# EDGAR Filing Document

**Accession Number:** 0000225322
**File Stem:** 0001752724-23-014589
**Filing Date:** 2023-1
**Character Count:** 17381
**Document Hash:** 8c738a34bf099030e364deea2966fafe
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-014589.hdr.sgml**: 20230126

**ACCESSION NUMBER**: 0001752724-23-014589

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20221130

**FILED AS OF DATE**: 20230126

**DATE AS OF CHANGE**: 20230126

**PERIOD START**: 20230531

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FIDELITY SUMMER STREET TRUST
- **CENTRAL INDEX KEY:** 0000225322
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0430

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-02737
- **FILM NUMBER:** 23556420

**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 Disruptive Finance Fund (Series ID: S000067933)

| Class ID   | Class Name                       | Ticker Symbol   |
|:---|:---|:---|
| C000217775 | Fidelity Disruptive Finance Fund | FNTEX           |
| C000219003 | Loyalty Class 2                  | FNTMX           |
| C000219004 | Loyalty Class 1                  | FNTLX           |
| C000219005 | Class F                          | FNTNX           |

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** Fidelity Summer Street Trust

- **b. Investment Company Act file number:** 811-02737

- **c. CIK number of Registrant:** 0000225322

- **d. LEI of Registrant:** P1TJ3M056NR1SYX5LY49

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 245 Summer Street

  - **City:** Boston

  - **State:** MA

  - **Foreign country:** US

  - **Zip / Postal Code:** 02210

  - **Telephone number:** 1-800-FIDELITY

**Item A.2. Information about the Series.**

- **a. Name of Series:** Fidelity Disruptive Finance Fund

- **b. EDGAR series identifier (if any):** S000067933

- **c. LEI of Series:** 549300FQM7XGW00BLQ55

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2023-05-31

- **b. Date as of which information is reported:** 2022-11-30

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $50151443.91

**Total Liabilities:** $90318.36

**Net Assets:** $50061125.55

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000219005 | -10.42%              | 9.27%                | 5.28%                |
| Class ID C000219003 | -10.43%              | 9.20%                | 5.22%                |
| Class ID C000217775 | -10.48%              | 9.17%                | 5.17%                |
| Class ID C000219004 | -10.42%              | 9.17%                | 5.18%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-199451.70              | $-5759272.12                               |
| Month 2  | $-1051996.73             | $5073371.55                                |
| Month 3  | $-14291.89               | $2460034.93                                |

