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Contract OI history

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Oct 23, 2026 EXPIRATION

TSLA $397.50 Call

TSLA261023C00397500

Latest saved OI3,532Oct 23, 2026
Last change+1,805vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $397.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,5321,7660 2026-10-09: 69 OI2026-10-14: 107 OI2026-10-15: 216 OI2026-10-16: 660 OI2026-10-21: 1,727 OI2026-10-23: 3,532 OI Oct 09, 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, 2026Viewing3,532+1,805
Oct 21, 20261,727+1,067
Oct 16, 2026660+444
Oct 15, 2026216+109
Oct 14, 2026107+38
Oct 09, 202669No prior observation