OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

TSM $380.00 Put

TSM270115P00380000

Latest saved OI6,355Oct 23, 2026
Last change-147vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $380.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6,5023,2510 2026-10-02: 4,446 OI2026-10-05: 4,426 OI2026-10-06: 4,402 OI2026-10-07: 4,409 OI2026-10-08: 4,409 OI2026-10-09: 4,445 OI2026-10-14: 4,438 OI2026-10-15: 4,605 OI2026-10-16: 4,947 OI2026-10-21: 6,502 OI2026-10-23: 6,355 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

TSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6,355-147
Oct 21, 20266,502+1,555
Oct 16, 20264,947+342
Oct 15, 20264,605+167
Oct 14, 20264,438-7
Oct 09, 20264,445+36
Oct 08, 20264,4090
Oct 07, 20264,409+7
Oct 06, 20264,402-24
Oct 05, 20264,426-20
Oct 02, 20264,446No prior observation