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Contract OI history

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Jan 21, 2028 EXPIRATION

NET $350.00 Put

NET280121P00350000

Latest saved OI354Oct 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
NET $350.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3581790 2026-10-02: 354 OI2026-10-05: 354 OI2026-10-06: 354 OI2026-10-07: 354 OI2026-10-08: 354 OI2026-10-09: 354 OI2026-10-13: 358 OI2026-10-14: 358 OI2026-10-15: 355 OI2026-10-16: 355 OI2026-10-21: 353 OI2026-10-23: 354 OI Oct 02, 2026Oct 23, 2026

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

NET contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026354+1
Oct 21, 2026Viewing353-2
Oct 16, 20263550
Oct 15, 2026355-3
Oct 14, 20263580
Oct 13, 2026358+4
Oct 09, 20263540
Oct 08, 20263540
Oct 07, 20263540
Oct 06, 20263540
Oct 05, 20263540
Oct 02, 2026354No prior observation