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Contract OI history

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Nov 20, 2026 EXPIRATION

DRTS $12.50 Put

DRTS261120P00012500

Latest saved OI10,088Oct 21, 2026
Last change+10,064vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DRTS $12.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 10,0885,0440 2026-10-09: 24 OI2026-10-13: 24 OI2026-10-14: 14 OI2026-10-15: 14 OI2026-10-16: 24 OI2026-10-21: 10,088 OI Oct 09, 2026Oct 21, 2026

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

DRTS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing10,088+10,064
Oct 16, 202624+10
Oct 15, 2026140
Oct 14, 202614-10
Oct 13, 2026240
Oct 09, 202624No prior observation