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Contract OI history

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Dec 18, 2026 EXPIRATION

PRIM $70.00 Put

PRIM261218P00070000

Latest saved OI123Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PRIM $70.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 123610 2026-10-02: 120 OI2026-10-05: 119 OI2026-10-06: 119 OI2026-10-07: 119 OI2026-10-08: 119 OI2026-10-09: 119 OI2026-10-13: 122 OI2026-10-14: 123 OI2026-10-16: 123 OI2026-10-21: 123 OI2026-10-23: 123 OI Oct 02, 2026Oct 23, 2026

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

PRIM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261230
Oct 21, 2026Viewing1230
Oct 16, 20261230
Oct 14, 2026123+1
Oct 13, 2026122+3
Oct 09, 20261190
Oct 08, 20261190
Oct 07, 20261190
Oct 06, 20261190
Oct 05, 2026119-1
Oct 02, 2026120No prior observation