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Contract OI history

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Dec 18, 2026 EXPIRATION

MLYS $20.00 Call

MLYS261218C00020000

Latest saved OI457Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
MLYS $20.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4572280 2026-10-08: 448 OI2026-10-09: 448 OI2026-10-13: 448 OI2026-10-14: 448 OI2026-10-16: 449 OI2026-10-20: 453 OI2026-10-23: 457 OI Oct 08, 2026Oct 23, 2026

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

MLYS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing457+4
Oct 20, 2026453+4
Oct 16, 2026449+1
Oct 14, 20264480
Oct 13, 20264480
Oct 09, 20264480
Oct 08, 2026448No prior observation