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Contract OI history

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Jan 15, 2027 EXPIRATION

TMO $480.00 Put

TMO270115P00480000

Latest saved OI280Oct 23, 2026
Last change+60vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TMO $480.00 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. 2801400 2026-10-02: 218 OI2026-10-05: 218 OI2026-10-06: 218 OI2026-10-07: 218 OI2026-10-08: 218 OI2026-10-09: 218 OI2026-10-13: 219 OI2026-10-14: 219 OI2026-10-15: 221 OI2026-10-16: 220 OI2026-10-21: 220 OI2026-10-23: 280 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, 2026280+60
Oct 21, 2026Viewing2200
Oct 16, 2026220-1
Oct 15, 2026221+2
Oct 14, 20262190
Oct 13, 2026219+1
Oct 09, 20262180
Oct 08, 20262180
Oct 07, 20262180
Oct 06, 20262180
Oct 05, 20262180
Oct 02, 2026218No prior observation