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Contract OI history

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Mar 19, 2027 EXPIRATION

MS $175.00 Put

MS270319P00175000

Latest saved OI811Oct 23, 2026
Last change+49vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $175.00 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. 8114050 2026-10-02: 618 OI2026-10-05: 622 OI2026-10-06: 663 OI2026-10-07: 668 OI2026-10-08: 668 OI2026-10-09: 676 OI2026-10-13: 676 OI2026-10-14: 676 OI2026-10-15: 686 OI2026-10-16: 750 OI2026-10-21: 762 OI2026-10-23: 811 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, 2026Viewing811+49
Oct 21, 2026762+12
Oct 16, 2026750+64
Oct 15, 2026686+10
Oct 14, 20266760
Oct 13, 20266760
Oct 09, 2026676+8
Oct 08, 20266680
Oct 07, 2026668+5
Oct 06, 2026663+41
Oct 05, 2026622+4
Oct 02, 2026618No prior observation