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Contract OI history

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Apr 16, 2027 EXPIRATION

TSM $410.00 Put

TSM270416P00410000

Latest saved OI290Oct 23, 2026
Last change+14vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $410.00 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. 2901450 2026-10-02: 116 OI2026-10-05: 117 OI2026-10-06: 124 OI2026-10-07: 149 OI2026-10-08: 149 OI2026-10-09: 216 OI2026-10-14: 225 OI2026-10-15: 230 OI2026-10-16: 247 OI2026-10-21: 276 OI2026-10-23: 290 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, 2026Viewing290+14
Oct 21, 2026276+29
Oct 16, 2026247+17
Oct 15, 2026230+5
Oct 14, 2026225+9
Oct 09, 2026216+67
Oct 08, 20261490
Oct 07, 2026149+25
Oct 06, 2026124+7
Oct 05, 2026117+1
Oct 02, 2026116No prior observation