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Contract OI history

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Dec 18, 2026 EXPIRATION

RDDT $85.00 Put

RDDT261218P00085000

Latest saved OI356Oct 23, 2026
Last change-48vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RDDT $85.00 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. 4042020 2026-10-02: 397 OI2026-10-05: 397 OI2026-10-06: 397 OI2026-10-07: 397 OI2026-10-08: 397 OI2026-10-09: 401 OI2026-10-13: 401 OI2026-10-14: 401 OI2026-10-15: 400 OI2026-10-16: 400 OI2026-10-21: 404 OI2026-10-23: 356 OI Oct 02, 2026Oct 23, 2026

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

RDDT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026356-48
Oct 21, 2026Viewing404+4
Oct 16, 20264000
Oct 15, 2026400-1
Oct 14, 20264010
Oct 13, 20264010
Oct 09, 2026401+4
Oct 08, 20263970
Oct 07, 20263970
Oct 06, 20263970
Oct 05, 20263970
Oct 02, 2026397No prior observation