Company: EVF
Filing Date: 2025-09-04
Form Type: N-CEN
Source: 0001752724-25-213166
Chunk: 1

Company: Eaton Vance Senior Income Trust
Filing Date: 2025-09-04
Form: N-CEN
Chunk 1
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 RSSD ID                                                                            |                                  |
| v. State, if applicable                                                            |                         NEW YORK |
| vi. Foreign country, if applicable                                                 |         UNITED STATES OF AMERICA |
| vii. Total value of purchases and sales (excluding maturing securities) with Fund: |              11,981,465.24000000 |

| b. Aggregate value of principal purchase/sale     
 transactions of Fund during the reporting period: | 1,228,637,882.67000000 |

Item C.18. Payments for brokerage and research.

| During the reporting period, did the Fund pay           
 commissions to                                          
 broker-dealers for "brokerage and research services"    
 within the                                              
 meaning of section 28(e) of the Exchange Act (15 U.S.C. 
 78bb)?                                                  | Yes 
 No  |

Item C.19. Average net assets.

| a. Provide the Fund's (other than a money       
 market fund's)                                  
 monthly average net assets during the reporting 
 period                                          | 109,509,820.30384615 |
| b. Provide the money market fund's daily        
 average net                                     
 assets during the reporting period              |                      |

Item C.21. Swing pricing.

| For open-end management investment companies, respond to the 
 following:                                                   |

| a. Did the Fund (if not a Money Market Fund,                     
 Exchange-Traded Fund, or Exchange-Traded Managed Fund) engage in 
 swing pricing?                                                   | Yes 
 No  |

N-CEN:Part D: Additional Questions for Closed-End Management Investment Companies and SBIC

Item D.1. Securities issued by Registrant.

| Instruction. For any security issued by the Fund that is not listed on a securities exchange but that has a ticker symbol, provide that ticker symbol. 
 Indicate by checking below which of the following securities have been issued by the Registrant. Indicate all that apply.                              |

| Security Issued by Registrants Record: 
 1                                      |

| Type of security | Preferred stock |

| Title of class | Auction Preferred Shares |

| Common Record:1 |

| Exchange where listed | N/A |
| Ticker symbol         | N/A |

| Security Issued by Registrants Record: 
 2                                      |

| Type of security | Common stock |

| Title of class | Common Shares |

| Common Record:1 |

| Exchange where listed | NEW YORK STOCK EXCHANGE, INC. |
| Ticker symbol         | EVF