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Contract OI history

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Jan 15, 2027 EXPIRATION

AER $145.00 Put

AER270115P00145000

Latest saved OI112Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AER $145.00 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. 112560 2026-10-02: 65 OI2026-10-05: 65 OI2026-10-06: 65 OI2026-10-07: 65 OI2026-10-08: 65 OI2026-10-09: 65 OI2026-10-13: 112 OI2026-10-14: 112 OI2026-10-16: 112 OI2026-10-20: 112 OI Oct 02, 2026Oct 20, 2026

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

AER contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing1120
Oct 16, 20261120
Oct 14, 20261120
Oct 13, 2026112+47
Oct 09, 2026650
Oct 08, 2026650
Oct 07, 2026650
Oct 06, 2026650
Oct 05, 2026650
Oct 02, 202665No prior observation