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Contract OI history

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Jan 15, 2027 EXPIRATION

TMO $620.00 Put

TMO270115P00620000

Latest saved OI84Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TMO $620.00 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. 84420 2026-10-02: 40 OI2026-10-05: 40 OI2026-10-06: 58 OI2026-10-07: 58 OI2026-10-08: 58 OI2026-10-09: 60 OI2026-10-13: 62 OI2026-10-14: 62 OI2026-10-15: 62 OI2026-10-16: 62 OI2026-10-21: 82 OI2026-10-23: 84 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, 202684+2
Oct 21, 2026Viewing82+20
Oct 16, 2026620
Oct 15, 2026620
Oct 14, 2026620
Oct 13, 202662+2
Oct 09, 202660+2
Oct 08, 2026580
Oct 07, 2026580
Oct 06, 202658+18
Oct 05, 2026400
Oct 02, 202640No prior observation