OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

TSLA $550.00 Put

TSLA270115P00550000

Latest saved OI125Oct 23, 2026
Last change-8vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $550.00 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. 133660 2026-10-07: 125 OI2026-10-09: 129 OI2026-10-14: 129 OI2026-10-15: 125 OI2026-10-16: 125 OI2026-10-21: 133 OI2026-10-23: 125 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, 2026Viewing125-8
Oct 21, 2026133+8
Oct 16, 20261250
Oct 15, 2026125-4
Oct 14, 20261290
Oct 09, 2026129+4
Oct 07, 2026125No prior observation