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Contract OI history

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Dec 18, 2026 EXPIRATION

SPG $180.00 Put

SPG261218P00180000

Latest saved OI607Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SPG $180.00 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. 6073030 2026-10-02: 535 OI2026-10-05: 537 OI2026-10-06: 537 OI2026-10-07: 538 OI2026-10-08: 540 OI2026-10-09: 542 OI2026-10-14: 592 OI2026-10-15: 593 OI2026-10-16: 593 OI2026-10-21: 607 OI2026-10-23: 607 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, 2026Viewing6070
Oct 21, 2026607+14
Oct 16, 20265930
Oct 15, 2026593+1
Oct 14, 2026592+50
Oct 09, 2026542+2
Oct 08, 2026540+2
Oct 07, 2026538+1
Oct 06, 20265370
Oct 05, 2026537+2
Oct 02, 2026535No prior observation