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Contract OI history

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Oct 23, 2026 EXPIRATION

TMO $670.00 Put

TMO261023P00670000

Latest saved OI488Oct 23, 2026
Last change-155vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TMO $670.00 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. 6433210 2026-10-02: 48 OI2026-10-05: 48 OI2026-10-06: 83 OI2026-10-07: 47 OI2026-10-08: 47 OI2026-10-09: 47 OI2026-10-13: 47 OI2026-10-14: 47 OI2026-10-15: 229 OI2026-10-16: 229 OI2026-10-21: 643 OI2026-10-23: 488 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, 2026Viewing488-155
Oct 21, 2026643+414
Oct 16, 20262290
Oct 15, 2026229+182
Oct 14, 2026470
Oct 13, 2026470
Oct 09, 2026470
Oct 08, 2026470
Oct 07, 202647-36
Oct 06, 202683+35
Oct 05, 2026480
Oct 02, 202648No prior observation