# EDGAR Filing Document

**Accession Number:** 0000225322
**File Stem:** 0001752724-25-173469
**Filing Date:** 2025-7
**Character Count:** 11853
**Document Hash:** bc4133817ef2788a4615f1e48d2e8669
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-173469.hdr.sgml**: 20250722

**ACCESSION NUMBER**: 0001752724-25-173469

**CONFORMED SUBMISSION TYPE**: 24F-2NT

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250430

**FILED AS OF DATE**: 20250722

**DATE AS OF CHANGE**: 20250722

**EFFECTIVENESS DATE**: 20250722

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FIDELITY SUMMER STREET TRUST
- **CENTRAL INDEX KEY:** 0000225322

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0430

**FILING VALUES:**
- **FORM TYPE:** 24F-2NT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-58542
- **FILM NUMBER:** 251139039

**BUSINESS ADDRESS:**
- **STREET 1:** 245 SUMMER STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210
- **BUSINESS PHONE:** 617-563-7000

**MAIL ADDRESS:**
- **STREET 1:** 245 SUMMER STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FIDELITY HIGH INCOME FUND
- **DATE OF NAME CHANGE:** 19890309

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FIDELITY AGGRESSIVE INCOME FUND
- **DATE OF NAME CHANGE:** 19810205

## Series and Classes Contracts Data

### Fidelity Capital & Income Fund (Series ID: S000007495)

---

|  |  |  |
|:---|:---|:---|
| Class Name                     | Ticker Symbol | Class ID   |
| Fidelity Capital & Income Fund | FAGIX         | C000020469 |

---

### Fidelity Focused High Income Fund (Series ID: S000017689)

---

|  |  |  |
|:---|:---|:---|
| Class Name                        | Ticker Symbol | Class ID   |
| Fidelity Focused High Income Fund | FHIFX         | C000048885 |

---

### Fidelity High Income Fund (Series ID: S000017690)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                 | Ticker Symbol | Class ID   |
| Fidelity High Income Fund                  | SPHIX         | C000048886 |
| Fidelity Advisor High Income Fund: Class M | FGRMX         | C000206223 |
| Fidelity Advisor High Income Fund: Class C | FGSMX         | C000206224 |
| Fidelity Advisor High Income Fund: Class I | FGTMX         | C000206225 |
| Fidelity Advisor High Income Fund: Class Z | FGUMX         | C000206226 |
| Fidelity Advisor High Income Fund: Class A | FGQMX         | C000206227 |

---

### Fidelity Series High Income Fund (Series ID: S000031534)

---

|  |  |  |
|:---|:---|:---|
| Class Name                       | Ticker Symbol | Class ID   |
| Fidelity Series High Income Fund | FSHNX         | C000098085 |

---

### Fidelity Global High Income Fund (Series ID: S000032505)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                        | Ticker Symbol | Class ID   |
| Fidelity Global High Income Fund                  | FGHNX         | C000100277 |
| Fidelity Advisor Global High Income Fund: Class A | FGHAX         | C000100278 |
| Fidelity Advisor Global High Income Fund: Class C | FGHCX         | C000100279 |
| Fidelity Advisor Global High Income Fund: Class M | FGHTX         | C000100280 |
| Fidelity Advisor Global High Income Fund: Class I | FGHIX         | C000100281 |

---

### Fidelity Short Duration High Income Fund (Series ID: S000042758)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                | Ticker Symbol | Class ID   |
| Fidelity Short Duration High Income Fund                  | FSAHX         | C000132244 |
| Fidelity Advisor Short Duration High Income Fund: Class I | FSFHX         | C000132245 |
| Fidelity Advisor Short Duration High Income Fund: Class A | FSBHX         | C000132246 |
| Fidelity Advisor Short Duration High Income Fund: Class M | FSEHX         | C000132247 |
| Fidelity Advisor Short Duration High Income Fund: Class C | FSDHX         | C000132248 |
| Fidelity Advisor Short Duration High Income Fund: Class Z | FIJWX         | C000205018 |

