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Contract OI history

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Dec 18, 2026 EXPIRATION

TSLA $340.00 Put

TSLA261218P00340000

Latest saved OI7,950Oct 23, 2026
Last change+51vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $340.00 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. 7,9503,9750 2026-10-07: 7,720 OI2026-10-09: 7,594 OI2026-10-14: 7,483 OI2026-10-15: 7,497 OI2026-10-16: 7,469 OI2026-10-21: 7,899 OI2026-10-23: 7,950 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, 2026Viewing7,950+51
Oct 21, 20267,899+430
Oct 16, 20267,469-28
Oct 15, 20267,497+14
Oct 14, 20267,483-111
Oct 09, 20267,594-126
Oct 07, 20267,720No prior observation