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Contract OI history

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May 21, 2027 EXPIRATION

QS $2.00 Put

QS270521P00002000

Latest saved OI181Oct 23, 2026
Last change+7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
QS $2.00 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. 181900 2026-10-09: 52 OI2026-10-13: 54 OI2026-10-14: 54 OI2026-10-15: 54 OI2026-10-16: 154 OI2026-10-21: 174 OI2026-10-23: 181 OI Oct 09, 2026Oct 23, 2026

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

QS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing181+7
Oct 21, 2026174+20
Oct 16, 2026154+100
Oct 15, 2026540
Oct 14, 2026540
Oct 13, 202654+2
Oct 09, 202652No prior observation