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Contract OI history

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Oct 23, 2026 EXPIRATION

DELL $490.00 Put

DELL261023P00490000

Latest saved OI497Oct 23, 2026
Last change-21vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $490.00 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. 5182590 2026-10-02: 121 OI2026-10-05: 133 OI2026-10-06: 147 OI2026-10-07: 149 OI2026-10-08: 149 OI2026-10-09: 199 OI2026-10-13: 384 OI2026-10-14: 384 OI2026-10-15: 447 OI2026-10-16: 382 OI2026-10-21: 518 OI2026-10-23: 497 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, 2026Viewing497-21
Oct 21, 2026518+136
Oct 16, 2026382-65
Oct 15, 2026447+63
Oct 14, 20263840
Oct 13, 2026384+185
Oct 09, 2026199+50
Oct 08, 20261490
Oct 07, 2026149+2
Oct 06, 2026147+14
Oct 05, 2026133+12
Oct 02, 2026121No prior observation