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Contract OI history

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Apr 16, 2027 EXPIRATION

KOS $3.00 Put

KOS270416P00003000

Latest saved OI512Oct 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 $3.00 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. 5122560 2026-10-02: 382 OI2026-10-06: 477 OI2026-10-07: 477 OI2026-10-08: 477 OI2026-10-09: 477 OI2026-10-13: 492 OI2026-10-14: 512 OI2026-10-15: 512 OI2026-10-16: 512 OI2026-10-20: 512 OI2026-10-23: 512 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, 2026Viewing5120
Oct 20, 20265120
Oct 16, 20265120
Oct 15, 20265120
Oct 14, 2026512+20
Oct 13, 2026492+15
Oct 09, 20264770
Oct 08, 20264770
Oct 07, 20264770
Oct 06, 2026477+95
Oct 02, 2026382No prior observation