OITracker Cboe delayed data

Contract OI history

Back to SYM

Oct 23, 2026 EXPIRATION

SYM $43.50 Call

SYM261023C00043500

Latest saved OI135Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SYM $43.50 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. 137680 2026-10-09: 40 OI2026-10-13: 45 OI2026-10-14: 45 OI2026-10-15: 45 OI2026-10-16: 89 OI2026-10-20: 137 OI2026-10-23: 135 OI Oct 09, 2026Oct 23, 2026

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

SYM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing135-2
Oct 20, 2026137+48
Oct 16, 202689+44
Oct 15, 2026450
Oct 14, 2026450
Oct 13, 202645+5
Oct 09, 202640No prior observation