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Contract OI history

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Dec 15, 2028 EXPIRATION

TECH $50.00 Put

TECH281215P00050000

Latest saved OI554Oct 23, 2026
Last change+106vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TECH $50.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5542770 2026-10-09: 206 OI2026-10-13: 289 OI2026-10-14: 289 OI2026-10-15: 289 OI2026-10-16: 340 OI2026-10-21: 448 OI2026-10-23: 554 OI Oct 09, 2026Oct 23, 2026

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

TECH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026554+106
Oct 21, 2026Viewing448+108
Oct 16, 2026340+51
Oct 15, 20262890
Oct 14, 20262890
Oct 13, 2026289+83
Oct 09, 2026206No prior observation