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Contract OI history

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Dec 18, 2026 EXPIRATION

TSLA $350.00 Put

TSLA261218P00350000

Latest saved OI14,428Oct 23, 2026
Last change+355vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $350.00 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. 14,4287,2140 2026-10-07: 12,413 OI2026-10-09: 13,085 OI2026-10-14: 13,242 OI2026-10-15: 13,252 OI2026-10-16: 13,306 OI2026-10-21: 14,073 OI2026-10-23: 14,428 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, 2026Viewing14,428+355
Oct 21, 202614,073+767
Oct 16, 202613,306+54
Oct 15, 202613,252+10
Oct 14, 202613,242+157
Oct 09, 202613,085+672
Oct 07, 202612,413No prior observation