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Contract OI history

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Dec 17, 2027 EXPIRATION

BSM $15.00 Call

BSM271217C00015000

Latest saved OI121Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BSM $15.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 122610 2026-10-02: 107 OI2026-10-05: 107 OI2026-10-07: 117 OI2026-10-08: 122 OI2026-10-09: 122 OI2026-10-13: 122 OI2026-10-14: 121 OI2026-10-16: 121 OI2026-10-20: 121 OI2026-10-23: 121 OI Oct 02, 2026Oct 23, 2026

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

BSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1210
Oct 20, 20261210
Oct 16, 20261210
Oct 14, 2026121-1
Oct 13, 20261220
Oct 09, 20261220
Oct 08, 2026122+5
Oct 07, 2026117+10
Oct 05, 20261070
Oct 02, 2026107No prior observation