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Contract OI history

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Oct 23, 2026 EXPIRATION

DELL $420.00 Put

DELL261023P00420000

Latest saved OI683Oct 23, 2026
Last change+61vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $420.00 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. 6833410 2026-10-02: 136 OI2026-10-05: 111 OI2026-10-06: 113 OI2026-10-07: 99 OI2026-10-08: 99 OI2026-10-09: 102 OI2026-10-13: 140 OI2026-10-14: 140 OI2026-10-15: 130 OI2026-10-16: 185 OI2026-10-21: 622 OI2026-10-23: 683 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, 2026Viewing683+61
Oct 21, 2026622+437
Oct 16, 2026185+55
Oct 15, 2026130-10
Oct 14, 20261400
Oct 13, 2026140+38
Oct 09, 2026102+3
Oct 08, 2026990
Oct 07, 202699-14
Oct 06, 2026113+2
Oct 05, 2026111-25
Oct 02, 2026136No prior observation