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Contract OI history

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Jan 15, 2027 EXPIRATION

ENTG $115.00 Put

ENTG270115P00115000

Latest saved OI159Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ENTG $115.00 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. 160800 2026-10-09: 149 OI2026-10-13: 160 OI2026-10-14: 160 OI2026-10-15: 160 OI2026-10-16: 159 OI2026-10-21: 159 OI2026-10-23: 159 OI Oct 09, 2026Oct 23, 2026

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

ENTG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1590
Oct 21, 20261590
Oct 16, 2026159-1
Oct 15, 20261600
Oct 14, 20261600
Oct 13, 2026160+11
Oct 09, 2026149No prior observation