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Contract OI history

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Nov 20, 2026 EXPIRATION

MA $515.00 Put

MA261120P00515000

Latest saved OI219Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MA $515.00 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. 2271130 2026-10-02: 211 OI2026-10-05: 217 OI2026-10-06: 224 OI2026-10-07: 227 OI2026-10-08: 227 OI2026-10-09: 209 OI2026-10-13: 207 OI2026-10-14: 207 OI2026-10-15: 205 OI2026-10-16: 222 OI2026-10-21: 219 OI2026-10-23: 219 OI Oct 02, 2026Oct 23, 2026

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

MA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2190
Oct 21, 2026219-3
Oct 16, 2026222+17
Oct 15, 2026205-2
Oct 14, 20262070
Oct 13, 2026207-2
Oct 09, 2026209-18
Oct 08, 20262270
Oct 07, 2026227+3
Oct 06, 2026224+7
Oct 05, 2026217+6
Oct 02, 2026211No prior observation