---

### Fidelity Women's Leadership Fund (Series ID: S000065255)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                        | Ticker Symbol | Class ID   |
| Fidelity Advisor Women's Leadership Fund: Class Z | FWOZX         | C000211258 |
| Fidelity Advisor Women's Leadership Fund: Class I | FWMNX         | C000211259 |
| Fidelity Women's Leadership Fund                  | FWOMX         | C000211260 |
| Fidelity Advisor Women's Leadership Fund: Class M | FWOEX         | C000211261 |
| Fidelity Advisor Women's Leadership Fund: Class A | FWOAX         | C000211262 |
| Fidelity Advisor Women's Leadership Fund: Class C | FWOCX         | C000211263 |

---

### Fidelity U.S. Low Volatility Equity Fund (Series ID: S000066807)

---

|  |  |  |
|:---|:---|:---|
| Class Name                               | Ticker Symbol | Class ID   |
| Fidelity U.S. Low Volatility Equity Fund | FULVX         | C000215144 |

---

### Fidelity SAI High Income Fund (Series ID: S000071838)

---

|  |  |  |
|:---|:---|:---|
| Class Name                    | Ticker Symbol | Class ID   |
| Fidelity SAI High Income Fund | FSHGX         | C000227362 |

---

### Fidelity Healthy Future Fund (Series ID: S000075973)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                    | Ticker Symbol | Class ID   |
| Fidelity Advisor Healthy Future Fund: Class Z | FAPNX         | C000235369 |
| Fidelity Advisor Healthy Future Fund: Class I | FAPMX         | C000235370 |
| Fidelity Healthy Future Fund                  | FAPHX         | C000235371 |
| Fidelity Advisor Healthy Future Fund: Class M | FAPLX         | C000235372 |
| Fidelity Advisor Healthy Future Fund: Class A | FAPJX         | C000235373 |
| Fidelity Advisor Healthy Future Fund: Class C | FAPKX         | C000235374 |

---

## Series and Classes Contracts Data

### Fidelity Capital & Income Fund (Series ID: S000007495)

| Class ID   | Class Name                     | Ticker Symbol   |
|:---|:---|:---|
| C000020469 | Fidelity Capital & Income Fund | FAGIX           |

### Fidelity Focused High Income Fund (Series ID: S000017689)

| Class ID   | Class Name                        | Ticker Symbol   |
|:---|:---|:---|
| C000048885 | Fidelity Focused High Income Fund | FHIFX           |

### Fidelity High Income Fund (Series ID: S000017690)

| Class ID   | Class Name                                 | Ticker Symbol   |
|:---|:---|:---|
| C000048886 | Fidelity High Income Fund                  | SPHIX           |
| C000206223 | Fidelity Advisor High Income Fund: Class M | FGRMX           |
| C000206224 | Fidelity Advisor High Income Fund: Class C | FGSMX           |
| C000206225 | Fidelity Advisor High Income Fund: Class I | FGTMX           |
| C000206226 | Fidelity Advisor High Income Fund: Class Z | FGUMX           |
| C000206227 | Fidelity Advisor High Income Fund: Class A | FGQMX           |

### Fidelity Series High Income Fund (Series ID: S000031534)

| Class ID   | Class Name                       | Ticker Symbol   |
|:---|:---|:---|
| C000098085 | Fidelity Series High Income Fund | FSHNX           |

### Fidelity Global High Income Fund (Series ID: S000032505)

| Class ID   | Class Name                                        | Ticker Symbol   |
|:---|:---|:---|
| C000100277 | Fidelity Global High Income Fund                  | FGHNX           |
| C000100278 | Fidelity Advisor Global High Income Fund: Class A | FGHAX           |
| C000100279 | Fidelity Advisor Global High Income Fund: Class C | FGHCX           |
| C000100280 | Fidelity Advisor Global High Income Fund: Class M | FGHTX           |
| C000100281 | Fidelity Advisor Global High Income Fund: Class I | FGHIX           |

