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Contract OI history

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Nov 20, 2026 EXPIRATION

DELL $640.00 Call

DELL261120C00640000

Latest saved OI271Oct 23, 2026
Last change+20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DELL $640.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2821410 2026-10-02: 238 OI2026-10-05: 239 OI2026-10-06: 247 OI2026-10-07: 240 OI2026-10-08: 240 OI2026-10-09: 248 OI2026-10-13: 262 OI2026-10-14: 262 OI2026-10-15: 282 OI2026-10-16: 248 OI2026-10-21: 251 OI2026-10-23: 271 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, 2026Viewing271+20
Oct 21, 2026251+3
Oct 16, 2026248-34
Oct 15, 2026282+20
Oct 14, 20262620
Oct 13, 2026262+14
Oct 09, 2026248+8
Oct 08, 20262400
Oct 07, 2026240-7
Oct 06, 2026247+8
Oct 05, 2026239+1
Oct 02, 2026238No prior observation