Treasury and Agency Securities: Mortgage-Backed Securities (MBS), All Commercial Banks

Monthly, Not Seasonally Adjusted

TMBACBM027NBOG • Economic Data from Federal Reserve Economic Data (FRED)

Latest Value

2,683.77

Year-over-Year Change

4.75%

Date Range

7/1/2009 - 6/1/2025

Summary

This economic indicator tracks monthly financial data not adjusted for seasonal variations. Understanding these unadjusted figures provides raw, unsmoothed insights into economic fluctuations.

Analysis & Context

This economic indicator provides valuable insights into current market conditions and economic trends. The data is updated regularly by the Federal Reserve and represents one of the most reliable sources for economic analysis.

Understanding this metric helps economists, policymakers, and investors make informed decisions about economic conditions and future trends. The interactive chart above allows you to explore historical patterns and identify key trends over time.

About This Dataset

The series represents raw financial data without seasonal normalization, allowing economists to observe precise month-to-month changes. Economists use these unmodified figures to analyze underlying economic trends and potential structural shifts.

Methodology

Data is collected through comprehensive financial reporting and aggregation by federal economic tracking systems.

Historical Context

This metric is crucial for detailed economic analysis, policy assessment, and understanding granular economic movements.

Key Facts

  • Provides unmodified monthly economic data
  • Enables precise trend identification
  • Offers granular economic insights without seasonal smoothing

FAQs

Q: What makes this data 'not seasonally adjusted'?

A: The data reflects raw monthly figures without accounting for predictable seasonal variations like holiday spending or weather-related economic changes.

Q: Why are unadjusted metrics important?

A: Unadjusted data reveals actual month-to-month changes without statistical smoothing, providing a direct view of economic fluctuations.

Q: How frequently is this data updated?

A: This series is typically updated monthly, providing current economic snapshots directly from federal tracking systems.

Q: Who uses this type of economic data?

A: Economists, financial analysts, policymakers, and researchers use these metrics for detailed economic trend analysis and decision-making.

Q: What are the limitations of non-seasonally adjusted data?

A: Raw data can appear more volatile and may not clearly show long-term trends due to seasonal fluctuations that are not mathematically normalized.

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Citation

U.S. Federal Reserve, Monthly, Not Seasonally Adjusted [TMBACBM027NBOG], retrieved from FRED.

Last Checked: 8/1/2025