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Contract OI history

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Dec 18, 2026 EXPIRATION

GASS $12.50 Call

GASS261218C00012500

Latest saved OI235Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GASS $12.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2371180 2026-10-09: 237 OI2026-10-13: 237 OI2026-10-14: 237 OI2026-10-16: 235 OI2026-10-20: 235 OI2026-10-23: 235 OI Oct 09, 2026Oct 23, 2026

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

GASS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2350
Oct 20, 20262350
Oct 16, 2026235-2
Oct 14, 20262370
Oct 13, 20262370
Oct 09, 2026237No prior observation