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Contract OI history

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Jan 21, 2028 EXPIRATION

SCHW $100.00 Put

SCHW280121P00100000

Latest saved OI228Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SCHW $100.00 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. 2281140 2026-10-02: 202 OI2026-10-05: 202 OI2026-10-06: 202 OI2026-10-07: 203 OI2026-10-08: 203 OI2026-10-09: 216 OI2026-10-13: 224 OI2026-10-14: 224 OI2026-10-15: 224 OI2026-10-16: 224 OI2026-10-21: 226 OI2026-10-23: 228 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, 2026Viewing228+2
Oct 21, 2026226+2
Oct 16, 20262240
Oct 15, 20262240
Oct 14, 20262240
Oct 13, 2026224+8
Oct 09, 2026216+13
Oct 08, 20262030
Oct 07, 2026203+1
Oct 06, 20262020
Oct 05, 20262020
Oct 02, 2026202No prior observation