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Contract OI history

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Mar 19, 2027 EXPIRATION

TSLA $640.00 Call

TSLA270319C00640000

Latest saved OI396Oct 23, 2026
Last change-4vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $640.00 call open interest history 7 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 4002000 2026-10-07: 396 OI2026-10-09: 396 OI2026-10-14: 398 OI2026-10-15: 398 OI2026-10-16: 398 OI2026-10-21: 400 OI2026-10-23: 396 OI Oct 07, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

TSLA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing396-4
Oct 21, 2026400+2
Oct 16, 20263980
Oct 15, 20263980
Oct 14, 2026398+2
Oct 09, 20263960
Oct 07, 2026396No prior observation