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Contract OI history

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Oct 23, 2026 EXPIRATION

BA $172.50 Put

BA261023P00172500

Latest saved OI407Oct 23, 2026
Last change-11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $172.50 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. 4182090 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 15 OI2026-10-07: 18 OI2026-10-08: 18 OI2026-10-09: 49 OI2026-10-13: 192 OI2026-10-14: 192 OI2026-10-15: 241 OI2026-10-16: 342 OI2026-10-21: 418 OI2026-10-23: 407 OI Oct 02, 2026Oct 23, 2026

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

BA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing407-11
Oct 21, 2026418+76
Oct 16, 2026342+101
Oct 15, 2026241+49
Oct 14, 20261920
Oct 13, 2026192+143
Oct 09, 202649+31
Oct 08, 2026180
Oct 07, 202618+3
Oct 06, 202615+15
Oct 05, 202600
Oct 02, 20260No prior observation