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Contract OI history

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Apr 16, 2027 EXPIRATION

TSM $480.00 Put

TSM270416P00480000

Latest saved OI556Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $480.00 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. 5562780 2026-10-02: 283 OI2026-10-05: 285 OI2026-10-06: 297 OI2026-10-07: 548 OI2026-10-08: 548 OI2026-10-09: 547 OI2026-10-14: 549 OI2026-10-15: 551 OI2026-10-16: 552 OI2026-10-21: 556 OI2026-10-23: 556 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, 2026Viewing5560
Oct 21, 2026556+4
Oct 16, 2026552+1
Oct 15, 2026551+2
Oct 14, 2026549+2
Oct 09, 2026547-1
Oct 08, 20265480
Oct 07, 2026548+251
Oct 06, 2026297+12
Oct 05, 2026285+2
Oct 02, 2026283No prior observation