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May 21, 2027 EXPIRATION

C $105.00 Put

C270521P00105000

Latest saved OI38Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $105.00 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. 38190 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 28 OI2026-10-16: 28 OI2026-10-21: 33 OI2026-10-23: 38 OI Oct 02, 2026Oct 23, 2026

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

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing38+5
Oct 21, 202633+5
Oct 16, 2026280
Oct 15, 202628+28
Oct 14, 202600
Oct 13, 202600
Oct 09, 202600
Oct 08, 202600
Oct 07, 202600
Oct 06, 202600
Oct 05, 202600
Oct 02, 20260No prior observation