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Contract OI history

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Dec 18, 2026 EXPIRATION

DYN $22.50 Put

DYN261218P00022500

Latest saved OI2,880Oct 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 $22.50 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. 2,8801,4400 2026-10-08: 2,880 OI2026-10-09: 2,880 OI2026-10-13: 2,880 OI2026-10-14: 2,880 OI2026-10-16: 2,880 OI2026-10-21: 2,880 OI2026-10-23: 2,880 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, 2026Viewing2,8800
Oct 21, 20262,8800
Oct 16, 20262,8800
Oct 14, 20262,8800
Oct 13, 20262,8800
Oct 09, 20262,8800
Oct 08, 20262,880No prior observation