EFR (Eaton Vance Senior Floating Rate Trust) Net Interest Margin (Bank Only) %: 3,258.52% (As of Oct. 2025)


EFR Eaton Vance Senior Floating Rate Trust EFR
32 GF Score
Price $10.55
GF Value $5.43
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Eaton Vance Senior Floating Rate Trust Net Interest Margin (Bank Only) %?

Eaton Vance Senior Floating Rate Trust EFR +0.48% 32 Net Interest Margin (Bank Only) % is 3,258.52% as of Oct. 2025. GuruFocus rates EFR with a GF Score™ of 32/100 and a GF Value™ of $5.43 (Significantly Overvalued). The stock has 6 warning signs investors should review.

Net Interest Margin (Bank Only) % is a measure of the difference between the interest income generated by banks or other financial institutions and the amount of interest paid out to their lenders (for example, deposits), relative to the amount of their interest-earning assets. It is usually calculated as a percentage of what the financial institution earns on loans in a time period and other assets minus the interest paid on borrowed funds divided by the average amount of the assets on which it earned income in that time period (the average earning assets).

GuruFocus calculates Net Interest Margin (Bank Only) % as Net Interest Income (for Banks) divided by its average earning assets. Eaton Vance Senior Floating Rate Trust's annualized Net Interest Income (for Banks) for the quarter that ended in Oct. 2025 was $39.75 Mil. Eaton Vance Senior Floating Rate Trust's average earning assets for the quarter that ended in Oct. 2025 was $1.22 Mil. Therefore, Eaton Vance Senior Floating Rate Trust's annualized Net Interest Margin (Bank Only) % for the quarter that ended in Oct. 2025 was 3,258.52%.


Eaton Vance Senior Floating Rate Trust  (NYSE:EFR) Net Interest Margin (Bank Only) % Explanation

The negative value of Net Interest Margin (Bank Only) % mean the firm pays more interest for its debt than the interest revenue generated from its investment.


Eaton Vance Senior Floating Rate Trust Net Interest Margin (Bank Only) % Related Terms


Eaton Vance Senior Floating Rate Trust Net Interest Margin (Bank Only) % Historical Data

* Premium members only.

The historical data trend for Eaton Vance Senior Floating Rate Trust's Net Interest Margin (Bank Only) % can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Eaton Vance Senior Floating Rate Trust Net Interest Margin (Bank Only) % Chart

Eaton Vance Senior Floating Rate Trust Annual Data
Trend Oct17 Oct18 Oct19 Oct20 Oct21 Oct22 Oct23 Oct24 Oct25
Net Interest Margin (Bank Only) %
Get a 7-Day Free Trial Premium Member Only 0.00 7,827.00 13,502.06 13,648.41 9,917.32

Eaton Vance Senior Floating Rate Trust Semi-Annual Data
Oct17 Apr18 Oct18 Apr19 Oct19 Apr20 Oct20 Apr21 Oct21 Apr22 Oct22 Apr23 Oct23 Apr24 Oct24 Apr25 Oct25
Net Interest Margin (Bank Only) % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 14,603.03 16,989.29 11,366.83 5,100.37 3,258.52

EFR vs TEI, SSSS, NCA: Net Interest Margin (Bank Only) % Comparison

For the Asset Management subindustry, Eaton Vance Senior Floating Rate Trust's Net Interest Margin (Bank Only) %, along with its competitors' market caps and Net Interest Margin (Bank Only) % data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


Eaton Vance Senior Floating Rate Trust Net Interest Margin (Bank Only) % vs Asset Management Industry

For the Asset Management industry and Financial Services sector, Eaton Vance Senior Floating Rate Trust's Net Interest Margin (Bank Only) % distribution charts can be found below:

* The bar in red indicates where Eaton Vance Senior Floating Rate Trust's Net Interest Margin (Bank Only) % falls into.


EFR
32GF Score
Eaton Vance Senior Floating Rate Trust EFR
Net Interest Margin (Bank Only) % is just one metric. See GF Score™, valuation, warning signs, and more.
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Eaton Vance Senior Floating Rate Trust Net Interest Margin (Bank Only) % Calculation

Net Interest Margin (Bank Only) % (NIM) is a measure of the difference between the interest income generated by banks or other financial institutions and the amount of interest paid out to their lenders (for example, deposits), relative to the amount of their interest-earning assets. It is usually calculated as a percentage of what the financial institution earns on loans in a time period and other assets minus the interest paid on borrowed funds divided by the average amount of the assets on which it earned income in that time period (the average earning assets).

