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Contract OI history

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Apr 16, 2027 EXPIRATION

TSM $300.00 Put

TSM270416P00300000

Latest saved OI1,153Oct 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 $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. 1,1535760 2026-10-02: 824 OI2026-10-05: 824 OI2026-10-06: 824 OI2026-10-07: 824 OI2026-10-08: 824 OI2026-10-09: 824 OI2026-10-14: 825 OI2026-10-15: 825 OI2026-10-16: 825 OI2026-10-21: 1,150 OI2026-10-23: 1,153 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, 2026Viewing1,153+3
Oct 21, 20261,150+325
Oct 16, 20268250
Oct 15, 20268250
Oct 14, 2026825+1
Oct 09, 20268240
Oct 08, 20268240
Oct 07, 20268240
Oct 06, 20268240
Oct 05, 20268240
Oct 02, 2026824No prior observation