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Contract OI history

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Mar 19, 2027 EXPIRATION

MOS $27.50 Call

MOS270319C00027500

Latest saved OI1,617Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MOS $27.50 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. 1,6258120 2026-10-02: 1,558 OI2026-10-05: 1,561 OI2026-10-06: 1,565 OI2026-10-07: 1,565 OI2026-10-08: 1,565 OI2026-10-09: 1,625 OI2026-10-13: 1,625 OI2026-10-14: 1,625 OI2026-10-15: 1,623 OI2026-10-16: 1,620 OI2026-10-21: 1,621 OI2026-10-23: 1,617 OI Oct 02, 2026Oct 23, 2026

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

MOS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,617-4
Oct 21, 2026Viewing1,621+1
Oct 16, 20261,620-3
Oct 15, 20261,623-2
Oct 14, 20261,6250
Oct 13, 20261,6250
Oct 09, 20261,625+60
Oct 08, 20261,5650
Oct 07, 20261,5650
Oct 06, 20261,565+4
Oct 05, 20261,561+3
Oct 02, 20261,558No prior observation