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Contract OI history

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May 21, 2027 EXPIRATION

RYN $17.50 Put

RYN270521P00017500

Latest saved OI163Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RYN $17.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 163810 2026-10-02: 115 OI2026-10-05: 115 OI2026-10-06: 118 OI2026-10-07: 160 OI2026-10-08: 160 OI2026-10-09: 160 OI2026-10-13: 161 OI2026-10-14: 161 OI2026-10-15: 161 OI2026-10-16: 161 OI2026-10-21: 163 OI2026-10-23: 163 OI Oct 02, 2026Oct 23, 2026

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

RYN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1630
Oct 21, 2026163+2
Oct 16, 20261610
Oct 15, 20261610
Oct 14, 20261610
Oct 13, 2026161+1
Oct 09, 20261600
Oct 08, 20261600
Oct 07, 2026160+42
Oct 06, 2026118+3
Oct 05, 20261150
Oct 02, 2026115No prior observation