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Contract OI history

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Dec 18, 2026 EXPIRATION

TSLA $230.00 Put

TSLA261218P00230000

Latest saved OI3,503Oct 23, 2026
Last change-452vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $230.00 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. 3,9871,9930 2026-10-07: 3,973 OI2026-10-09: 3,987 OI2026-10-14: 3,953 OI2026-10-15: 3,954 OI2026-10-16: 3,956 OI2026-10-21: 3,955 OI2026-10-23: 3,503 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, 2026Viewing3,503-452
Oct 21, 20263,955-1
Oct 16, 20263,956+2
Oct 15, 20263,954+1
Oct 14, 20263,953-34
Oct 09, 20263,987+14
Oct 07, 20263,973No prior observation