OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

TSLA $315.00 Put

TSLA261218P00315000

Latest saved OI5,593Oct 23, 2026
Last change+2,150vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $315.00 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. 5,5932,7960 2026-10-07: 2,459 OI2026-10-09: 2,762 OI2026-10-14: 2,781 OI2026-10-15: 2,814 OI2026-10-16: 2,851 OI2026-10-21: 3,443 OI2026-10-23: 5,593 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, 2026Viewing5,593+2,150
Oct 21, 20263,443+592
Oct 16, 20262,851+37
Oct 15, 20262,814+33
Oct 14, 20262,781+19
Oct 09, 20262,762+303
Oct 07, 20262,459No prior observation