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Contract OI history

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Dec 18, 2026 EXPIRATION

TSLA $385.00 Put

TSLA261218P00385000

Latest saved OI1,477Oct 23, 2026
Last change+379vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $385.00 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. 1,4777380 2026-10-07: 1,016 OI2026-10-09: 1,020 OI2026-10-14: 1,155 OI2026-10-15: 1,186 OI2026-10-16: 1,186 OI2026-10-21: 1,098 OI2026-10-23: 1,477 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, 2026Viewing1,477+379
Oct 21, 20261,098-88
Oct 16, 20261,1860
Oct 15, 20261,186+31
Oct 14, 20261,155+135
Oct 09, 20261,020+4
Oct 07, 20261,016No prior observation