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Contract OI history

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Jan 21, 2028 EXPIRATION

ONON $57.50 Call

ONON280121C00057500

Latest saved OI1,028Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ONON $57.50 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. 1,0285140 2026-10-02: 1,015 OI2026-10-05: 1,015 OI2026-10-06: 1,015 OI2026-10-07: 1,015 OI2026-10-08: 1,015 OI2026-10-09: 1,019 OI2026-10-13: 1,019 OI2026-10-14: 1,019 OI2026-10-15: 1,019 OI2026-10-16: 1,019 OI2026-10-21: 1,028 OI2026-10-23: 1,028 OI Oct 02, 2026Oct 23, 2026

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

ONON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,0280
Oct 21, 20261,028+9
Oct 16, 20261,0190
Oct 15, 20261,0190
Oct 14, 20261,0190
Oct 13, 20261,0190
Oct 09, 20261,019+4
Oct 08, 20261,0150
Oct 07, 20261,0150
Oct 06, 20261,0150
Oct 05, 20261,0150
Oct 02, 20261,015No prior observation