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Contract OI history

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Jan 15, 2027 EXPIRATION

DOW $17.50 Put

DOW270115P00017500

Latest saved OI10,113Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOW $17.50 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. 10,2225,1110 2026-10-02: 10,222 OI2026-10-05: 10,222 OI2026-10-06: 10,222 OI2026-10-07: 10,222 OI2026-10-08: 10,222 OI2026-10-09: 10,222 OI2026-10-13: 10,222 OI2026-10-14: 10,122 OI2026-10-15: 10,122 OI2026-10-16: 10,122 OI2026-10-21: 10,112 OI2026-10-23: 10,113 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, 2026Viewing10,113+1
Oct 21, 202610,112-10
Oct 16, 202610,1220
Oct 15, 202610,1220
Oct 14, 202610,122-100
Oct 13, 202610,2220
Oct 09, 202610,2220
Oct 08, 202610,2220
Oct 07, 202610,2220
Oct 06, 202610,2220
Oct 05, 202610,2220
Oct 02, 202610,222No prior observation