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Contract OI history

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Nov 20, 2026 EXPIRATION

DELL $165.00 Put

DELL261120P00165000

Latest saved OI271Oct 23, 2026
Last change+91vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $165.00 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. 2711350 2026-10-02: 145 OI2026-10-05: 147 OI2026-10-06: 147 OI2026-10-07: 147 OI2026-10-08: 147 OI2026-10-09: 147 OI2026-10-13: 149 OI2026-10-14: 149 OI2026-10-15: 163 OI2026-10-16: 168 OI2026-10-21: 180 OI2026-10-23: 271 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, 2026Viewing271+91
Oct 21, 2026180+12
Oct 16, 2026168+5
Oct 15, 2026163+14
Oct 14, 20261490
Oct 13, 2026149+2
Oct 09, 20261470
Oct 08, 20261470
Oct 07, 20261470
Oct 06, 20261470
Oct 05, 2026147+2
Oct 02, 2026145No prior observation