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Contract OI history

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May 21, 2027 EXPIRATION

SURG $500.00 Call

SURG270521C00000500

Latest saved OI503Oct 23, 2026
Last change+1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SURG $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. 5032510 2026-10-09: 494 OI2026-10-13: 502 OI2026-10-14: 502 OI2026-10-16: 502 OI2026-10-20: 502 OI2026-10-23: 503 OI Oct 09, 2026Oct 23, 2026

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

SURG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026503+1
Oct 20, 2026Viewing5020
Oct 16, 20265020
Oct 14, 20265020
Oct 13, 2026502+8
Oct 09, 2026494No prior observation