OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

TSLA $350.00 Put

TSLA280121P00350000

Latest saved OI4,585Oct 23, 2026
Last change-85vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $350.00 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. 4,6702,3350 2026-10-07: 4,642 OI2026-10-09: 4,575 OI2026-10-14: 4,576 OI2026-10-15: 4,579 OI2026-10-16: 4,581 OI2026-10-21: 4,670 OI2026-10-23: 4,585 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, 2026Viewing4,585-85
Oct 21, 20264,670+89
Oct 16, 20264,581+2
Oct 15, 20264,579+3
Oct 14, 20264,576+1
Oct 09, 20264,575-67
Oct 07, 20264,642No prior observation