OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

TSLA $310.00 Put

TSLA280121P00310000

Latest saved OI3,538Oct 23, 2026
Last change-21vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $310.00 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. 3,5591,7790 2026-10-07: 1,718 OI2026-10-09: 1,909 OI2026-10-14: 2,268 OI2026-10-15: 3,176 OI2026-10-16: 3,262 OI2026-10-21: 3,559 OI2026-10-23: 3,538 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, 2026Viewing3,538-21
Oct 21, 20263,559+297
Oct 16, 20263,262+86
Oct 15, 20263,176+908
Oct 14, 20262,268+359
Oct 09, 20261,909+191
Oct 07, 20261,718No prior observation