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Contract OI history

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Feb 19, 2027 EXPIRATION

OTLK $500.00 Call

OTLK270219C00000500

Latest saved OI2,505Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OTLK $500.00 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. 2,5771,2880 2026-10-09: 2,577 OI2026-10-13: 2,569 OI2026-10-14: 2,554 OI2026-10-16: 2,525 OI2026-10-20: 2,505 OI2026-10-23: 2,505 OI Oct 09, 2026Oct 23, 2026

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

OTLK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,5050
Oct 20, 20262,505-20
Oct 16, 20262,525-29
Oct 14, 20262,554-15
Oct 13, 20262,569-8
Oct 09, 20262,577No prior observation