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Contract OI history

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Oct 23, 2026 EXPIRATION

MS $195.00 Put

MS261023P00195000

Latest saved OI11Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $195.00 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. 167830 2026-10-02: 143 OI2026-10-05: 143 OI2026-10-06: 150 OI2026-10-07: 150 OI2026-10-08: 150 OI2026-10-09: 167 OI2026-10-13: 163 OI2026-10-14: 163 OI2026-10-15: 157 OI2026-10-16: 162 OI2026-10-21: 13 OI2026-10-23: 11 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, 2026Viewing11-2
Oct 21, 202613-149
Oct 16, 2026162+5
Oct 15, 2026157-6
Oct 14, 20261630
Oct 13, 2026163-4
Oct 09, 2026167+17
Oct 08, 20261500
Oct 07, 20261500
Oct 06, 2026150+7
Oct 05, 20261430
Oct 02, 2026143No prior observation