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Contract OI history

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Mar 19, 2027 EXPIRATION

CIFR $7.00 Put

CIFR270319P00007000

Latest saved OI697Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CIFR $7.00 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. 6973480 2026-10-09: 351 OI2026-10-13: 352 OI2026-10-14: 352 OI2026-10-15: 362 OI2026-10-16: 383 OI2026-10-21: 692 OI2026-10-23: 697 OI Oct 09, 2026Oct 23, 2026

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

CIFR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing697+5
Oct 21, 2026692+309
Oct 16, 2026383+21
Oct 15, 2026362+10
Oct 14, 20263520
Oct 13, 2026352+1
Oct 09, 2026351No prior observation