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Contract OI history

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Jan 15, 2027 EXPIRATION

FSM $7.50 Put

FSM270115P00007500

Latest saved OI901Oct 23, 2026
Last change-125vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FSM $7.50 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. 1,0265130 2026-10-02: 1,000 OI2026-10-05: 1,000 OI2026-10-06: 1,000 OI2026-10-07: 1,000 OI2026-10-08: 1,000 OI2026-10-09: 1,000 OI2026-10-13: 1,000 OI2026-10-14: 999 OI2026-10-15: 989 OI2026-10-16: 989 OI2026-10-21: 1,026 OI2026-10-23: 901 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, 2026Viewing901-125
Oct 21, 20261,026+37
Oct 16, 20269890
Oct 15, 2026989-10
Oct 14, 2026999-1
Oct 13, 20261,0000
Oct 09, 20261,0000
Oct 08, 20261,0000
Oct 07, 20261,0000
Oct 06, 20261,0000
Oct 05, 20261,0000
Oct 02, 20261,000No prior observation