Eaton Vance Senior Floating Rate Trust's annualized Net Interest Margin (Bank Only) % for the fiscal year that ended in Oct. 2025 is calculated as

Net Interest Margin (Bank Only) %(A: Oct. 2025 )
=(Interest Income + Interest Expense)/Average Earning Assets
=Net Interest Income (for Banks)/( (Earning Assets (A: Oct. 2024 ) + Earning Assets (A: Oct. 2025 ))/ count )
=40.661/( (0.41 + 0)/ 1 )
=40.661/0.41
=9,917.32 %

where

Earning Assets(A: Oct. 2024 )
=Money Market Investments + Net Loan + Securities & Investments
=0.41 + 0 + 0
=0.41

Earning Assets(A: Oct. 2025 )
=Money Market Investments + Net Loan + Securities & Investments
=0 + 0 + 0
=0

Eaton Vance Senior Floating Rate Trust's annualized Net Interest Margin (Bank Only) % for the quarter that ended in Oct. 2025 is calculated as

Net Interest Margin (Bank Only) %(Q: Oct. 2025 )
=(Interest Income + Interest Expense)/Average Earning Assets
=Net Interest Income (for Banks)/( (Earning Assets (Q: Apr. 2025 ) + Earning Assets (Q: Oct. 2025 ))/ count )
=39.754/( (1.22 + 0)/ 1 )
=39.754/1.22
=3,258.52 %

where

Earning Assets(Q: Apr. 2025 )
=Money Market Investments + Net Loan + Securities & Investments
=1.22 + 0 + 0
=1.22

Earning Assets(Q: Oct. 2025 )
=Money Market Investments + Net Loan + Securities & Investments
=0 + 0 + 0
=0

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Note: Interest Expense is the negative value.

In the calculation of annual Net Interest Margin (Bank Only) %, the Net Interest Income (for Banks) of the last fiscal year and the average earning assets over the fiscal year are used. In calculating the quarterly data, the Net Interest Income (for Banks) data used here is two times the semi-annual (Oct. 2025) net interest income data. Net Interest Margin (Bank Only) % is displayed in the 30-year financial page for Banks.

What does a Net Interest Margin (Bank Only) % of 3,258.52% mean?
Eaton Vance Senior Floating Rate Trust (EFR) has a Net Interest Margin (Bank Only) % of 3,258.52% as of Oct. 2025. Net interest margin is the ratio of a bank's net interest income to its average two-period earning assets. View historical data on Eaton Vance Senior Floating Rate Trust and its competitors.
Is Eaton Vance Senior Floating Rate Trust's Net Interest Margin (Bank Only) % too high?
Eaton Vance Senior Floating Rate Trust's current Net Interest Margin (Bank Only) % is 3,258.52%. Overall, Eaton Vance Senior Floating Rate Trust has a GF Score™ of 32/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Eaton Vance Senior Floating Rate Trust's Net Interest Margin (Bank Only) % compare to TEI and SSSS?
Eaton Vance Senior Floating Rate Trust's Net Interest Margin (Bank Only) % of 3,258.52% can be compared against companies in the Asset Management industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Net Interest Margin (Bank Only) % for an Asset Management company?
A good Net Interest Margin (Bank Only) % depends on the Asset Management industry context. However, Net Interest Margin (Bank Only) % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Net Interest Margin (Bank Only) % mean?
A high Net Interest Margin (Bank Only) % can signal that a stock is expensive relative to its fundamentals. Net interest margin is the ratio of a bank's net interest income to its average two-period earning assets. View historical data on Eaton Vance Senior Floating Rate Trust and its competitors. Eaton Vance Senior Floating Rate Trust's current Net Interest Margin (Bank Only) % is 3,258.52%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Eaton Vance Senior Floating Rate Trust stock overvalued right now?
Based on GuruFocus' analysis, Eaton Vance Senior Floating Rate Trust (EFR) is currently considered Significantly Overvalued. The stock's GF Value™ is $5.43, compared to a current price of $10.55 — trading 94.3% above its estimated fair value. The current Net Interest Margin (Bank Only) % is 3,258.52%. Eaton Vance Senior Floating Rate Trust's overall GF Score™ is 32/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Net Interest Margin (Bank Only) % calculated?
Net Interest Margin (Bank Only) % is calculated from a company's financial statements. For Eaton Vance Senior Floating Rate Trust (EFR), the current Net Interest Margin (Bank Only) % is 3,258.52% as of Oct. 2025. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Eaton Vance Senior Floating Rate Trust (EFR) Overvalued in 2026?

Based on GuruFocus' analysis, Eaton Vance Senior Floating Rate Trust stock appears to be overvalued. The current stock price of $10.55 is trading 94.3% above its estimated GF Value™ of $5.43. GuruFocus considers Eaton Vance Senior Floating Rate Trust to be Significantly Overvalued.

Key valuation signals for EFR:

  • Net Interest Margin (Bank Only) %: 3,258.52%
  • GF Value™: $5.43 vs. price of $10.55 (94.3% above fair value)
  • GF Score™: 32/100 with 6 warning signs

No single metric tells the full story. See the EFR stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Eaton Vance Senior Floating Rate Trust Business Description

Address One Post Office Square, Boston, MA, USA, 02109
Eaton Vance Senior Floating Rate Trust is a diversified, closed-end management investment company. Its primary investment objective is to provide a high level of current income. As a secondary objective, the fund intends to seek capital preservation. Its portfolio of investments consists of Software, Health Care Providers & Services, Machinery, Chemicals, Professional Services, IT Services, Hotels, Restaurants & Leisure, Capital Markets, Specialty Retail, Commercial Services & Supplies, and other areas. The trust invests in below investment grade floating rate loans, which are considered speculative because of the credit risk of their issuers.
32GF Score

Get the complete analysis for EFR

Net Interest Margin (Bank Only) % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$10.55
Price
$5.43
GF Value