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Contract OI history

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Dec 18, 2026 EXPIRATION

RSI $25.00 Call

RSI261218C00025000

Latest saved OI800Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RSI $25.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8004000 2026-10-02: 750 OI2026-10-05: 750 OI2026-10-06: 750 OI2026-10-07: 750 OI2026-10-08: 750 OI2026-10-09: 750 OI2026-10-13: 750 OI2026-10-14: 750 OI2026-10-16: 750 OI2026-10-20: 800 OI2026-10-23: 800 OI Oct 02, 2026Oct 23, 2026

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

RSI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20268000
Oct 20, 2026Viewing800+50
Oct 16, 20267500
Oct 14, 20267500
Oct 13, 20267500
Oct 09, 20267500
Oct 08, 20267500
Oct 07, 20267500
Oct 06, 20267500
Oct 05, 20267500
Oct 02, 2026750No prior observation