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Contract OI history

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Sep 17, 2027 EXPIRATION

C $135.00 Put

C270917P00135000

Latest saved OI472Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $135.00 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. 4772380 2026-10-02: 231 OI2026-10-05: 231 OI2026-10-06: 369 OI2026-10-07: 366 OI2026-10-08: 366 OI2026-10-09: 477 OI2026-10-13: 472 OI2026-10-14: 472 OI2026-10-15: 470 OI2026-10-16: 470 OI2026-10-21: 471 OI2026-10-23: 472 OI Oct 02, 2026Oct 23, 2026

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

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing472+1
Oct 21, 2026471+1
Oct 16, 20264700
Oct 15, 2026470-2
Oct 14, 20264720
Oct 13, 2026472-5
Oct 09, 2026477+111
Oct 08, 20263660
Oct 07, 2026366-3
Oct 06, 2026369+138
Oct 05, 20262310
Oct 02, 2026231No prior observation