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Contract OI history

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Dec 18, 2026 EXPIRATION

TROW $90.00 Put

TROW261218P00090000

Latest saved OI139Oct 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
TROW $90.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 139690 2026-10-09: 118 OI2026-10-14: 118 OI2026-10-15: 120 OI2026-10-16: 120 OI2026-10-21: 133 OI2026-10-23: 139 OI Oct 09, 2026Oct 23, 2026

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

TROW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing139+6
Oct 21, 2026133+13
Oct 16, 20261200
Oct 15, 2026120+2
Oct 14, 20261180
Oct 09, 2026118No prior observation