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Contract OI history

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Jun 17, 2027 EXPIRATION

WDC $330.00 Put

WDC270617P00330000

Latest saved OI130Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WDC $330.00 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. 130650 2026-10-09: 118 OI2026-10-12: 111 OI2026-10-14: 112 OI2026-10-15: 112 OI2026-10-16: 126 OI2026-10-21: 130 OI2026-10-23: 130 OI Oct 09, 2026Oct 23, 2026

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

WDC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1300
Oct 21, 2026130+4
Oct 16, 2026126+14
Oct 15, 20261120
Oct 14, 2026112+1
Oct 12, 2026111-7
Oct 09, 2026118No prior observation