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Contract OI history

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Mar 19, 2027 EXPIRATION

TSLA $340.00 Put

TSLA270319P00340000

Latest saved OI5,139Oct 23, 2026
Last change+719vs 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. 5,1392,5690 2026-10-07: 4,194 OI2026-10-09: 4,375 OI2026-10-14: 4,358 OI2026-10-15: 4,363 OI2026-10-16: 4,372 OI2026-10-21: 4,420 OI2026-10-23: 5,139 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, 2026Viewing5,139+719
Oct 21, 20264,420+48
Oct 16, 20264,372+9
Oct 15, 20264,363+5
Oct 14, 20264,358-17
Oct 09, 20264,375+181
Oct 07, 20264,194No prior observation