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Contract OI history

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Oct 30, 2026 EXPIRATION

STM $56.00 Call

STM261030C00056000

Latest saved OI71Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STM $56.00 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. 73360 2026-10-02: 57 OI2026-10-05: 41 OI2026-10-06: 41 OI2026-10-07: 47 OI2026-10-08: 47 OI2026-10-09: 45 OI2026-10-13: 51 OI2026-10-14: 51 OI2026-10-15: 59 OI2026-10-16: 73 OI2026-10-21: 71 OI2026-10-23: 71 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

STM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026710
Oct 21, 2026Viewing71-2
Oct 16, 202673+14
Oct 15, 202659+8
Oct 14, 2026510
Oct 13, 202651+6
Oct 09, 202645-2
Oct 08, 2026470
Oct 07, 202647+6
Oct 06, 2026410
Oct 05, 202641-16
Oct 02, 202657No prior observation