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Contract OI history

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Jan 21, 2028 EXPIRATION

AXP $310.00 Put

AXP280121P00310000

Latest saved OI2,221Oct 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
AXP $310.00 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. 2,2211,1100 2026-10-02: 2,034 OI2026-10-05: 2,163 OI2026-10-06: 2,197 OI2026-10-07: 2,197 OI2026-10-08: 2,197 OI2026-10-09: 2,198 OI2026-10-13: 2,199 OI2026-10-14: 2,199 OI2026-10-15: 2,199 OI2026-10-16: 2,199 OI2026-10-21: 2,219 OI2026-10-23: 2,221 OI Oct 02, 2026Oct 23, 2026

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

AXP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,221+2
Oct 21, 20262,219+20
Oct 16, 20262,1990
Oct 15, 20262,1990
Oct 14, 20262,1990
Oct 13, 20262,199+1
Oct 09, 20262,198+1
Oct 08, 20262,1970
Oct 07, 20262,1970
Oct 06, 20262,197+34
Oct 05, 20262,163+129
Oct 02, 20262,034No prior observation