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Contract OI history

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Oct 23, 2026 EXPIRATION

RTX $187.50 Put

RTX261023P00187500

Latest saved OI624Oct 23, 2026
Last change-20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RTX $187.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6443220 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 2 OI2026-10-08: 2 OI2026-10-09: 7 OI2026-10-13: 26 OI2026-10-14: 26 OI2026-10-15: 27 OI2026-10-16: 34 OI2026-10-21: 644 OI2026-10-23: 624 OI Oct 02, 2026Oct 23, 2026

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

RTX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing624-20
Oct 21, 2026644+610
Oct 16, 202634+7
Oct 15, 202627+1
Oct 14, 2026260
Oct 13, 202626+19
Oct 09, 20267+5
Oct 08, 202620
Oct 07, 20262+2
Oct 06, 202600
Oct 05, 202600
Oct 02, 20260No prior observation