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Contract OI history

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Mar 19, 2027 EXPIRATION

TSSI $15.00 Call

TSSI270319C00015000

Latest saved OI394Oct 23, 2026
Last change+26vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TSSI $15.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3941970 2026-10-09: 329 OI2026-10-14: 368 OI2026-10-15: 368 OI2026-10-16: 368 OI2026-10-21: 368 OI2026-10-23: 394 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, 2026394+26
Oct 21, 2026Viewing3680
Oct 16, 20263680
Oct 15, 20263680
Oct 14, 2026368+39
Oct 09, 2026329No prior observation