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Contract OI history

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Dec 18, 2026 EXPIRATION

CSGP $30.00 Put

CSGP261218P00030000

Latest saved OI2,140Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSGP $30.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,1411,0700 2026-10-09: 1,310 OI2026-10-13: 1,348 OI2026-10-14: 1,348 OI2026-10-15: 1,847 OI2026-10-16: 2,108 OI2026-10-21: 2,141 OI2026-10-23: 2,140 OI Oct 09, 2026Oct 23, 2026

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

CSGP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,140-1
Oct 21, 20262,141+33
Oct 16, 20262,108+261
Oct 15, 20261,847+499
Oct 14, 20261,3480
Oct 13, 20261,348+38
Oct 09, 20261,310No prior observation