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Contract OI history

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Nov 20, 2026 EXPIRATION

PUBM $17.50 Call

PUBM261120C00017500

Latest saved OI485Oct 23, 2026
Last change+49vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PUBM $17.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4852420 2026-10-09: 16 OI2026-10-13: 17 OI2026-10-14: 17 OI2026-10-16: 18 OI2026-10-20: 436 OI2026-10-23: 485 OI Oct 09, 2026Oct 23, 2026

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

PUBM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026485+49
Oct 20, 2026Viewing436+418
Oct 16, 202618+1
Oct 14, 2026170
Oct 13, 202617+1
Oct 09, 202616No prior observation