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Contract OI history

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Jan 21, 2028 EXPIRATION

BKSY $50.00 Call

BKSY280121C00050000

Latest saved OI598Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BKSY $50.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6793390 2026-10-02: 676 OI2026-10-05: 676 OI2026-10-06: 679 OI2026-10-07: 678 OI2026-10-08: 678 OI2026-10-09: 628 OI2026-10-13: 628 OI2026-10-14: 628 OI2026-10-15: 598 OI2026-10-16: 598 OI2026-10-21: 598 OI2026-10-23: 598 OI Oct 02, 2026Oct 23, 2026

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

BKSY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5980
Oct 21, 20265980
Oct 16, 20265980
Oct 15, 2026598-30
Oct 14, 20266280
Oct 13, 20266280
Oct 09, 2026628-50
Oct 08, 20266780
Oct 07, 2026678-1
Oct 06, 2026679+3
Oct 05, 20266760
Oct 02, 2026676No prior observation