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Contract OI history

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Jan 15, 2027 EXPIRATION

BANC $17.50 Put

BANC270115P00017500

Latest saved OI200Oct 20, 2026
Last change0vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BANC $17.50 put open interest history 9 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 2121060 2026-10-02: 212 OI2026-10-05: 212 OI2026-10-06: 212 OI2026-10-07: 212 OI2026-10-08: 195 OI2026-10-13: 195 OI2026-10-14: 195 OI2026-10-16: 200 OI2026-10-20: 200 OI Oct 02, 2026Oct 20, 2026

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

BANC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing2000
Oct 16, 2026200+5
Oct 14, 20261950
Oct 13, 20261950
Oct 08, 2026195-17
Oct 07, 20262120
Oct 06, 20262120
Oct 05, 20262120
Oct 02, 2026212No prior observation