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Contract OI history

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Dec 18, 2026 EXPIRATION

SWBI $19.00 Put

SWBI261218P00019000

Latest saved OI2Oct 23, 2026
Last change-28vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
SWBI $19.00 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. 30150 2026-10-08: 30 OI2026-10-09: 30 OI2026-10-13: 30 OI2026-10-14: 30 OI2026-10-16: 30 OI2026-10-20: 30 OI2026-10-23: 2 OI Oct 08, 2026Oct 23, 2026

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

SWBI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262-28
Oct 20, 2026Viewing300
Oct 16, 2026300
Oct 14, 2026300
Oct 13, 2026300
Oct 09, 2026300
Oct 08, 202630No prior observation