15-Year Fixed Rate Conforming Mortgage Index (OBMMIC15YF)

Observations

2026-08-14: 5.990
Updated: Aug 17, 2026 7:02 AM CDT
Next Release Date: Aug 18, 2026
2026-08-14:  5.990  
2026-08-13:  5.910  
2026-08-12:  5.991  
2026-08-11:  5.993  
2026-08-10:  6.023  
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Units:

Percent,
Not Seasonally Adjusted

Frequency:

Daily

Fullscreen

Notes

Source: Optimal Blue  

Release: Optimal Blue Mortgage Market Indices  

Units:  Percent, Not Seasonally Adjusted

Frequency:  Daily

Notes:

Optimal Blue Mortgage Market Indices™ (OBMMI™) is calculated from actual locked rates with consumers across over one-third of all mortgage transactions nationwide. OBMMI includes multiple mortgage pricing indices developed around the most popular products and specific borrower and loan level attributes.

Each index is calculated as the average of all appropriate rate locks locked through the Optimal Blue product eligibility and pricing engine on a given day. More details about methodology and definitions are available here.

Suggested Citation:

Optimal Blue, 15-Year Fixed Rate Conforming Mortgage Index [OBMMIC15YF], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/OBMMIC15YF, .

Release Tables

Optimal Blue Mortgage Market Indices

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Tags

15-Year Optimal Blue Mortgage Fixed Daily Rate Indexes Copyrighted: Citation Required Nation United States of America Not Seasonally Adjusted

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