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Contract OI history

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Jan 21, 2028 EXPIRATION

FSM $25.00 Call

FSM280121C00025000

Latest saved OI521Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FSM $25.00 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. 5212600 2026-10-02: 490 OI2026-10-05: 490 OI2026-10-06: 490 OI2026-10-07: 490 OI2026-10-08: 496 OI2026-10-09: 504 OI2026-10-13: 508 OI2026-10-14: 510 OI2026-10-15: 510 OI2026-10-16: 511 OI2026-10-21: 517 OI2026-10-23: 521 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, 2026Viewing521+4
Oct 21, 2026517+6
Oct 16, 2026511+1
Oct 15, 20265100
Oct 14, 2026510+2
Oct 13, 2026508+4
Oct 09, 2026504+8
Oct 08, 2026496+6
Oct 07, 20264900
Oct 06, 20264900
Oct 05, 20264900
Oct 02, 2026490No prior observation