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Contract OI history

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May 21, 2027 EXPIRATION

QS $3.00 Put

QS270521P00003000

Latest saved OI395Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
QS $3.00 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. 3951970 2026-10-09: 368 OI2026-10-13: 368 OI2026-10-14: 368 OI2026-10-15: 368 OI2026-10-16: 383 OI2026-10-21: 395 OI2026-10-23: 395 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, 2026Viewing3950
Oct 21, 2026395+12
Oct 16, 2026383+15
Oct 15, 20263680
Oct 14, 20263680
Oct 13, 20263680
Oct 09, 2026368No prior observation