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Contract OI history

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Dec 18, 2026 EXPIRATION

RELL $17.50 Put

RELL261218P00017500

Latest saved OI126Oct 23, 2026
Last change+10vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
RELL $17.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 126630 2026-10-09: 109 OI2026-10-13: 114 OI2026-10-14: 114 OI2026-10-16: 114 OI2026-10-20: 116 OI2026-10-23: 126 OI Oct 09, 2026Oct 23, 2026

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

RELL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing126+10
Oct 20, 2026116+2
Oct 16, 20261140
Oct 14, 20261140
Oct 13, 2026114+5
Oct 09, 2026109No prior observation