OITracker Cboe delayed data

Contract OI history

Back to TSM

Dec 18, 2026 EXPIRATION

TSM $150.00 Put

TSM261218P00150000

Latest saved OI1,508Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $150.00 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. 1,5087540 2026-10-02: 1,499 OI2026-10-05: 1,503 OI2026-10-06: 1,500 OI2026-10-07: 1,500 OI2026-10-08: 1,500 OI2026-10-09: 1,504 OI2026-10-14: 1,499 OI2026-10-15: 1,501 OI2026-10-16: 1,502 OI2026-10-21: 1,505 OI2026-10-23: 1,508 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, 2026Viewing1,508+3
Oct 21, 20261,505+3
Oct 16, 20261,502+1
Oct 15, 20261,501+2
Oct 14, 20261,499-5
Oct 09, 20261,504+4
Oct 08, 20261,5000
Oct 07, 20261,5000
Oct 06, 20261,500-3
Oct 05, 20261,503+4
Oct 02, 20261,499No prior observation