OI2026-10-13: 458 OI2026-10-14: 458 OI2026-10-16: 522 OI2026-10-20: 512 OI2026-10-23: 531 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, 2026531+19
Oct 20, 2026Viewing512-10
Oct 16, 2026522+64
Oct 14, 20264580
Oct 13, 2026458+10
Oct 09, 2026448-5
Oct 08, 2026453No prior observation