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Contract OI history

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Nov 20, 2026 EXPIRATION

STM $48.00 Call

STM261120C00048000

Latest saved OI438Oct 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 $48.00 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. 4382190 2026-10-02: 208 OI2026-10-05: 243 OI2026-10-06: 246 OI2026-10-07: 277 OI2026-10-08: 277 OI2026-10-09: 252 OI2026-10-13: 253 OI2026-10-14: 253 OI2026-10-15: 322 OI2026-10-16: 374 OI2026-10-21: 438 OI2026-10-23: 438 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, 2026Viewing4380
Oct 21, 2026438+64
Oct 16, 2026374+52
Oct 15, 2026322+69
Oct 14, 20262530
Oct 13, 2026253+1
Oct 09, 2026252-25
Oct 08, 20262770
Oct 07, 2026277+31
Oct 06, 2026246+3
Oct 05, 2026243+35
Oct 02, 2026208No prior observation