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Contract OI history

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Jan 21, 2028 EXPIRATION

BROS $37.50 Put

BROS280121P00037500

Latest saved OI224Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BROS $37.50 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. 2241120 2026-10-02: 222 OI2026-10-05: 222 OI2026-10-06: 222 OI2026-10-07: 222 OI2026-10-08: 222 OI2026-10-09: 222 OI2026-10-13: 223 OI2026-10-14: 223 OI2026-10-15: 224 OI2026-10-16: 224 OI2026-10-21: 224 OI2026-10-23: 224 OI Oct 02, 2026Oct 23, 2026

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

BROS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2240
Oct 21, 20262240
Oct 16, 20262240
Oct 15, 2026224+1
Oct 14, 20262230
Oct 13, 2026223+1
Oct 09, 20262220
Oct 08, 20262220
Oct 07, 20262220
Oct 06, 20262220
Oct 05, 20262220
Oct 02, 2026222No prior observation