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Contract OI history

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Nov 20, 2026 EXPIRATION

SHAK $55.00 Put

SHAK261120P00055000

Latest saved OI654Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SHAK $55.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6543270 2026-10-02: 592 OI2026-10-05: 595 OI2026-10-06: 595 OI2026-10-07: 614 OI2026-10-08: 614 OI2026-10-09: 614 OI2026-10-13: 631 OI2026-10-14: 640 OI2026-10-15: 640 OI2026-10-21: 654 OI2026-10-23: 654 OI Oct 02, 2026Oct 23, 2026

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

SHAK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6540
Oct 21, 2026654+14
Oct 15, 20266400
Oct 14, 2026640+9
Oct 13, 2026631+17
Oct 09, 20266140
Oct 08, 20266140
Oct 07, 2026614+19
Oct 06, 20265950
Oct 05, 2026595+3
Oct 02, 2026592No prior observation