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Contract OI history

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Jan 15, 2027 EXPIRATION

TSM $80.00 Put

TSM270115P00080000

Latest saved OI1,135Oct 23, 2026
Last change+12vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $80.00 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. 1,1355670 2026-10-02: 1,080 OI2026-10-05: 1,079 OI2026-10-06: 1,076 OI2026-10-07: 1,064 OI2026-10-08: 1,064 OI2026-10-09: 1,067 OI2026-10-14: 1,117 OI2026-10-15: 1,114 OI2026-10-16: 1,120 OI2026-10-21: 1,123 OI2026-10-23: 1,135 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, 2026Viewing1,135+12
Oct 21, 20261,123+3
Oct 16, 20261,120+6
Oct 15, 20261,114-3
Oct 14, 20261,117+50
Oct 09, 20261,067+3
Oct 08, 20261,0640
Oct 07, 20261,064-12
Oct 06, 20261,076-3
Oct 05, 20261,079-1
Oct 02, 20261,080No prior observation