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Contract OI history

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Nov 20, 2026 EXPIRATION

ALC $65.00 Put

ALC261120P00065000

Latest saved OI550Oct 20, 2026
Last change+142vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALC $65.00 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. 5502750 2026-10-02: 336 OI2026-10-05: 343 OI2026-10-06: 344 OI2026-10-07: 344 OI2026-10-08: 343 OI2026-10-09: 394 OI2026-10-13: 402 OI2026-10-15: 408 OI2026-10-16: 408 OI2026-10-20: 550 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, 2026Viewing550+142
Oct 16, 20264080
Oct 15, 2026408+6
Oct 13, 2026402+8
Oct 09, 2026394+51
Oct 08, 2026343-1
Oct 07, 20263440
Oct 06, 2026344+1
Oct 05, 2026343+7
Oct 02, 2026336No prior observation