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Contract OI history

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Mar 19, 2027 EXPIRATION

C $70.00 Put

C270319P00070000

Latest saved OI438Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $70.00 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. 4382190 2026-10-02: 436 OI2026-10-05: 436 OI2026-10-06: 436 OI2026-10-07: 436 OI2026-10-08: 436 OI2026-10-09: 437 OI2026-10-13: 437 OI2026-10-14: 437 OI2026-10-15: 437 OI2026-10-16: 437 OI2026-10-21: 438 OI2026-10-23: 438 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, 2026Viewing4380
Oct 21, 2026438+1
Oct 16, 20264370
Oct 15, 20264370
Oct 14, 20264370
Oct 13, 20264370
Oct 09, 2026437+1
Oct 08, 20264360
Oct 07, 20264360
Oct 06, 20264360
Oct 05, 20264360
Oct 02, 2026436No prior observation