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Contract OI history

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Apr 16, 2027 EXPIRATION

IRS $17.50 Call

IRS270416C00017500

Latest saved OI101Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IRS $17.50 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 101500 2026-10-02: 100 OI2026-10-05: 100 OI2026-10-06: 100 OI2026-10-07: 100 OI2026-10-08: 101 OI2026-10-13: 101 OI2026-10-14: 101 OI2026-10-16: 101 OI2026-10-20: 101 OI2026-10-23: 101 OI Oct 02, 2026Oct 23, 2026

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

IRS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261010
Oct 20, 2026Viewing1010
Oct 16, 20261010
Oct 14, 20261010
Oct 13, 20261010
Oct 08, 2026101+1
Oct 07, 20261000
Oct 06, 20261000
Oct 05, 20261000
Oct 02, 2026100No prior observation