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Contract OI history

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Nov 20, 2026 EXPIRATION

EC $16.00 Put

EC261120P00016000

Latest saved OI599Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
EC $16.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6023010 2026-10-02: 561 OI2026-10-05: 561 OI2026-10-06: 561 OI2026-10-07: 561 OI2026-10-08: 562 OI2026-10-09: 562 OI2026-10-13: 602 OI2026-10-15: 602 OI2026-10-16: 599 OI2026-10-20: 599 OI2026-10-23: 599 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

EC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5990
Oct 20, 20265990
Oct 16, 2026599-3
Oct 15, 20266020
Oct 13, 2026602+40
Oct 09, 20265620
Oct 08, 2026562+1
Oct 07, 20265610
Oct 06, 20265610
Oct 05, 20265610
Oct 02, 2026561No prior observation