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Contract OI history

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Dec 18, 2026 EXPIRATION

TSLA $355.00 Put

TSLA261218P00355000

Latest saved OI1,606Oct 23, 2026
Last change+40vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $355.00 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. 1,6068030 2026-10-07: 1,289 OI2026-10-09: 1,374 OI2026-10-14: 1,393 OI2026-10-15: 1,392 OI2026-10-16: 1,442 OI2026-10-21: 1,566 OI2026-10-23: 1,606 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, 2026Viewing1,606+40
Oct 21, 20261,566+124
Oct 16, 20261,442+50
Oct 15, 20261,392-1
Oct 14, 20261,393+19
Oct 09, 20261,374+85
Oct 07, 20261,289No prior observation