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Contract OI history

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Nov 20, 2026 EXPIRATION

ASTH $45.00 Call

ASTH261120C00045000

Latest saved OI4,180Oct 20, 2026
Last change+3,944vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ASTH $45.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 4,1802,0900 2026-10-08: 217 OI2026-10-09: 217 OI2026-10-13: 225 OI2026-10-14: 225 OI2026-10-16: 236 OI2026-10-20: 4,180 OI Oct 08, 2026Oct 20, 2026

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

ASTH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing4,180+3,944
Oct 16, 2026236+11
Oct 14, 20262250
Oct 13, 2026225+8
Oct 09, 20262170
Oct 08, 2026217No prior observation