OITracker Cboe delayed data

Contract OI history

Back to TSLA

Dec 18, 2026 EXPIRATION

TSLA $310.00 Put

TSLA261218P00310000

Latest saved OI4,048Oct 23, 2026
Last change-120vs 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. 4,1682,0840 2026-10-07: 3,979 OI2026-10-09: 4,006 OI2026-10-14: 4,021 OI2026-10-15: 4,033 OI2026-10-16: 4,083 OI2026-10-21: 4,168 OI2026-10-23: 4,048 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, 2026Viewing4,048-120
Oct 21, 20264,168+85
Oct 16, 20264,083+50
Oct 15, 20264,033+12
Oct 14, 20264,021+15
Oct 09, 20264,006+27
Oct 07, 20263,979No prior observation