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Contract OI history

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Oct 30, 2026 EXPIRATION

IBM $255.00 Call

IBM261030C00255000

Latest saved OI647Oct 23, 2026
Last change+284vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $255.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6473230 2026-10-02: 190 OI2026-10-05: 211 OI2026-10-06: 210 OI2026-10-07: 210 OI2026-10-08: 211 OI2026-10-09: 217 OI2026-10-13: 229 OI2026-10-14: 229 OI2026-10-15: 240 OI2026-10-16: 247 OI2026-10-21: 363 OI2026-10-23: 647 OI Oct 02, 2026Oct 23, 2026

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

IBM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing647+284
Oct 21, 2026363+116
Oct 16, 2026247+7
Oct 15, 2026240+11
Oct 14, 20262290
Oct 13, 2026229+12
Oct 09, 2026217+6
Oct 08, 2026211+1
Oct 07, 20262100
Oct 06, 2026210-1
Oct 05, 2026211+21
Oct 02, 2026190No prior observation