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Contract OI history

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Nov 20, 2026 EXPIRATION

PSA $320.00 Call

PSA261120C00320000

Latest saved OI182Oct 23, 2026
Last change+23vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PSA $320.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 182910 2026-10-02: 124 OI2026-10-05: 124 OI2026-10-06: 112 OI2026-10-07: 123 OI2026-10-08: 128 OI2026-10-09: 128 OI2026-10-13: 132 OI2026-10-14: 132 OI2026-10-15: 142 OI2026-10-16: 146 OI2026-10-21: 159 OI2026-10-23: 182 OI Oct 02, 2026Oct 23, 2026

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

PSA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026182+23
Oct 21, 2026Viewing159+13
Oct 16, 2026146+4
Oct 15, 2026142+10
Oct 14, 20261320
Oct 13, 2026132+4
Oct 09, 20261280
Oct 08, 2026128+5
Oct 07, 2026123+11
Oct 06, 2026112-12
Oct 05, 20261240
Oct 02, 2026124No prior observation