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Contract OI history

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Nov 20, 2026 EXPIRATION

STEX $500.00 Call

STEX261120C00000500

Latest saved OI81Oct 23, 2026
Last change+15vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
STEX $500.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 81400 2026-10-08: 48 OI2026-10-13: 48 OI2026-10-14: 48 OI2026-10-16: 49 OI2026-10-20: 66 OI2026-10-23: 81 OI Oct 08, 2026Oct 23, 2026

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

STEX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202681+15
Oct 20, 2026Viewing66+17
Oct 16, 202649+1
Oct 14, 2026480
Oct 13, 2026480
Oct 08, 202648No prior observation