OITracker Cboe delayed data

Contract OI history

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Oct 23, 2026 EXPIRATION

TSLA $312.50 Put

TSLA261023P00312500

Latest saved OI2,574Oct 23, 2026
Last change+154vs previous saved observation
Saved market days5Oct 14, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $312.50 put open interest history 5 saved observations from 2026-10-14 to 2026-10-23. Exact values and changes are listed in the table below. 2,5741,2870 2026-10-14: 0 OI2026-10-15: 18 OI2026-10-16: 97 OI2026-10-21: 2,420 OI2026-10-23: 2,574 OI Oct 14, 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, 2026Viewing2,574+154
Oct 21, 20262,420+2,323
Oct 16, 202697+79
Oct 15, 202618+18
Oct 14, 20260No prior observation