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Contract OI history

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Dec 18, 2026 EXPIRATION

QDEL $7.50 Put

QDEL261218P00007500

Latest saved OI2,050Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
QDEL $7.50 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. 2,0501,0250 2026-10-08: 2,050 OI2026-10-09: 2,050 OI2026-10-13: 2,050 OI2026-10-14: 2,050 OI2026-10-16: 2,050 OI2026-10-20: 2,050 OI2026-10-23: 2,050 OI Oct 08, 2026Oct 23, 2026

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

QDEL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262,0500
Oct 20, 2026Viewing2,0500
Oct 16, 20262,0500
Oct 14, 20262,0500
Oct 13, 20262,0500
Oct 09, 20262,0500
Oct 08, 20262,050No prior observation