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Contract OI history

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Dec 15, 2028 EXPIRATION

TTD $22.50 Put

TTD281215P00022500

Latest saved OI240Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TTD $22.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2581290 2026-10-09: 237 OI2026-10-14: 257 OI2026-10-15: 258 OI2026-10-16: 258 OI2026-10-21: 240 OI2026-10-23: 240 OI Oct 09, 2026Oct 23, 2026

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

TTD contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2400
Oct 21, 2026240-18
Oct 16, 20262580
Oct 15, 2026258+1
Oct 14, 2026257+20
Oct 09, 2026237No prior observation