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Contract OI history

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Sep 17, 2027 EXPIRATION

BKNG $170.00 Put

BKNG270917P00170000

Latest saved OI314Oct 23, 2026
Last change+72vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BKNG $170.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3141570 2026-10-09: 172 OI2026-10-13: 241 OI2026-10-14: 241 OI2026-10-15: 241 OI2026-10-16: 242 OI2026-10-21: 242 OI2026-10-23: 314 OI Oct 09, 2026Oct 23, 2026

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

BKNG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing314+72
Oct 21, 20262420
Oct 16, 2026242+1
Oct 15, 20262410
Oct 14, 20262410
Oct 13, 2026241+69
Oct 09, 2026172No prior observation