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Contract OI history

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Dec 18, 2026 EXPIRATION

ALLY $37.00 Put

ALLY261218P00037000

Latest saved OI246Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALLY $37.00 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. 2521260 2026-10-02: 223 OI2026-10-05: 223 OI2026-10-06: 228 OI2026-10-07: 228 OI2026-10-08: 228 OI2026-10-09: 228 OI2026-10-13: 231 OI2026-10-14: 252 OI2026-10-15: 252 OI2026-10-16: 250 OI2026-10-21: 246 OI2026-10-23: 246 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, 2026Viewing2460
Oct 21, 2026246-4
Oct 16, 2026250-2
Oct 15, 20262520
Oct 14, 2026252+21
Oct 13, 2026231+3
Oct 09, 20262280
Oct 08, 20262280
Oct 07, 20262280
Oct 06, 2026228+5
Oct 05, 20262230
Oct 02, 2026223No prior observation