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Contract OI history

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Apr 16, 2027 EXPIRATION

MSFT $660.00 Call

MSFT270416C00660000

Latest saved OI428Oct 23, 2026
Last change+56vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $660.00 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. 4282140 2026-10-09: 288 OI2026-10-13: 292 OI2026-10-14: 292 OI2026-10-15: 292 OI2026-10-16: 370 OI2026-10-21: 372 OI2026-10-23: 428 OI Oct 09, 2026Oct 23, 2026

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

MSFT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing428+56
Oct 21, 2026372+2
Oct 16, 2026370+78
Oct 15, 20262920
Oct 14, 20262920
Oct 13, 2026292+4
Oct 09, 2026288No prior observation