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Contract OI history

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Oct 23, 2026 EXPIRATION

DELL $500.00 Put

DELL261023P00500000

Latest saved OI20Oct 23, 2026
Last change-392vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $500.00 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. 4552270 2026-10-02: 273 OI2026-10-05: 283 OI2026-10-06: 300 OI2026-10-07: 298 OI2026-10-08: 298 OI2026-10-09: 349 OI2026-10-13: 455 OI2026-10-14: 455 OI2026-10-15: 434 OI2026-10-16: 414 OI2026-10-21: 412 OI2026-10-23: 20 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, 2026Viewing20-392
Oct 21, 2026412-2
Oct 16, 2026414-20
Oct 15, 2026434-21
Oct 14, 20264550
Oct 13, 2026455+106
Oct 09, 2026349+51
Oct 08, 20262980
Oct 07, 2026298-2
Oct 06, 2026300+17
Oct 05, 2026283+10
Oct 02, 2026273No prior observation