OITracker Cboe delayed data

Contract OI history

Back to TSSI

Jan 15, 2027 EXPIRATION

TSSI $7.50 Call

TSSI270115C00007500

Latest saved OI325Oct 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 $7.50 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. 3271630 2026-10-09: 288 OI2026-10-14: 273 OI2026-10-15: 322 OI2026-10-16: 327 OI2026-10-21: 325 OI2026-10-23: 325 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, 2026Viewing3250
Oct 21, 2026325-2
Oct 16, 2026327+5
Oct 15, 2026322+49
Oct 14, 2026273-15
Oct 09, 2026288No prior observation