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Contract OI history

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Nov 20, 2026 EXPIRATION

ALLY $42.00 Put

ALLY261120P00042000

Latest saved OI321Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALLY $42.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3251620 2026-10-02: 325 OI2026-10-05: 325 OI2026-10-06: 325 OI2026-10-07: 323 OI2026-10-08: 323 OI2026-10-09: 323 OI2026-10-13: 323 OI2026-10-14: 323 OI2026-10-15: 323 OI2026-10-16: 323 OI2026-10-21: 323 OI2026-10-23: 321 OI Oct 02, 2026Oct 23, 2026

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

ALLY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing321-2
Oct 21, 20263230
Oct 16, 20263230
Oct 15, 20263230
Oct 14, 20263230
Oct 13, 20263230
Oct 09, 20263230
Oct 08, 20263230
Oct 07, 2026323-2
Oct 06, 20263250
Oct 05, 20263250
Oct 02, 2026325No prior observation