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Contract OI history

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Dec 18, 2026 EXPIRATION

TMO $600.00 Call

TMO261218C00600000

Latest saved OI115Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TMO $600.00 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. 134670 2026-10-02: 134 OI2026-10-05: 134 OI2026-10-06: 134 OI2026-10-07: 134 OI2026-10-08: 134 OI2026-10-09: 134 OI2026-10-13: 127 OI2026-10-14: 127 OI2026-10-15: 127 OI2026-10-16: 127 OI2026-10-21: 119 OI2026-10-23: 115 OI Oct 02, 2026Oct 23, 2026

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

TMO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing115-4
Oct 21, 2026119-8
Oct 16, 20261270
Oct 15, 20261270
Oct 14, 20261270
Oct 13, 2026127-7
Oct 09, 20261340
Oct 08, 20261340
Oct 07, 20261340
Oct 06, 20261340
Oct 05, 20261340
Oct 02, 2026134No prior observation