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Contract OI history

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Oct 23, 2026 EXPIRATION

TSLA $320.00 Put

TSLA261023P00320000

Latest saved OI5,387Oct 23, 2026
Last change-96vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $320.00 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. 5,4832,7410 2026-10-07: 990 OI2026-10-09: 1,044 OI2026-10-14: 1,183 OI2026-10-15: 1,390 OI2026-10-16: 1,556 OI2026-10-21: 5,483 OI2026-10-23: 5,387 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, 2026Viewing5,387-96
Oct 21, 20265,483+3,927
Oct 16, 20261,556+166
Oct 15, 20261,390+207
Oct 14, 20261,183+139
Oct 09, 20261,044+54
Oct 07, 2026990No prior observation