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Contract OI history

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Nov 20, 2026 EXPIRATION

HOWL $500.00 Call

HOWL261120C00000500

Latest saved OI494Oct 23, 2026
Last change+30vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
HOWL $500.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4942470 2026-10-08: 249 OI2026-10-09: 244 OI2026-10-13: 317 OI2026-10-14: 355 OI2026-10-16: 404 OI2026-10-20: 464 OI2026-10-23: 494 OI Oct 08, 2026Oct 23, 2026

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

HOWL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing494+30
Oct 20, 2026464+60
Oct 16, 2026404+49
Oct 14, 2026355+38
Oct 13, 2026317+73
Oct 09, 2026244-5
Oct 08, 2026249No prior observation