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Contract OI history

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Sep 17, 2027 EXPIRATION

TSLA $320.00 Put

TSLA270917P00320000

Latest saved OI1,207Oct 23, 2026
Last change+12vs 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. 1,2076030 2026-10-07: 1,082 OI2026-10-09: 1,106 OI2026-10-14: 1,185 OI2026-10-15: 1,188 OI2026-10-16: 1,188 OI2026-10-21: 1,195 OI2026-10-23: 1,207 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, 2026Viewing1,207+12
Oct 21, 20261,195+7
Oct 16, 20261,1880
Oct 15, 20261,188+3
Oct 14, 20261,185+79
Oct 09, 20261,106+24
Oct 07, 20261,082No prior observation