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Contract OI history

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Jan 21, 2028 EXPIRATION

KOS $3.00 Call

KOS280121C00003000

Latest saved OI4,124Oct 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 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. 4,1242,0620 2026-10-02: 3,998 OI2026-10-06: 3,998 OI2026-10-07: 3,999 OI2026-10-08: 4,029 OI2026-10-09: 4,029 OI2026-10-13: 4,066 OI2026-10-14: 4,068 OI2026-10-15: 4,073 OI2026-10-16: 4,074 OI2026-10-20: 4,124 OI2026-10-23: 4,124 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, 2026Viewing4,1240
Oct 20, 20264,124+50
Oct 16, 20264,074+1
Oct 15, 20264,073+5
Oct 14, 20264,068+2
Oct 13, 20264,066+37
Oct 09, 20264,0290
Oct 08, 20264,029+30
Oct 07, 20263,999+1
Oct 06, 20263,9980
Oct 02, 20263,998No prior observation