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Contract OI history

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Mar 19, 2027 EXPIRATION

BMY $40.00 Put

BMY270319P00040000

Latest saved OI1,316Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BMY $40.00 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. 1,3166580 2026-10-02: 1,301 OI2026-10-05: 1,304 OI2026-10-06: 1,304 OI2026-10-07: 1,304 OI2026-10-08: 1,304 OI2026-10-09: 1,304 OI2026-10-13: 1,311 OI2026-10-14: 1,311 OI2026-10-15: 1,305 OI2026-10-16: 1,304 OI2026-10-21: 1,306 OI2026-10-23: 1,316 OI Oct 02, 2026Oct 23, 2026

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

BMY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,316+10
Oct 21, 20261,306+2
Oct 16, 20261,304-1
Oct 15, 20261,305-6
Oct 14, 20261,3110
Oct 13, 20261,311+7
Oct 09, 20261,3040
Oct 08, 20261,3040
Oct 07, 20261,3040
Oct 06, 20261,3040
Oct 05, 20261,304+3
Oct 02, 20261,301No prior observation