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Contract OI history

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Dec 18, 2026 EXPIRATION

STLA $4.00 Put

STLA261218P00004000

Latest saved OI2,694Oct 23, 2026
Last change+27vs 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. 2,6941,3470 2026-10-02: 2,628 OI2026-10-05: 2,641 OI2026-10-06: 2,641 OI2026-10-07: 2,640 OI2026-10-08: 2,640 OI2026-10-09: 2,642 OI2026-10-13: 2,644 OI2026-10-14: 2,644 OI2026-10-15: 2,643 OI2026-10-16: 2,652 OI2026-10-21: 2,667 OI2026-10-23: 2,694 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, 2026Viewing2,694+27
Oct 21, 20262,667+15
Oct 16, 20262,652+9
Oct 15, 20262,643-1
Oct 14, 20262,6440
Oct 13, 20262,644+2
Oct 09, 20262,642+2
Oct 08, 20262,6400
Oct 07, 20262,640-1
Oct 06, 20262,6410
Oct 05, 20262,641+13
Oct 02, 20262,628No prior observation