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Contract OI history

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Dec 18, 2026 EXPIRATION

GEN $35.00 Call

GEN261218C00035000

Latest saved OI2,151Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GEN $35.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,1521,0760 2026-10-09: 2,152 OI2026-10-13: 2,152 OI2026-10-14: 2,151 OI2026-10-15: 2,151 OI2026-10-16: 2,151 OI2026-10-21: 2,151 OI2026-10-23: 2,151 OI Oct 09, 2026Oct 23, 2026

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

GEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,1510
Oct 21, 20262,1510
Oct 16, 20262,1510
Oct 15, 20262,1510
Oct 14, 20262,151-1
Oct 13, 20262,1520
Oct 09, 20262,152No prior observation