OITracker Cboe delayed data

Contract OI history

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Oct 30, 2026 EXPIRATION

TSLA $340.00 Put

TSLA261030P00340000

Latest saved OI4,269Oct 23, 2026
Last change+1,427vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $340.00 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. 4,2692,1340 2026-10-07: 2,388 OI2026-10-09: 2,649 OI2026-10-14: 2,563 OI2026-10-15: 2,612 OI2026-10-16: 2,540 OI2026-10-21: 2,842 OI2026-10-23: 4,269 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, 2026Viewing4,269+1,427
Oct 21, 20262,842+302
Oct 16, 20262,540-72
Oct 15, 20262,612+49
Oct 14, 20262,563-86
Oct 09, 20262,649+261
Oct 07, 20262,388No prior observation