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Contract OI history

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Oct 30, 2026 EXPIRATION

DELL $505.00 Put

DELL261030P00505000

Latest saved OI123Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $505.00 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. 123610 2026-10-02: 75 OI2026-10-05: 81 OI2026-10-06: 94 OI2026-10-07: 87 OI2026-10-08: 87 OI2026-10-09: 91 OI2026-10-13: 102 OI2026-10-14: 102 OI2026-10-15: 108 OI2026-10-16: 111 OI2026-10-21: 122 OI2026-10-23: 123 OI Oct 02, 2026Oct 23, 2026

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

DELL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing123+1
Oct 21, 2026122+11
Oct 16, 2026111+3
Oct 15, 2026108+6
Oct 14, 20261020
Oct 13, 2026102+11
Oct 09, 202691+4
Oct 08, 2026870
Oct 07, 202687-7
Oct 06, 202694+13
Oct 05, 202681+6
Oct 02, 202675No prior observation