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Contract OI history

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Apr 16, 2027 EXPIRATION

IIPR $40.00 Put

IIPR270416P00040000

Latest saved OI35Oct 20, 2026
Last change+2vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IIPR $40.00 put open interest history 9 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 35170 2026-10-02: 17 OI2026-10-05: 17 OI2026-10-06: 17 OI2026-10-07: 17 OI2026-10-08: 17 OI2026-10-09: 17 OI2026-10-13: 28 OI2026-10-16: 33 OI2026-10-20: 35 OI Oct 02, 2026Oct 20, 2026

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

IIPR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing35+2
Oct 16, 202633+5
Oct 13, 202628+11
Oct 09, 2026170
Oct 08, 2026170
Oct 07, 2026170
Oct 06, 2026170
Oct 05, 2026170
Oct 02, 202617No prior observation