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Contract OI history

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Jan 21, 2028 EXPIRATION

ASPI $7.00 Put

ASPI280121P00007000

Latest saved OI361Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ASPI $7.00 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. 3611800 2026-10-09: 268 OI2026-10-13: 268 OI2026-10-14: 266 OI2026-10-16: 261 OI2026-10-20: 361 OI2026-10-23: 361 OI Oct 09, 2026Oct 23, 2026

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

ASPI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3610
Oct 20, 2026361+100
Oct 16, 2026261-5
Oct 14, 2026266-2
Oct 13, 20262680
Oct 09, 2026268No prior observation