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Contract OI history

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Sep 17, 2027 EXPIRATION

TSM $330.00 Put

TSM270917P00330000

Latest saved OI1,542Oct 23, 2026
Last change+413vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $330.00 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. 1,5427710 2026-10-02: 1,068 OI2026-10-05: 1,068 OI2026-10-06: 1,070 OI2026-10-07: 1,072 OI2026-10-08: 1,072 OI2026-10-09: 1,110 OI2026-10-14: 1,106 OI2026-10-15: 1,106 OI2026-10-16: 1,107 OI2026-10-21: 1,129 OI2026-10-23: 1,542 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, 2026Viewing1,542+413
Oct 21, 20261,129+22
Oct 16, 20261,107+1
Oct 15, 20261,1060
Oct 14, 20261,106-4
Oct 09, 20261,110+38
Oct 08, 20261,0720
Oct 07, 20261,072+2
Oct 06, 20261,070+2
Oct 05, 20261,0680
Oct 02, 20261,068No prior observation