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Contract OI history

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Jun 17, 2027 EXPIRATION

ISRG $360.00 Put

ISRG270617P00360000

Latest saved OI145Oct 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 $360.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 149740 2026-10-09: 149 OI2026-10-13: 144 OI2026-10-14: 144 OI2026-10-15: 145 OI2026-10-16: 144 OI2026-10-21: 144 OI2026-10-23: 145 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, 2026Viewing145+1
Oct 21, 20261440
Oct 16, 2026144-1
Oct 15, 2026145+1
Oct 14, 20261440
Oct 13, 2026144-5
Oct 09, 2026149No prior observation