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Contract OI history

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Jan 15, 2027 EXPIRATION

SIG $115.00 Put

SIG270115P00115000

Latest saved OI36Oct 23, 2026
Last change-2vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SIG $115.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 38190 2026-10-02: 10 OI2026-10-06: 10 OI2026-10-07: 10 OI2026-10-08: 10 OI2026-10-13: 10 OI2026-10-14: 10 OI2026-10-15: 23 OI2026-10-16: 33 OI2026-10-20: 38 OI2026-10-23: 36 OI Oct 02, 2026Oct 23, 2026

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

SIG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202636-2
Oct 20, 2026Viewing38+5
Oct 16, 202633+10
Oct 15, 202623+13
Oct 14, 2026100
Oct 13, 2026100
Oct 08, 2026100
Oct 07, 2026100
Oct 06, 2026100
Oct 02, 202610No prior observation