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Contract OI history

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Mar 19, 2027 EXPIRATION

RTX $155.00 Put

RTX270319P00155000

Latest saved OI448Oct 23, 2026
Last change+15vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RTX $155.00 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. 4482240 2026-10-02: 389 OI2026-10-05: 389 OI2026-10-06: 389 OI2026-10-07: 389 OI2026-10-08: 389 OI2026-10-09: 422 OI2026-10-13: 422 OI2026-10-14: 422 OI2026-10-15: 431 OI2026-10-16: 431 OI2026-10-21: 433 OI2026-10-23: 448 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, 2026Viewing448+15
Oct 21, 2026433+2
Oct 16, 20264310
Oct 15, 2026431+9
Oct 14, 20264220
Oct 13, 20264220
Oct 09, 2026422+33
Oct 08, 20263890
Oct 07, 20263890
Oct 06, 20263890
Oct 05, 20263890
Oct 02, 2026389No prior observation