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Contract OI history

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Dec 18, 2026 EXPIRATION

AROC $55.00 Call

AROC261218C00055000

Latest saved OI159Oct 21, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AROC $55.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 159790 2026-10-02: 159 OI2026-10-05: 159 OI2026-10-06: 159 OI2026-10-07: 159 OI2026-10-08: 159 OI2026-10-09: 159 OI2026-10-13: 159 OI2026-10-14: 159 OI2026-10-16: 159 OI2026-10-21: 159 OI Oct 02, 2026Oct 21, 2026

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

AROC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing1590
Oct 16, 20261590
Oct 14, 20261590
Oct 13, 20261590
Oct 09, 20261590
Oct 08, 20261590
Oct 07, 20261590
Oct 06, 20261590
Oct 05, 20261590
Oct 02, 2026159No prior observation