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Contract OI history

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Jun 17, 2027 EXPIRATION

MCK $920.00 Put

MCK270617P00920000

Latest saved OI81Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MCK $920.00 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. 81400 2026-10-02: 1 OI2026-10-05: 1 OI2026-10-06: 23 OI2026-10-07: 25 OI2026-10-08: 81 OI2026-10-09: 81 OI2026-10-13: 81 OI2026-10-14: 81 OI2026-10-15: 81 OI2026-10-16: 81 OI2026-10-21: 81 OI2026-10-23: 81 OI Oct 02, 2026Oct 23, 2026

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

MCK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing810
Oct 21, 2026810
Oct 16, 2026810
Oct 15, 2026810
Oct 14, 2026810
Oct 13, 2026810
Oct 09, 2026810
Oct 08, 202681+56
Oct 07, 202625+2
Oct 06, 202623+22
Oct 05, 202610
Oct 02, 20261No prior observation