OITracker Cboe delayed data

Contract OI history

Back to DYN

Dec 17, 2027 EXPIRATION

DYN $20.00 Put

DYN271217P00020000

Latest saved OI141Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
DYN $20.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 141700 2026-10-08: 122 OI2026-10-09: 122 OI2026-10-13: 141 OI2026-10-14: 141 OI2026-10-16: 141 OI2026-10-21: 141 OI2026-10-23: 141 OI Oct 08, 2026Oct 23, 2026

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

DYN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1410
Oct 21, 20261410
Oct 16, 20261410
Oct 14, 20261410
Oct 13, 2026141+19
Oct 09, 20261220
Oct 08, 2026122No prior observation