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Contract OI history

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Jan 21, 2028 EXPIRATION

COUR $3.00 Put

COUR280121P00003000

Latest saved OI1,550Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COUR $3.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,7298640 2026-10-02: 680 OI2026-10-05: 680 OI2026-10-06: 680 OI2026-10-07: 684 OI2026-10-08: 699 OI2026-10-09: 699 OI2026-10-13: 699 OI2026-10-14: 699 OI2026-10-15: 1,729 OI2026-10-16: 1,729 OI2026-10-21: 1,550 OI2026-10-23: 1,550 OI Oct 02, 2026Oct 23, 2026

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

COUR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,5500
Oct 21, 20261,550-179
Oct 16, 20261,7290
Oct 15, 20261,729+1,030
Oct 14, 20266990
Oct 13, 20266990
Oct 09, 20266990
Oct 08, 2026699+15
Oct 07, 2026684+4
Oct 06, 20266800
Oct 05, 20266800
Oct 02, 2026680No prior observation