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Contract OI history

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Nov 20, 2026 EXPIRATION

BA $205.00 Put

BA261120P00205000

Latest saved OI1,946Oct 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 $205.00 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. 1,9969980 2026-10-02: 1,906 OI2026-10-05: 1,932 OI2026-10-06: 1,943 OI2026-10-07: 1,947 OI2026-10-08: 1,947 OI2026-10-09: 1,959 OI2026-10-13: 1,996 OI2026-10-14: 1,996 OI2026-10-15: 1,995 OI2026-10-16: 1,996 OI2026-10-21: 1,946 OI2026-10-23: 1,946 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, 2026Viewing1,9460
Oct 21, 20261,946-50
Oct 16, 20261,996+1
Oct 15, 20261,995-1
Oct 14, 20261,9960
Oct 13, 20261,996+37
Oct 09, 20261,959+12
Oct 08, 20261,9470
Oct 07, 20261,947+4
Oct 06, 20261,943+11
Oct 05, 20261,932+26
Oct 02, 20261,906No prior observation