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Contract OI history

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Nov 20, 2026 EXPIRATION

STRO $20.00 Put

STRO261120P00020000

Latest saved OI0Oct 23, 2026
Last change-4vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
STRO $20.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 420 2026-10-09: 4 OI2026-10-13: 4 OI2026-10-14: 4 OI2026-10-16: 4 OI2026-10-20: 4 OI2026-10-23: 0 OI Oct 09, 2026Oct 23, 2026

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

STRO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20260-4
Oct 20, 2026Viewing40
Oct 16, 202640
Oct 14, 202640
Oct 13, 202640
Oct 09, 20264No prior observation