OITracker Cboe delayed data

Contract OI history

Back to TSM

Feb 19, 2027 EXPIRATION

TSM $300.00 Put

TSM270219P00300000

Latest saved OI683Oct 23, 2026
Last change+49vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $300.00 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. 6833410 2026-10-02: 546 OI2026-10-05: 546 OI2026-10-06: 557 OI2026-10-07: 562 OI2026-10-08: 562 OI2026-10-09: 565 OI2026-10-14: 565 OI2026-10-15: 576 OI2026-10-16: 581 OI2026-10-21: 634 OI2026-10-23: 683 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, 2026Viewing683+49
Oct 21, 2026634+53
Oct 16, 2026581+5
Oct 15, 2026576+11
Oct 14, 20265650
Oct 09, 2026565+3
Oct 08, 20265620
Oct 07, 2026562+5
Oct 06, 2026557+11
Oct 05, 20265460
Oct 02, 2026546No prior observation