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Contract OI history

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Mar 19, 2027 EXPIRATION

SCHW $82.50 Put

SCHW270319P00082500

Latest saved OI604Oct 23, 2026
Last change+11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SCHW $82.50 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. 6043020 2026-10-02: 530 OI2026-10-05: 530 OI2026-10-06: 530 OI2026-10-07: 546 OI2026-10-08: 546 OI2026-10-09: 546 OI2026-10-13: 570 OI2026-10-14: 570 OI2026-10-15: 570 OI2026-10-16: 570 OI2026-10-21: 593 OI2026-10-23: 604 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, 2026Viewing604+11
Oct 21, 2026593+23
Oct 16, 20265700
Oct 15, 20265700
Oct 14, 20265700
Oct 13, 2026570+24
Oct 09, 20265460
Oct 08, 20265460
Oct 07, 2026546+16
Oct 06, 20265300
Oct 05, 20265300
Oct 02, 2026530No prior observation