OITracker Cboe delayed data

Contract OI history

Back to KR

Nov 20, 2026 EXPIRATION

KR $55.00 Put

KR261120P00055000

Latest saved OI2,793Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
KR $55.00 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. 2,7931,3960 2026-10-02: 297 OI2026-10-05: 307 OI2026-10-06: 319 OI2026-10-07: 335 OI2026-10-08: 335 OI2026-10-09: 333 OI2026-10-13: 297 OI2026-10-14: 297 OI2026-10-15: 297 OI2026-10-16: 304 OI2026-10-21: 2,783 OI2026-10-23: 2,793 OI Oct 02, 2026Oct 23, 2026

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

KR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,793+10
Oct 21, 20262,783+2,479
Oct 16, 2026304+7
Oct 15, 20262970
Oct 14, 20262970
Oct 13, 2026297-36
Oct 09, 2026333-2
Oct 08, 20263350
Oct 07, 2026335+16
Oct 06, 2026319+12
Oct 05, 2026307+10
Oct 02, 2026297No prior observation