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Contract OI history

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Nov 20, 2026 EXPIRATION

TSSI $7.50 Put

TSSI261120P00007500

Latest saved OI1,028Oct 23, 2026
Last change+33vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TSSI $7.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0285140 2026-10-09: 178 OI2026-10-14: 294 OI2026-10-15: 326 OI2026-10-16: 946 OI2026-10-21: 995 OI2026-10-23: 1,028 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

TSSI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,028+33
Oct 21, 2026Viewing995+49
Oct 16, 2026946+620
Oct 15, 2026326+32
Oct 14, 2026294+116
Oct 09, 2026178No prior observation