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Contract OI history

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Jun 17, 2027 EXPIRATION

T $21.00 Put

T270617P00021000

Latest saved OI269Oct 23, 2026
Last change+24vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
T $21.00 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. 2691340 2026-10-09: 0 OI2026-10-14: 168 OI2026-10-15: 221 OI2026-10-16: 221 OI2026-10-21: 245 OI2026-10-23: 269 OI Oct 09, 2026Oct 23, 2026

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

T contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing269+24
Oct 21, 2026245+24
Oct 16, 20262210
Oct 15, 2026221+53
Oct 14, 2026168+168
Oct 09, 20260No prior observation