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Contract OI history

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Nov 20, 2026 EXPIRATION

BKSY $35.00 Call

BKSY261120C00035000

Latest saved OI583Oct 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 $35.00 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. 6153070 2026-10-02: 575 OI2026-10-05: 595 OI2026-10-06: 615 OI2026-10-07: 615 OI2026-10-08: 615 OI2026-10-09: 574 OI2026-10-13: 572 OI2026-10-14: 572 OI2026-10-15: 500 OI2026-10-16: 520 OI2026-10-21: 583 OI2026-10-23: 583 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, 2026Viewing5830
Oct 21, 2026583+63
Oct 16, 2026520+20
Oct 15, 2026500-72
Oct 14, 20265720
Oct 13, 2026572-2
Oct 09, 2026574-41
Oct 08, 20266150
Oct 07, 20266150
Oct 06, 2026615+20
Oct 05, 2026595+20
Oct 02, 2026575No prior observation