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Contract OI history

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Dec 18, 2026 EXPIRATION

SPG $195.00 Put

SPG261218P00195000

Latest saved OI370Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SPG $195.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3701850 2026-10-02: 136 OI2026-10-05: 136 OI2026-10-06: 136 OI2026-10-07: 136 OI2026-10-08: 136 OI2026-10-09: 136 OI2026-10-14: 364 OI2026-10-15: 364 OI2026-10-16: 364 OI2026-10-21: 369 OI2026-10-23: 370 OI Oct 02, 2026Oct 23, 2026

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

SPG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing370+1
Oct 21, 2026369+5
Oct 16, 20263640
Oct 15, 20263640
Oct 14, 2026364+228
Oct 09, 20261360
Oct 08, 20261360
Oct 07, 20261360
Oct 06, 20261360
Oct 05, 20261360
Oct 02, 2026136No prior observation