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Contract OI history

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Dec 18, 2026 EXPIRATION

FSM $10.00 Call

FSM261218C00010000

Latest saved OI340Oct 23, 2026
Last change-9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FSM $10.00 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. 3491740 2026-10-02: 242 OI2026-10-05: 242 OI2026-10-06: 242 OI2026-10-07: 242 OI2026-10-08: 242 OI2026-10-09: 242 OI2026-10-13: 246 OI2026-10-14: 246 OI2026-10-15: 269 OI2026-10-16: 269 OI2026-10-21: 349 OI2026-10-23: 340 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, 2026Viewing340-9
Oct 21, 2026349+80
Oct 16, 20262690
Oct 15, 2026269+23
Oct 14, 20262460
Oct 13, 2026246+4
Oct 09, 20262420
Oct 08, 20262420
Oct 07, 20262420
Oct 06, 20262420
Oct 05, 20262420
Oct 02, 2026242No prior observation