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Contract OI history

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Nov 20, 2026 EXPIRATION

TAL $13.00 Put

TAL261120P00013000

Latest saved OI138Oct 23, 2026
Last change+29vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TAL $13.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 138690 2026-10-02: 15 OI2026-10-05: 15 OI2026-10-06: 15 OI2026-10-07: 28 OI2026-10-08: 26 OI2026-10-09: 26 OI2026-10-13: 31 OI2026-10-14: 43 OI2026-10-16: 83 OI2026-10-20: 109 OI2026-10-23: 138 OI Oct 02, 2026Oct 23, 2026

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

TAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing138+29
Oct 20, 2026109+26
Oct 16, 202683+40
Oct 14, 202643+12
Oct 13, 202631+5
Oct 09, 2026260
Oct 08, 202626-2
Oct 07, 202628+13
Oct 06, 2026150
Oct 05, 2026150
Oct 02, 202615No prior observation