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Contract OI history

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Jan 19, 2029 EXPIRATION

NOW $100.00 Put

NOW290119P00100000

Latest saved OI185Oct 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
NOW $100.00 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. 186930 2026-10-02: 15 OI2026-10-05: 16 OI2026-10-06: 23 OI2026-10-07: 23 OI2026-10-08: 23 OI2026-10-09: 21 OI2026-10-13: 21 OI2026-10-14: 21 OI2026-10-15: 21 OI2026-10-16: 20 OI2026-10-21: 186 OI2026-10-23: 185 OI Oct 02, 2026Oct 23, 2026

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

NOW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026185-1
Oct 21, 2026Viewing186+166
Oct 16, 202620-1
Oct 15, 2026210
Oct 14, 2026210
Oct 13, 2026210
Oct 09, 202621-2
Oct 08, 2026230
Oct 07, 2026230
Oct 06, 202623+7
Oct 05, 202616+1
Oct 02, 202615No prior observation