OITracker Cboe delayed data

Contract OI history

Back to UNH

Mar 19, 2027 EXPIRATION

UNH $380.00 Put

UNH270319P00380000

Latest saved OI1,233Oct 23, 2026
Last change+9vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNH $380.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2336160 2026-10-02: 1,020 OI2026-10-05: 1,021 OI2026-10-06: 1,042 OI2026-10-07: 1,097 OI2026-10-08: 1,097 OI2026-10-09: 1,102 OI2026-10-14: 1,137 OI2026-10-15: 1,138 OI2026-10-16: 1,193 OI2026-10-21: 1,224 OI2026-10-23: 1,233 OI Oct 02, 2026Oct 23, 2026

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

UNH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,233+9
Oct 21, 20261,224+31
Oct 16, 20261,193+55
Oct 15, 20261,138+1
Oct 14, 20261,137+35
Oct 09, 20261,102+5
Oct 08, 20261,0970
Oct 07, 20261,097+55
Oct 06, 20261,042+21
Oct 05, 20261,021+1
Oct 02, 20261,020No prior observation