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Contract OI history

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Jun 17, 2027 EXPIRATION

TSM $300.00 Put

TSM270617P00300000

Latest saved OI5,903Oct 23, 2026
Last change+197vs 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. 5,9032,9510 2026-10-02: 5,636 OI2026-10-05: 5,640 OI2026-10-06: 5,630 OI2026-10-07: 5,628 OI2026-10-08: 5,628 OI2026-10-09: 5,618 OI2026-10-14: 5,621 OI2026-10-15: 5,604 OI2026-10-16: 5,611 OI2026-10-21: 5,706 OI2026-10-23: 5,903 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, 2026Viewing5,903+197
Oct 21, 20265,706+95
Oct 16, 20265,611+7
Oct 15, 20265,604-17
Oct 14, 20265,621+3
Oct 09, 20265,618-10
Oct 08, 20265,6280
Oct 07, 20265,628-2
Oct 06, 20265,630-10
Oct 05, 20265,640+4
Oct 02, 20265,636No prior observation