### Fidelity Short Duration High Income Fund (Series ID: S000042758)

| Class ID   | Class Name                                                | Ticker Symbol   |
|:---|:---|:---|
| C000132244 | Fidelity Short Duration High Income Fund                  | FSAHX           |
| C000132245 | Fidelity Advisor Short Duration High Income Fund: Class I | FSFHX           |
| C000132246 | Fidelity Advisor Short Duration High Income Fund: Class A | FSBHX           |
| C000132247 | Fidelity Advisor Short Duration High Income Fund: Class M | FSEHX           |
| C000132248 | Fidelity Advisor Short Duration High Income Fund: Class C | FSDHX           |
| C000205018 | Fidelity Advisor Short Duration High Income Fund: Class Z | FIJWX           |

### Fidelity Women's Leadership Fund (Series ID: S000065255)

| Class ID   | Class Name                                        | Ticker Symbol   |
|:---|:---|:---|
| C000211258 | Fidelity Advisor Women's Leadership Fund: Class Z | FWOZX           |
| C000211259 | Fidelity Advisor Women's Leadership Fund: Class I | FWMNX           |
| C000211260 | Fidelity Women's Leadership Fund                  | FWOMX           |
| C000211261 | Fidelity Advisor Women's Leadership Fund: Class M | FWOEX           |
| C000211262 | Fidelity Advisor Women's Leadership Fund: Class A | FWOAX           |
| C000211263 | Fidelity Advisor Women's Leadership Fund: Class C | FWOCX           |

### Fidelity U.S. Low Volatility Equity Fund (Series ID: S000066807)

| Class ID   | Class Name                               | Ticker Symbol   |
|:---|:---|:---|
| C000215144 | Fidelity U.S. Low Volatility Equity Fund | FULVX           |

### Fidelity SAI High Income Fund (Series ID: S000071838)

| Class ID   | Class Name                    | Ticker Symbol   |
|:---|:---|:---|
| C000227362 | Fidelity SAI High Income Fund | FSHGX           |

### Fidelity Healthy Future Fund (Series ID: S000075973)

| Class ID   | Class Name                                    | Ticker Symbol   |
|:---|:---|:---|
| C000235369 | Fidelity Advisor Healthy Future Fund: Class Z | FAPNX           |
| C000235370 | Fidelity Advisor Healthy Future Fund: Class I | FAPMX           |
| C000235371 | Fidelity Healthy Future Fund                  | FAPHX           |
| C000235372 | Fidelity Advisor Healthy Future Fund: Class M | FAPLX           |
| C000235373 | Fidelity Advisor Healthy Future Fund: Class A | FAPJX           |
| C000235374 | Fidelity Advisor Healthy Future Fund: Class C | FAPKX           |

## FORM 24F-2NT: Annual Notice of Securities Sold Pursuant to Rule 24f-2

### 24F-2NT: Filer Information

**Filer CIK:** 0000225322

**Is this a LIVE or TEST Filing?:** LIVE

**Filer Investment Company Type:** N-1A

### 24F-2NT: Annual Filing Information

**1. Name and address of issuer:**

- **Name of Issuer:** Fidelity Summer Street Trust

- **Address:** 245 Summer Street, Boston, MA 02210

**2. The Name and EDGAR Identifier of each series or class of securities for which this Form is filed:**

- [ ] Check box if the Form is being filed for all series and classes of the issuer.

**3. Investment Company Act File Number:** 811-02737

   **Securities Act File Number:** 002-58542

**4(a). Last day of fiscal year for which this Form is filed:** 04/30/2025

**4(b). Check box if this Form is being filed late:** [ ]

**4(c). Check box if this is the last time the issuer will be filing this Form:** [ ]

**5. Calculation of registration fee:**

- **(i) Aggregate sale price of securities sold during the fiscal year:** $5861660525.00

- **(ii) Aggregate price of securities redeemed or repurchased during the fiscal year:** $4810525496.00

- **(iii) Aggregate price of securities redeemed or repurchased during any prior fiscal year:** $6646807802.00

- **(iv) Total available redemption credits [add Items 5(ii) and 5(iii)]:** $11457333298.00

- **(v) Net sales:** $0.00

- **(vi) Redemption credits available for use in future years:** $-5595672773.00

- **(vii) Multiplier for determining registration fee:** 0.0001531

- **(viii) Registration fee due:** $0.00

**Explanatory Notes (if any):**
0

**Signatures**

**Name and Title:** President and Treasurer

**Date:** 04/30/2025

**Signature:** Stacie M. Smith