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Contract OI history

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Oct 23, 2026 EXPIRATION

DELL $510.00 Put

DELL261023P00510000

Latest saved OI25Oct 23, 2026
Last change-202vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $510.00 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. 2551270 2026-10-02: 110 OI2026-10-05: 116 OI2026-10-06: 141 OI2026-10-07: 147 OI2026-10-08: 147 OI2026-10-09: 197 OI2026-10-13: 255 OI2026-10-14: 255 OI2026-10-15: 255 OI2026-10-16: 248 OI2026-10-21: 227 OI2026-10-23: 25 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, 2026Viewing25-202
Oct 21, 2026227-21
Oct 16, 2026248-7
Oct 15, 20262550
Oct 14, 20262550
Oct 13, 2026255+58
Oct 09, 2026197+50
Oct 08, 20261470
Oct 07, 2026147+6
Oct 06, 2026141+25
Oct 05, 2026116+6
Oct 02, 2026110No prior observation