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Contract OI history

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Jan 15, 2027 EXPIRATION

ISRG $430.00 Call

ISRG270115C00430000

Latest saved OI257Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ISRG $430.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2581290 2026-10-09: 238 OI2026-10-13: 246 OI2026-10-14: 246 OI2026-10-15: 245 OI2026-10-16: 245 OI2026-10-21: 258 OI2026-10-23: 257 OI Oct 09, 2026Oct 23, 2026

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

ISRG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing257-1
Oct 21, 2026258+13
Oct 16, 20262450
Oct 15, 2026245-1
Oct 14, 20262460
Oct 13, 2026246+8
Oct 09, 2026238No prior observation