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Contract OI history

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Nov 20, 2026 EXPIRATION

ARR $13.00 Put

ARR261120P00013000

Latest saved OI511Oct 23, 2026
Last change+150vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ARR $13.00 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. 5112550 2026-10-02: 203 OI2026-10-05: 210 OI2026-10-06: 230 OI2026-10-07: 246 OI2026-10-09: 273 OI2026-10-13: 286 OI2026-10-14: 295 OI2026-10-15: 296 OI2026-10-16: 315 OI2026-10-21: 361 OI2026-10-23: 511 OI Oct 02, 2026Oct 23, 2026

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

ARR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing511+150
Oct 21, 2026361+46
Oct 16, 2026315+19
Oct 15, 2026296+1
Oct 14, 2026295+9
Oct 13, 2026286+13
Oct 09, 2026273+27
Oct 07, 2026246+16
Oct 06, 2026230+20
Oct 05, 2026210+7
Oct 02, 2026203No prior observation