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Contract OI history

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Dec 18, 2026 EXPIRATION

TMO $620.00 Call

TMO261218C00620000

Latest saved OI73Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TMO $620.00 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. 81400 2026-10-02: 79 OI2026-10-05: 78 OI2026-10-06: 78 OI2026-10-07: 79 OI2026-10-08: 80 OI2026-10-09: 80 OI2026-10-13: 81 OI2026-10-14: 81 OI2026-10-15: 81 OI2026-10-16: 81 OI2026-10-21: 72 OI2026-10-23: 73 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, 202673+1
Oct 21, 2026Viewing72-9
Oct 16, 2026810
Oct 15, 2026810
Oct 14, 2026810
Oct 13, 202681+1
Oct 09, 2026800
Oct 08, 202680+1
Oct 07, 202679+1
Oct 06, 2026780
Oct 05, 202678-1
Oct 02, 202679No prior observation