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Contract OI history

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May 21, 2027 EXPIRATION

OPTX $10.00 Call

OPTX270521C00010000

Latest saved OI406Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OPTX $10.00 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. 4062030 2026-10-09: 17 OI2026-10-13: 15 OI2026-10-14: 15 OI2026-10-16: 15 OI2026-10-20: 406 OI2026-10-23: 406 OI Oct 09, 2026Oct 23, 2026

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

OPTX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4060
Oct 20, 2026406+391
Oct 16, 2026150
Oct 14, 2026150
Oct 13, 202615-2
Oct 09, 202617No prior observation