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Contract OI history

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Jan 15, 2027 EXPIRATION

KOS $1.50 Put

KOS270115P00001500

Latest saved OI5,484Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KOS $1.50 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. 5,4862,7430 2026-10-02: 5,486 OI2026-10-06: 5,486 OI2026-10-07: 5,486 OI2026-10-08: 5,486 OI2026-10-09: 5,486 OI2026-10-13: 5,486 OI2026-10-14: 5,486 OI2026-10-15: 5,486 OI2026-10-16: 5,486 OI2026-10-20: 5,484 OI2026-10-23: 5,484 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, 2026Viewing5,4840
Oct 20, 20265,484-2
Oct 16, 20265,4860
Oct 15, 20265,4860
Oct 14, 20265,4860
Oct 13, 20265,4860
Oct 09, 20265,4860
Oct 08, 20265,4860
Oct 07, 20265,4860
Oct 06, 20265,4860
Oct 02, 20265,486No prior observation