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Contract OI history

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Dec 18, 2026 EXPIRATION

SMCI $40.00 Call

SMCI261218C00040000

Latest saved OI10,138Oct 23, 2026
Last change+62vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SMCI $40.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 10,1385,0690 2026-10-09: 9,208 OI2026-10-13: 9,529 OI2026-10-14: 9,529 OI2026-10-15: 10,138 OI2026-10-16: 10,112 OI2026-10-21: 10,076 OI2026-10-23: 10,138 OI Oct 09, 2026Oct 23, 2026

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

SMCI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing10,138+62
Oct 21, 202610,076-36
Oct 16, 202610,112-26
Oct 15, 202610,138+609
Oct 14, 20269,5290
Oct 13, 20269,529+321
Oct 09, 20269,208No prior observation