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Contract OI history

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Jan 19, 2029 EXPIRATION

TSSI $12.50 Call

TSSI290119C00012500

Latest saved OI59Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TSSI $12.50 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. 59290 2026-10-09: 58 OI2026-10-14: 58 OI2026-10-15: 58 OI2026-10-16: 59 OI2026-10-21: 59 OI2026-10-23: 59 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, 2026Viewing590
Oct 21, 2026590
Oct 16, 202659+1
Oct 15, 2026580
Oct 14, 2026580
Oct 09, 202658No prior observation