OITracker Cboe delayed data

Contract OI history

Back to TSM

Nov 06, 2026 EXPIRATION

TSM $285.00 Put

TSM261106P00285000

Latest saved OI131Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $285.00 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. 2141070 2026-10-02: 97 OI2026-10-05: 188 OI2026-10-06: 192 OI2026-10-07: 192 OI2026-10-08: 192 OI2026-10-09: 205 OI2026-10-14: 214 OI2026-10-15: 135 OI2026-10-16: 135 OI2026-10-21: 130 OI2026-10-23: 131 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, 2026Viewing131+1
Oct 21, 2026130-5
Oct 16, 20261350
Oct 15, 2026135-79
Oct 14, 2026214+9
Oct 09, 2026205+13
Oct 08, 20261920
Oct 07, 20261920
Oct 06, 2026192+4
Oct 05, 2026188+91
Oct 02, 202697No prior observation