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Contract OI history

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Jan 21, 2028 EXPIRATION

FSM $20.00 Call

FSM280121C00020000

Latest saved OI1,248Oct 23, 2026
Last change-5vs 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. 1,2686340 2026-10-02: 1,266 OI2026-10-05: 1,268 OI2026-10-06: 1,262 OI2026-10-07: 1,262 OI2026-10-08: 1,261 OI2026-10-09: 1,257 OI2026-10-13: 1,254 OI2026-10-14: 1,254 OI2026-10-15: 1,250 OI2026-10-16: 1,250 OI2026-10-21: 1,253 OI2026-10-23: 1,248 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, 2026Viewing1,248-5
Oct 21, 20261,253+3
Oct 16, 20261,2500
Oct 15, 20261,250-4
Oct 14, 20261,2540
Oct 13, 20261,254-3
Oct 09, 20261,257-4
Oct 08, 20261,261-1
Oct 07, 20261,2620
Oct 06, 20261,262-6
Oct 05, 20261,268+2
Oct 02, 20261,266No prior observation