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Contract OI history

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Mar 19, 2027 EXPIRATION

CSCO $125.00 Call

CSCO270319C00125000

Latest saved OI3,838Oct 23, 2026
Last change-28vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $125.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,8661,9330 2026-10-09: 2,190 OI2026-10-13: 2,198 OI2026-10-14: 2,198 OI2026-10-15: 2,261 OI2026-10-16: 3,812 OI2026-10-21: 3,866 OI2026-10-23: 3,838 OI Oct 09, 2026Oct 23, 2026

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

CSCO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,838-28
Oct 21, 20263,866+54
Oct 16, 20263,812+1,551
Oct 15, 20262,261+63
Oct 14, 20262,1980
Oct 13, 20262,198+8
Oct 09, 20262,190No prior observation