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Contract OI history

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Jan 15, 2027 EXPIRATION

ATI $240.00 Call

ATI270115C00240000

Latest saved OI110Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ATI $240.00 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. 112560 2026-10-02: 101 OI2026-10-05: 101 OI2026-10-06: 101 OI2026-10-07: 112 OI2026-10-08: 112 OI2026-10-09: 112 OI2026-10-13: 112 OI2026-10-14: 112 OI2026-10-15: 110 OI2026-10-16: 110 OI2026-10-21: 109 OI2026-10-23: 110 OI Oct 02, 2026Oct 23, 2026

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

ATI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing110+1
Oct 21, 2026109-1
Oct 16, 20261100
Oct 15, 2026110-2
Oct 14, 20261120
Oct 13, 20261120
Oct 09, 20261120
Oct 08, 20261120
Oct 07, 2026112+11
Oct 06, 20261010
Oct 05, 20261010
Oct 02, 2026101No prior observation