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Contract OI history

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Jan 15, 2027 EXPIRATION

ALC $70.00 Put

ALC270115P00070000

Latest saved OI309Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALC $70.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 3091540 2026-10-02: 243 OI2026-10-05: 243 OI2026-10-06: 243 OI2026-10-07: 243 OI2026-10-08: 243 OI2026-10-09: 243 OI2026-10-13: 243 OI2026-10-15: 243 OI2026-10-16: 309 OI2026-10-20: 309 OI Oct 02, 2026Oct 20, 2026

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

ALC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing3090
Oct 16, 2026309+66
Oct 15, 20262430
Oct 13, 20262430
Oct 09, 20262430
Oct 08, 20262430
Oct 07, 20262430
Oct 06, 20262430
Oct 05, 20262430
Oct 02, 2026243No prior observation