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Contract OI history

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Jan 19, 2029 EXPIRATION

FSM $7.50 Put

FSM290119P00007500

Latest saved OI141Oct 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 $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. 141700 2026-10-02: 0 OI2026-10-05: 130 OI2026-10-06: 138 OI2026-10-07: 138 OI2026-10-08: 138 OI2026-10-09: 140 OI2026-10-13: 140 OI2026-10-14: 140 OI2026-10-15: 141 OI2026-10-16: 141 OI2026-10-21: 141 OI2026-10-23: 141 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, 2026Viewing1410
Oct 21, 20261410
Oct 16, 20261410
Oct 15, 2026141+1
Oct 14, 20261400
Oct 13, 20261400
Oct 09, 2026140+2
Oct 08, 20261380
Oct 07, 20261380
Oct 06, 2026138+8
Oct 05, 2026130+130
Oct 02, 20260No prior observation