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Contract OI history

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Dec 18, 2026 EXPIRATION

DELL $540.00 Put

DELL261218P00540000

Latest saved OI731Oct 23, 2026
Last change-149vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $540.00 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. 8824410 2026-10-02: 811 OI2026-10-05: 849 OI2026-10-06: 845 OI2026-10-07: 840 OI2026-10-08: 840 OI2026-10-09: 843 OI2026-10-13: 847 OI2026-10-14: 847 OI2026-10-15: 881 OI2026-10-16: 882 OI2026-10-21: 880 OI2026-10-23: 731 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, 2026Viewing731-149
Oct 21, 2026880-2
Oct 16, 2026882+1
Oct 15, 2026881+34
Oct 14, 20268470
Oct 13, 2026847+4
Oct 09, 2026843+3
Oct 08, 20268400
Oct 07, 2026840-5
Oct 06, 2026845-4
Oct 05, 2026849+38
Oct 02, 2026811No prior observation