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Contract OI history

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Dec 17, 2027 EXPIRATION

TSLA $400.00 Put

TSLA271217P00400000

Latest saved OI6,562Oct 23, 2026
Last change-160vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $400.00 put open interest history 7 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 7,0853,5420 2026-10-07: 7,085 OI2026-10-09: 7,073 OI2026-10-14: 7,071 OI2026-10-15: 6,721 OI2026-10-16: 6,726 OI2026-10-21: 6,722 OI2026-10-23: 6,562 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, 2026Viewing6,562-160
Oct 21, 20266,722-4
Oct 16, 20266,726+5
Oct 15, 20266,721-350
Oct 14, 20267,071-2
Oct 09, 20267,073-12
Oct 07, 20267,085No prior observation