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Contract OI history

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Apr 16, 2027 EXPIRATION

TDUP $2.50 Put

TDUP270416P00002500

Latest saved OI127Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
TDUP $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. 127630 2026-10-08: 72 OI2026-10-09: 72 OI2026-10-13: 112 OI2026-10-14: 112 OI2026-10-16: 125 OI2026-10-21: 127 OI2026-10-23: 127 OI Oct 08, 2026Oct 23, 2026

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

TDUP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261270
Oct 21, 2026Viewing127+2
Oct 16, 2026125+13
Oct 14, 20261120
Oct 13, 2026112+40
Oct 09, 2026720
Oct 08, 202672No prior observation