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Contract OI history

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Mar 19, 2027 EXPIRATION

MS $140.00 Put

MS270319P00140000

Latest saved OI985Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $140.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9974980 2026-10-02: 993 OI2026-10-05: 997 OI2026-10-06: 997 OI2026-10-07: 997 OI2026-10-08: 997 OI2026-10-09: 997 OI2026-10-13: 986 OI2026-10-14: 986 OI2026-10-15: 988 OI2026-10-16: 984 OI2026-10-21: 984 OI2026-10-23: 985 OI Oct 02, 2026Oct 23, 2026

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

MS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing985+1
Oct 21, 20269840
Oct 16, 2026984-4
Oct 15, 2026988+2
Oct 14, 20269860
Oct 13, 2026986-11
Oct 09, 20269970
Oct 08, 20269970
Oct 07, 20269970
Oct 06, 20269970
Oct 05, 2026997+4
Oct 02, 2026993No prior observation