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Contract OI history

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Mar 19, 2027 EXPIRATION

IBM $220.00 Put

IBM270319P00220000

Latest saved OI2,271Oct 23, 2026
Last change+15vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IBM $220.00 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. 2,2711,1350 2026-10-02: 1,935 OI2026-10-05: 1,935 OI2026-10-06: 2,232 OI2026-10-07: 2,232 OI2026-10-08: 2,233 OI2026-10-09: 2,243 OI2026-10-13: 2,263 OI2026-10-14: 2,263 OI2026-10-15: 2,263 OI2026-10-16: 2,264 OI2026-10-21: 2,256 OI2026-10-23: 2,271 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, 2026Viewing2,271+15
Oct 21, 20262,256-8
Oct 16, 20262,264+1
Oct 15, 20262,2630
Oct 14, 20262,2630
Oct 13, 20262,263+20
Oct 09, 20262,243+10
Oct 08, 20262,233+1
Oct 07, 20262,2320
Oct 06, 20262,232+297
Oct 05, 20261,9350
Oct 02, 20261,935No prior observation