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Contract OI history

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Jan 15, 2027 EXPIRATION

AEP $120.00 Put

AEP270115P00120000

Latest saved OI540Oct 23, 2026
Last change+37vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AEP $120.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5402700 2026-10-09: 475 OI2026-10-13: 475 OI2026-10-14: 497 OI2026-10-15: 478 OI2026-10-16: 479 OI2026-10-21: 503 OI2026-10-23: 540 OI Oct 09, 2026Oct 23, 2026

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

AEP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing540+37
Oct 21, 2026503+24
Oct 16, 2026479+1
Oct 15, 2026478-19
Oct 14, 2026497+22
Oct 13, 20264750
Oct 09, 2026475No prior observation