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Contract OI history

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Jan 15, 2027 EXPIRATION

KOS $2.00 Put

KOS270115P00002000

Latest saved OI7,691Oct 23, 2026
Last change-540vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KOS $2.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8,2514,1250 2026-10-02: 8,239 OI2026-10-06: 8,250 OI2026-10-07: 8,251 OI2026-10-08: 8,251 OI2026-10-09: 8,251 OI2026-10-13: 8,241 OI2026-10-14: 8,241 OI2026-10-15: 8,241 OI2026-10-16: 8,241 OI2026-10-20: 8,231 OI2026-10-23: 7,691 OI Oct 02, 2026Oct 23, 2026

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

KOS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7,691-540
Oct 20, 20268,231-10
Oct 16, 20268,2410
Oct 15, 20268,2410
Oct 14, 20268,2410
Oct 13, 20268,241-10
Oct 09, 20268,2510
Oct 08, 20268,2510
Oct 07, 20268,251+1
Oct 06, 20268,250+11
Oct 02, 20268,239No prior observation