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Contract OI history

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Mar 19, 2027 EXPIRATION

M $19.00 Put

M270319P00019000

Latest saved OI176Oct 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
M $19.00 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. 2231110 2026-10-02: 72 OI2026-10-05: 72 OI2026-10-06: 127 OI2026-10-07: 127 OI2026-10-08: 127 OI2026-10-09: 127 OI2026-10-13: 218 OI2026-10-14: 218 OI2026-10-15: 223 OI2026-10-16: 169 OI2026-10-21: 172 OI2026-10-23: 176 OI Oct 02, 2026Oct 23, 2026

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

M contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing176+4
Oct 21, 2026172+3
Oct 16, 2026169-54
Oct 15, 2026223+5
Oct 14, 20262180
Oct 13, 2026218+91
Oct 09, 20261270
Oct 08, 20261270
Oct 07, 20261270
Oct 06, 2026127+55
Oct 05, 2026720
Oct 02, 202672No prior observation