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Contract OI history

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Oct 23, 2026 EXPIRATION

TMO $610.00 Put

TMO261023P00610000

Latest saved OI130Oct 23, 2026
Last change-16vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TMO $610.00 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. 146730 2026-10-02: 7 OI2026-10-05: 8 OI2026-10-06: 8 OI2026-10-07: 8 OI2026-10-08: 8 OI2026-10-09: 8 OI2026-10-13: 8 OI2026-10-14: 8 OI2026-10-15: 9 OI2026-10-16: 9 OI2026-10-21: 146 OI2026-10-23: 130 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, 2026130-16
Oct 21, 2026Viewing146+137
Oct 16, 202690
Oct 15, 20269+1
Oct 14, 202680
Oct 13, 202680
Oct 09, 202680
Oct 08, 202680
Oct 07, 202680
Oct 06, 202680
Oct 05, 20268+1
Oct 02, 20267No prior observation