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Contract OI history

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Nov 20, 2026 EXPIRATION

PWR $640.00 Put

PWR261120P00640000

Latest saved OI233Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PWR $640.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2391190 2026-10-02: 24 OI2026-10-05: 22 OI2026-10-06: 212 OI2026-10-07: 216 OI2026-10-08: 220 OI2026-10-09: 224 OI2026-10-13: 224 OI2026-10-14: 226 OI2026-10-15: 233 OI2026-10-16: 239 OI2026-10-21: 235 OI2026-10-23: 233 OI Oct 02, 2026Oct 23, 2026

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

PWR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026233-2
Oct 21, 2026Viewing235-4
Oct 16, 2026239+6
Oct 15, 2026233+7
Oct 14, 2026226+2
Oct 13, 20262240
Oct 09, 2026224+4
Oct 08, 2026220+4
Oct 07, 2026216+4
Oct 06, 2026212+190
Oct 05, 202622-2
Oct 02, 202624No prior observation