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Contract OI history

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Jan 15, 2027 EXPIRATION

KOS $500.00 Call

KOS270115C00000500

Latest saved OI5,620Oct 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 $500.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5,6212,8100 2026-10-02: 5,621 OI2026-10-06: 5,621 OI2026-10-07: 5,621 OI2026-10-08: 5,620 OI2026-10-09: 5,620 OI2026-10-13: 5,620 OI2026-10-14: 5,620 OI2026-10-15: 5,620 OI2026-10-16: 5,620 OI2026-10-20: 5,620 OI2026-10-23: 5,620 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, 2026Viewing5,6200
Oct 20, 20265,6200
Oct 16, 20265,6200
Oct 15, 20265,6200
Oct 14, 20265,6200
Oct 13, 20265,6200
Oct 09, 20265,6200
Oct 08, 20265,620-1
Oct 07, 20265,6210
Oct 06, 20265,6210
Oct 02, 20265,621No prior observation