OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

TSLA $320.00 Put

TSLA270115P00320000

Latest saved OI10,664Oct 23, 2026
Last change+2,440vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $320.00 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. 10,6645,3320 2026-10-07: 7,529 OI2026-10-09: 7,689 OI2026-10-14: 7,775 OI2026-10-15: 7,478 OI2026-10-16: 7,977 OI2026-10-21: 8,224 OI2026-10-23: 10,664 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, 2026Viewing10,664+2,440
Oct 21, 20268,224+247
Oct 16, 20267,977+499
Oct 15, 20267,478-297
Oct 14, 20267,775+86
Oct 09, 20267,689+160
Oct 07, 20267,529No prior observation