OITracker Cboe delayed data

Contract OI history

Back to FSM

Jan 19, 2029 EXPIRATION

FSM $20.00 Call

FSM290119C00020000

Latest saved OI40Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FSM $20.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 40200 2026-10-02: 22 OI2026-10-05: 22 OI2026-10-06: 22 OI2026-10-07: 22 OI2026-10-08: 22 OI2026-10-09: 32 OI2026-10-13: 32 OI2026-10-14: 38 OI2026-10-15: 38 OI2026-10-16: 38 OI2026-10-21: 37 OI2026-10-23: 40 OI Oct 02, 2026Oct 23, 2026

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

FSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing40+3
Oct 21, 202637-1
Oct 16, 2026380
Oct 15, 2026380
Oct 14, 202638+6
Oct 13, 2026320
Oct 09, 202632+10
Oct 08, 2026220
Oct 07, 2026220
Oct 06, 2026220
Oct 05, 2026220
Oct 02, 202622No prior observation