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Contract OI history

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Mar 19, 2027 EXPIRATION

TSLA $320.00 Put

TSLA270319P00320000

Latest saved OI3,234Oct 23, 2026
Last change-109vs 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. 3,5861,7930 2026-10-07: 3,586 OI2026-10-09: 3,443 OI2026-10-14: 3,410 OI2026-10-15: 3,385 OI2026-10-16: 3,404 OI2026-10-21: 3,343 OI2026-10-23: 3,234 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, 2026Viewing3,234-109
Oct 21, 20263,343-61
Oct 16, 20263,404+19
Oct 15, 20263,385-25
Oct 14, 20263,410-33
Oct 09, 20263,443-143
Oct 07, 20263,586No prior observation