OITracker Cboe delayed data

Contract OI history

Back to AAPL

Mar 17, 2028 EXPIRATION

AAPL $220.00 Put

AAPL280317P00220000

Latest saved OI640Oct 23, 2026
Last change+42vs previous saved observation
Saved market days8Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AAPL $220.00 put open interest history 8 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6403200 2026-10-02: 598 OI2026-10-09: 598 OI2026-10-13: 598 OI2026-10-14: 598 OI2026-10-15: 598 OI2026-10-16: 598 OI2026-10-21: 598 OI2026-10-23: 640 OI Oct 02, 2026Oct 23, 2026

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

AAPL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing640+42
Oct 21, 20265980
Oct 16, 20265980
Oct 15, 20265980
Oct 14, 20265980
Oct 13, 20265980
Oct 09, 20265980
Oct 02, 2026598No prior observation