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Contract OI history

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Apr 16, 2027 EXPIRATION

IBM $210.00 Put

IBM270416P00210000

Latest saved OI243Oct 23, 2026
Last change+45vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $210.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2431210 2026-10-02: 100 OI2026-10-05: 117 OI2026-10-06: 119 OI2026-10-07: 119 OI2026-10-08: 121 OI2026-10-09: 127 OI2026-10-13: 127 OI2026-10-14: 127 OI2026-10-15: 126 OI2026-10-16: 126 OI2026-10-21: 198 OI2026-10-23: 243 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, 2026Viewing243+45
Oct 21, 2026198+72
Oct 16, 20261260
Oct 15, 2026126-1
Oct 14, 20261270
Oct 13, 20261270
Oct 09, 2026127+6
Oct 08, 2026121+2
Oct 07, 20261190
Oct 06, 2026119+2
Oct 05, 2026117+17
Oct 02, 2026100No prior observation