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Contract OI history

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Nov 20, 2026 EXPIRATION

STM $48.00 Put

STM261120P00048000

Latest saved OI1,096Oct 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 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. 1,0965480 2026-10-02: 1,053 OI2026-10-05: 1,062 OI2026-10-06: 1,048 OI2026-10-07: 1,052 OI2026-10-08: 1,052 OI2026-10-09: 1,063 OI2026-10-13: 1,069 OI2026-10-14: 1,069 OI2026-10-15: 1,096 OI2026-10-16: 1,096 OI2026-10-21: 1,096 OI2026-10-23: 1,096 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, 20261,0960
Oct 21, 2026Viewing1,0960
Oct 16, 20261,0960
Oct 15, 20261,096+27
Oct 14, 20261,0690
Oct 13, 20261,069+6
Oct 09, 20261,063+11
Oct 08, 20261,0520
Oct 07, 20261,052+4
Oct 06, 20261,048-14
Oct 05, 20261,062+9
Oct 02, 20261,053No prior observation