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Contract OI history

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Jan 21, 2028 EXPIRATION

KOPN $3.50 Call

KOPN280121C00003500

Latest saved OI368Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KOPN $3.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3681840 2026-10-09: 214 OI2026-10-13: 220 OI2026-10-14: 263 OI2026-10-16: 263 OI2026-10-20: 368 OI2026-10-23: 368 OI Oct 09, 2026Oct 23, 2026

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

KOPN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3680
Oct 20, 2026368+105
Oct 16, 20262630
Oct 14, 2026263+43
Oct 13, 2026220+6
Oct 09, 2026214No prior observation