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Contract OI history

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Feb 19, 2027 EXPIRATION

PSIX $35.00 Call

PSIX270219C00035000

Latest saved OI308Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PSIX $35.00 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. 3941970 2026-10-09: 394 OI2026-10-13: 394 OI2026-10-14: 394 OI2026-10-16: 311 OI2026-10-21: 308 OI2026-10-23: 308 OI Oct 09, 2026Oct 23, 2026

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

PSIX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263080
Oct 21, 2026Viewing308-3
Oct 16, 2026311-83
Oct 14, 20263940
Oct 13, 20263940
Oct 09, 2026394No prior observation