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Contract OI history

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Oct 30, 2026 EXPIRATION

DOW $28.00 Put

DOW261030P00028000

Latest saved OI560Oct 23, 2026
Last change+167vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $28.00 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. 5602800 2026-10-02: 24 OI2026-10-05: 304 OI2026-10-06: 304 OI2026-10-07: 325 OI2026-10-08: 325 OI2026-10-09: 330 OI2026-10-13: 362 OI2026-10-14: 362 OI2026-10-15: 362 OI2026-10-16: 368 OI2026-10-21: 393 OI2026-10-23: 560 OI Oct 02, 2026Oct 23, 2026

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

DOW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing560+167
Oct 21, 2026393+25
Oct 16, 2026368+6
Oct 15, 20263620
Oct 14, 20263620
Oct 13, 2026362+32
Oct 09, 2026330+5
Oct 08, 20263250
Oct 07, 2026325+21
Oct 06, 20263040
Oct 05, 2026304+280
Oct 02, 202624No prior observation