OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

TAK $17.50 Call

TAK270115C00017500

Latest saved OI269Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TAK $17.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2991490 2026-10-02: 297 OI2026-10-05: 297 OI2026-10-06: 297 OI2026-10-07: 297 OI2026-10-08: 299 OI2026-10-09: 299 OI2026-10-13: 291 OI2026-10-14: 291 OI2026-10-15: 291 OI2026-10-16: 275 OI2026-10-20: 274 OI2026-10-23: 269 OI Oct 02, 2026Oct 23, 2026

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

TAK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing269-5
Oct 20, 2026274-1
Oct 16, 2026275-16
Oct 15, 20262910
Oct 14, 20262910
Oct 13, 2026291-8
Oct 09, 20262990
Oct 08, 2026299+2
Oct 07, 20262970
Oct 06, 20262970
Oct 05, 20262970
Oct 02, 2026297No prior observation