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Contract OI history

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Jan 21, 2028 EXPIRATION

KOPN $3.00 Put

KOPN280121P00003000

Latest saved OI221Oct 23, 2026
Last change-1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KOPN $3.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2221110 2026-10-09: 221 OI2026-10-13: 221 OI2026-10-14: 221 OI2026-10-16: 221 OI2026-10-20: 222 OI2026-10-23: 221 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, 2026Viewing221-1
Oct 20, 2026222+1
Oct 16, 20262210
Oct 14, 20262210
Oct 13, 20262210
Oct 09, 2026221No prior observation