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Contract OI history

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Nov 20, 2026 EXPIRATION

PHAT $7.50 Put

PHAT261120P00007500

Latest saved OI1,454Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PHAT $7.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,4547270 2026-10-09: 1,437 OI2026-10-13: 1,437 OI2026-10-14: 1,437 OI2026-10-16: 1,437 OI2026-10-20: 1,454 OI2026-10-23: 1,454 OI Oct 09, 2026Oct 23, 2026

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

PHAT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,4540
Oct 20, 20261,454+17
Oct 16, 20261,4370
Oct 14, 20261,4370
Oct 13, 20261,4370
Oct 09, 20261,437No prior observation