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Contract OI history

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Jan 15, 2027 EXPIRATION

OII $55.00 Call

OII270115C00055000

Latest saved OI1,224Oct 23, 2026
Last change-17vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OII $55.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2906450 2026-10-02: 1,270 OI2026-10-05: 1,289 OI2026-10-06: 1,289 OI2026-10-07: 1,290 OI2026-10-08: 1,290 OI2026-10-09: 1,290 OI2026-10-13: 1,290 OI2026-10-14: 1,290 OI2026-10-15: 1,281 OI2026-10-16: 1,271 OI2026-10-21: 1,241 OI2026-10-23: 1,224 OI Oct 02, 2026Oct 23, 2026

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

OII contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,224-17
Oct 21, 2026Viewing1,241-30
Oct 16, 20261,271-10
Oct 15, 20261,281-9
Oct 14, 20261,2900
Oct 13, 20261,2900
Oct 09, 20261,2900
Oct 08, 20261,2900
Oct 07, 20261,290+1
Oct 06, 20261,2890
Oct 05, 20261,289+19
Oct 02, 20261,270No prior observation