OITracker Cboe delayed data

Contract OI history

Back to SPCX

Oct 21, 2026 EXPIRATION

SPCX $145.00 Put

SPCX261021P00145000

Latest saved OI4,311Oct 21, 2026
Last change+3,927vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SPCX $145.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 4,3112,1550 2026-10-09: 28 OI2026-10-13: 48 OI2026-10-14: 48 OI2026-10-15: 184 OI2026-10-16: 384 OI2026-10-21: 4,311 OI Oct 09, 2026Oct 21, 2026

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

SPCX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing4,311+3,927
Oct 16, 2026384+200
Oct 15, 2026184+136
Oct 14, 2026480
Oct 13, 202648+20
Oct 09, 202628No prior observation