OITracker Cboe delayed data

Contract OI history

Back to BA

Jun 17, 2027 EXPIRATION

BA $170.00 Put

BA270617P00170000

Latest saved OI2,694Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BA $170.00 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. 2,7001,3500 2026-10-02: 2,426 OI2026-10-05: 2,626 OI2026-10-06: 2,646 OI2026-10-07: 2,647 OI2026-10-08: 2,647 OI2026-10-09: 2,654 OI2026-10-13: 2,692 OI2026-10-14: 2,692 OI2026-10-15: 2,694 OI2026-10-16: 2,700 OI2026-10-21: 2,695 OI2026-10-23: 2,694 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, 2026Viewing2,694-1
Oct 21, 20262,695-5
Oct 16, 20262,700+6
Oct 15, 20262,694+2
Oct 14, 20262,6920
Oct 13, 20262,692+38
Oct 09, 20262,654+7
Oct 08, 20262,6470
Oct 07, 20262,647+1
Oct 06, 20262,646+20
Oct 05, 20262,626+200
Oct 02, 20262,426No prior observation