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Contract OI history

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Jan 15, 2027 EXPIRATION

SCHW $77.50 Put

SCHW270115P00077500

Latest saved OI2,846Oct 23, 2026
Last change+651vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SCHW $77.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,8461,4230 2026-10-02: 2,141 OI2026-10-05: 2,129 OI2026-10-06: 2,129 OI2026-10-07: 2,129 OI2026-10-08: 2,129 OI2026-10-09: 2,129 OI2026-10-13: 2,129 OI2026-10-14: 2,129 OI2026-10-15: 2,169 OI2026-10-16: 2,169 OI2026-10-21: 2,195 OI2026-10-23: 2,846 OI Oct 02, 2026Oct 23, 2026

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

SCHW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,846+651
Oct 21, 20262,195+26
Oct 16, 20262,1690
Oct 15, 20262,169+40
Oct 14, 20262,1290
Oct 13, 20262,1290
Oct 09, 20262,1290
Oct 08, 20262,1290
Oct 07, 20262,1290
Oct 06, 20262,1290
Oct 05, 20262,129-12
Oct 02, 20262,141No prior observation