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Contract OI history

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Apr 16, 2027 EXPIRATION

OR $40.00 Call

OR270416C00040000

Latest saved OI429Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OR $40.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4292140 2026-10-02: 141 OI2026-10-05: 143 OI2026-10-07: 143 OI2026-10-08: 144 OI2026-10-09: 144 OI2026-10-13: 145 OI2026-10-14: 145 OI2026-10-16: 146 OI2026-10-20: 429 OI2026-10-23: 429 OI Oct 02, 2026Oct 23, 2026

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

OR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4290
Oct 20, 2026429+283
Oct 16, 2026146+1
Oct 14, 20261450
Oct 13, 2026145+1
Oct 09, 20261440
Oct 08, 2026144+1
Oct 07, 20261430
Oct 05, 2026143+2
Oct 02, 2026141No prior observation