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Contract OI history

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Oct 23, 2026 EXPIRATION

DELL $515.00 Put

DELL261023P00515000

Latest saved OI33Oct 23, 2026
Last change-451vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $515.00 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. 5862930 2026-10-02: 75 OI2026-10-05: 79 OI2026-10-06: 117 OI2026-10-07: 107 OI2026-10-08: 107 OI2026-10-09: 116 OI2026-10-13: 174 OI2026-10-14: 174 OI2026-10-15: 586 OI2026-10-16: 564 OI2026-10-21: 484 OI2026-10-23: 33 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, 2026Viewing33-451
Oct 21, 2026484-80
Oct 16, 2026564-22
Oct 15, 2026586+412
Oct 14, 20261740
Oct 13, 2026174+58
Oct 09, 2026116+9
Oct 08, 20261070
Oct 07, 2026107-10
Oct 06, 2026117+38
Oct 05, 202679+4
Oct 02, 202675No prior observation