OITracker Cboe delayed data

Contract OI history

Back to SLS

Jan 21, 2028 EXPIRATION

SLS $3.50 Put

SLS280121P00003500

Latest saved OI468Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SLS $3.50 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. 4682340 2026-10-09: 368 OI2026-10-13: 468 OI2026-10-14: 468 OI2026-10-15: 468 OI2026-10-16: 468 OI2026-10-21: 468 OI2026-10-23: 468 OI Oct 09, 2026Oct 23, 2026

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

SLS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4680
Oct 21, 20264680
Oct 16, 20264680
Oct 15, 20264680
Oct 14, 20264680
Oct 13, 2026468+100
Oct 09, 2026368No prior observation