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Contract OI history

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Apr 16, 2027 EXPIRATION

NHTC $2.50 Put

NHTC270416P00002500

Latest saved OI620Oct 23, 2026
Last change+132vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
NHTC $2.50 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. 6203100 2026-10-08: 1 OI2026-10-09: 1 OI2026-10-13: 34 OI2026-10-14: 85 OI2026-10-16: 210 OI2026-10-20: 488 OI2026-10-23: 620 OI Oct 08, 2026Oct 23, 2026

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

NHTC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing620+132
Oct 20, 2026488+278
Oct 16, 2026210+125
Oct 14, 202685+51
Oct 13, 202634+33
Oct 09, 202610
Oct 08, 20261No prior observation