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Contract OI history

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Jan 19, 2029 EXPIRATION

FSM $10.00 Put

FSM290119P00010000

Latest saved OI25Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FSM $10.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 25120 2026-10-02: 16 OI2026-10-05: 16 OI2026-10-06: 16 OI2026-10-07: 16 OI2026-10-08: 21 OI2026-10-09: 21 OI2026-10-13: 22 OI2026-10-14: 22 OI2026-10-15: 22 OI2026-10-16: 22 OI2026-10-21: 25 OI2026-10-23: 25 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, 2026Viewing250
Oct 21, 202625+3
Oct 16, 2026220
Oct 15, 2026220
Oct 14, 2026220
Oct 13, 202622+1
Oct 09, 2026210
Oct 08, 202621+5
Oct 07, 2026160
Oct 06, 2026160
Oct 05, 2026160
Oct 02, 202616No prior observation