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Contract OI history

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Dec 18, 2026 EXPIRATION

PPTA $20.00 Call

PPTA261218C00020000

Latest saved OI371Oct 23, 2026
Last change+51vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PPTA $20.00 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. 3711850 2026-10-09: 259 OI2026-10-13: 260 OI2026-10-14: 260 OI2026-10-16: 273 OI2026-10-20: 320 OI2026-10-23: 371 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, 2026Viewing371+51
Oct 20, 2026320+47
Oct 16, 2026273+13
Oct 14, 20262600
Oct 13, 2026260+1
Oct 09, 2026259No prior observation