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Contract OI history

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Dec 18, 2026 EXPIRATION

STTK $5.00 Put

STTK261218P00005000

Latest saved OI3,526Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
STTK $5.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3,5261,7630 2026-10-08: 3,515 OI2026-10-09: 3,515 OI2026-10-13: 3,515 OI2026-10-14: 3,515 OI2026-10-15: 3,515 OI2026-10-20: 3,515 OI2026-10-23: 3,526 OI Oct 08, 2026Oct 23, 2026

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

STTK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,526+11
Oct 20, 20263,5150
Oct 15, 20263,5150
Oct 14, 20263,5150
Oct 13, 20263,5150
Oct 09, 20263,5150
Oct 08, 20263,515No prior observation