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Contract OI history

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May 21, 2027 EXPIRATION

PPTA $25.00 Call

PPTA270521C00025000

Latest saved OI76Oct 23, 2026
Last change+6vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PPTA $25.00 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. 76380 2026-10-09: 70 OI2026-10-13: 70 OI2026-10-14: 70 OI2026-10-16: 70 OI2026-10-20: 70 OI2026-10-23: 76 OI Oct 09, 2026Oct 23, 2026

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

PPTA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing76+6
Oct 20, 2026700
Oct 16, 2026700
Oct 14, 2026700
Oct 13, 2026700
Oct 09, 202670No prior observation