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Contract OI history

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Mar 19, 2027 EXPIRATION

BCS $28.00 Put

BCS270319P00028000

Latest saved OI469Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BCS $28.00 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. 4692340 2026-10-02: 464 OI2026-10-05: 464 OI2026-10-06: 469 OI2026-10-07: 469 OI2026-10-08: 469 OI2026-10-09: 469 OI2026-10-13: 469 OI2026-10-14: 469 OI2026-10-15: 469 OI2026-10-16: 469 OI2026-10-21: 469 OI2026-10-23: 469 OI Oct 02, 2026Oct 23, 2026

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

BCS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4690
Oct 21, 20264690
Oct 16, 20264690
Oct 15, 20264690
Oct 14, 20264690
Oct 13, 20264690
Oct 09, 20264690
Oct 08, 20264690
Oct 07, 20264690
Oct 06, 2026469+5
Oct 05, 20264640
Oct 02, 2026464No prior observation