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Contract OI history

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Feb 19, 2027 EXPIRATION

BA $210.00 Put

BA270219P00210000

Latest saved OI477Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $210.00 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. 4772380 2026-10-02: 425 OI2026-10-05: 433 OI2026-10-06: 446 OI2026-10-07: 439 OI2026-10-08: 439 OI2026-10-09: 440 OI2026-10-13: 430 OI2026-10-14: 430 OI2026-10-15: 444 OI2026-10-16: 444 OI2026-10-21: 477 OI2026-10-23: 477 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, 2026Viewing4770
Oct 21, 2026477+33
Oct 16, 20264440
Oct 15, 2026444+14
Oct 14, 20264300
Oct 13, 2026430-10
Oct 09, 2026440+1
Oct 08, 20264390
Oct 07, 2026439-7
Oct 06, 2026446+13
Oct 05, 2026433+8
Oct 02, 2026425No prior observation