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Contract OI history

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Dec 18, 2026 EXPIRATION

RTX $195.00 Put

RTX261218P00195000

Latest saved OI499Oct 23, 2026
Last change+25vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RTX $195.00 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. 4992490 2026-10-02: 441 OI2026-10-05: 441 OI2026-10-06: 437 OI2026-10-07: 437 OI2026-10-08: 437 OI2026-10-09: 427 OI2026-10-13: 427 OI2026-10-14: 427 OI2026-10-15: 427 OI2026-10-16: 427 OI2026-10-21: 474 OI2026-10-23: 499 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, 2026Viewing499+25
Oct 21, 2026474+47
Oct 16, 20264270
Oct 15, 20264270
Oct 14, 20264270
Oct 13, 20264270
Oct 09, 2026427-10
Oct 08, 20264370
Oct 07, 20264370
Oct 06, 2026437-4
Oct 05, 20264410
Oct 02, 2026441No prior observation