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Contract OI history

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Nov 20, 2026 EXPIRATION

ALK $47.50 Call

ALK261120C00047500

Latest saved OI290Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALK $47.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2961480 2026-10-02: 193 OI2026-10-05: 194 OI2026-10-06: 194 OI2026-10-07: 259 OI2026-10-08: 271 OI2026-10-09: 296 OI2026-10-13: 287 OI2026-10-14: 289 OI2026-10-15: 290 OI2026-10-16: 290 OI2026-10-21: 290 OI2026-10-23: 290 OI Oct 02, 2026Oct 23, 2026

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

ALK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2900
Oct 21, 20262900
Oct 16, 20262900
Oct 15, 2026290+1
Oct 14, 2026289+2
Oct 13, 2026287-9
Oct 09, 2026296+25
Oct 08, 2026271+12
Oct 07, 2026259+65
Oct 06, 20261940
Oct 05, 2026194+1
Oct 02, 2026193No prior observation