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Contract OI history

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Mar 19, 2027 EXPIRATION

STLA $4.00 Put

STLA270319P00004000

Latest saved OI1,015Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
STLA $4.00 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. 1,0155070 2026-10-02: 805 OI2026-10-05: 961 OI2026-10-06: 961 OI2026-10-07: 961 OI2026-10-08: 961 OI2026-10-09: 961 OI2026-10-13: 961 OI2026-10-14: 961 OI2026-10-15: 961 OI2026-10-16: 982 OI2026-10-21: 1,008 OI2026-10-23: 1,015 OI Oct 02, 2026Oct 23, 2026

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

STLA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,015+7
Oct 21, 20261,008+26
Oct 16, 2026982+21
Oct 15, 20269610
Oct 14, 20269610
Oct 13, 20269610
Oct 09, 20269610
Oct 08, 20269610
Oct 07, 20269610
Oct 06, 20269610
Oct 05, 2026961+156
Oct 02, 2026805No prior observation