OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

TSLA $400.00 Put

TSLA270115P00400000

Latest saved OI11,164Oct 23, 2026
Last change-40vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $400.00 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. 11,2045,6020 2026-10-07: 11,158 OI2026-10-09: 11,117 OI2026-10-14: 11,140 OI2026-10-15: 11,177 OI2026-10-16: 11,187 OI2026-10-21: 11,204 OI2026-10-23: 11,164 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, 2026Viewing11,164-40
Oct 21, 202611,204+17
Oct 16, 202611,187+10
Oct 15, 202611,177+37
Oct 14, 202611,140+23
Oct 09, 202611,117-41
Oct 07, 202611,158No prior observation