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Contract OI history

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Jan 21, 2028 EXPIRATION

TSLA $340.00 Put

TSLA280121P00340000

Latest saved OI1,161Oct 23, 2026
Last change+121vs 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. 1,1615800 2026-10-07: 984 OI2026-10-09: 980 OI2026-10-14: 1,021 OI2026-10-15: 1,040 OI2026-10-16: 1,039 OI2026-10-21: 1,040 OI2026-10-23: 1,161 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, 2026Viewing1,161+121
Oct 21, 20261,040+1
Oct 16, 20261,039-1
Oct 15, 20261,040+19
Oct 14, 20261,021+41
Oct 09, 2026980-4
Oct 07, 2026984No prior observation