### Schedule of Portfolio Investments

| Name                            | Title                                         | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| ARCH CAPITAL GROUP LTD          | ARCH CAPITAL GROUP LTD                        | CUSIP: N/A<br>LEI: 549300AYR4P8AFKDCE43       | Long             | EC               | CORP              | BM        |     68028 | NS      | $4075557.48   | 8.14%             |  |  |  | No            |                  1 | On Loan: No      |
| SVB FINANCIAL GROUP             | SVB FINL GROUP                                | CUSIP: 78486Q101<br>LEI: 549300D2KJ20JMXE7542 | Long             | EC               | CORP              | US        |      2603 | NS      | $603323.34    | 1.21%             |  |  |  | No            |                  1 | On Loan: No      |
| TRADEWEB MARKETS INC            | TRADEWEB MARKETS INC A                        | CUSIP: 892672106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |      8957 | NS      | $550497.22    | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| VISA INC                        | VISA INC CL A                                 | CUSIP: 92826C839<br>LEI: 549300JZ4OKEHW3DPJ59 | Long             | EC               | CORP              | US        |     12984 | NS      | $2817528.00   | 5.63%             |  |  |  | No            |                  1 | On Loan: No      |
| CAPITAL ONE FINANCIAL CORP      | CAPITAL ONE FINANCIAL CORP                    | CUSIP: 14040H105<br>LEI: ZUE8T73ROZOF6FLBAR73 | Long             | EC               | CORP              | US        |     19284 | NS      | $1990880.16   | 3.98%             |  |  |  | No            |                  1 | On Loan: No      |
| APOLLO GLOBAL MANAGEMENT INC    | APOLLO GLOBAL MANAGEMENT INC                  | CUSIP: 03769M106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     21617 | NS      | $1500003.63   | 3.00%             |  |  |  | No            |                  1 | On Loan: No      |
| BLACKROCK INC                   | BLACKROCK INC                                 | CUSIP: 09247X101<br>LEI: 549300LRIF3NWCU26A80 | Long             | EC               | CORP              | US        |      3503 | NS      | $2508148.00   | 5.01%             |  |  |  | No            |                  1 | On Loan: No      |
| FINECOBANK SPA                  | FINECOBANK SPA                                | CUSIP: N/A<br>LEI: 549300L7YCATGO57ZE10       | Long             | EC               | CORP              | IT        |     97828 | NS      | $1588893.85   | 3.17%             |  |  |  | No            |                  2 | On Loan: No      |
| EQUIFAX INC                     | EQUIFAX INC                                   | CUSIP: 294429105<br>LEI: 5493004MCF8JDC86VS77 | Long             | EC               | CORP              | US        |     12572 | NS      | $2481335.64   | 4.96%             |  |  |  | No            |                  1 | On Loan: No      |
| BLACK KNIGHT INC                | BLACK KNIGHT INC                              | CUSIP: 09215C105<br>LEI: 549300TUSNXS3BFFML48 | Long             | EC               | CORP              | US        |     18208 | NS      | $1128713.92   | 2.25%             |  |  |  | No            |                  1 | On Loan: No      |
| DBS GROUP HOLDINGS LTD          | DBS GROUP HOLDINGS LTD                        | CUSIP: N/A<br>LEI: 5493007FKT78NKPM5V55       | Long             | EC               | CORP              | SG        |     73912 | NS      | $1927532.74   | 3.85%             |  |  |  | No            |                  2 | On Loan: No      |
| HISCOX LTD                      | HISCOX LTD (NE HISCOX BERMUDA)                | CUSIP: N/A<br>LEI: 5493007JXOLJ0QCY2D70       | Long             | EC               | CORP              | BM        |     85183 | NS      | $1039142.76   | 2.08%             |  |  |  | No            |                  2 | On Loan: No      |
| DOMA HOLDINGS INC               | DOMA HOLDINGS INC CL A                        | CUSIP: 25703A104<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    298279 | NS      | $117820.21    | 0.24%             |  |  |  | No            |                  1 | On Loan: —       |
| GALLAGHER (ARTHUR J.) and CO    | ARTHUR J GALLAGHAR AND CO                     | CUSIP: 363576109<br>LEI: 54930049QLLMPART6V29 | Long             | EC               | CORP              | US        |      8672 | NS      | $1726681.92   | 3.45%             |  |  |  | No            |                  1 | On Loan: No      |
| PATHWARD FINANCIAL INC          | PATHWARD FINANCIAL INC                        | CUSIP: 59100U108<br>LEI: 5493004X52BH1NBLW813 | Long             | EC               | CORP              | US        |     14675 | NS      | $638802.75    | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| VERISK ANALYTICS INC            | VERISK ANALYTICS INC                          | CUSIP: 92345Y106<br>LEI: 549300I1YSWNIRKBWP67 | Long             | EC               | CORP              | US        |      4539 | NS      | $833859.69    | 1.67%             |  |  |  | No            |                  1 | On Loan: No      |
| DLOCAL LTD/URUGUAY              | DLOCAL LTD/URUGUAY                            | CUSIP: N/A<br>LEI: N/A                        | Long             | EC               | CORP              | KY        |    104613 | NS      | $1527349.80   | 3.05%             |  |  |  | No            |                  1 | On Loan: No      |
| SIGNATURE BK NEW YORK NY        | SIGNATURE BANK                                | CUSIP: 82669G104<br>LEI: VLP5AP0XK2GM6GKD1007 | Long             | EC               | CORP              | US        |     10070 | NS      | $1404765.00   | 2.81%             |  |  |  | No            |                  1 | On Loan: No      |
| INTERCONTINENTAL EXCHANGE INC   | INTERCONTINENTAL EXCHANGE INC                 | CUSIP: 45866F104<br>LEI: 5493000F4ZO33MV32P92 | Long             | EC               | CORP              | US        |     16143 | NS      | $1748448.33   | 3.49%             |  |  |  | No            |                  1 | On Loan: No      |
| ADYEN NV                        | ADYEN BV                                      | CUSIP: N/A<br>LEI: 724500973ODKK3IFQ447       | Long             | EC               | CORP              | NL        |      1251 | NS      | $1970723.83   | 3.94%             |  |  |  | No            |                  2 | On Loan: No      |
| PENNYMAC FINANCIAL SERVICES INC | PENNYMAC FINANCIAL SERVICES INC               | CUSIP: 70932M107<br>LEI: 549300W1D516HBDEU871 | Long             | EC               | CORP              | US        |      8902 | NS      | $531093.32    | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| NMI HOLDINGS INC                | NMI HOLDINGS INC                              | CUSIP: 629209305<br>LEI: 529900KNNGFXJX1C3Z08 | Long             | EC               | CORP              | US        |     57766 | NS      | $1243701.98   | 2.48%             |  |  |  | No            |                  1 | On Loan: No      |
| WORLDLINE SA                    | WORLDLINE SA                                  | CUSIP: N/A<br>LEI: 549300CJMQNCA0U4TS33       | Long             | EC               | CORP              | FR        |     16122 | NS      | $763718.80    | 1.53%             |  |  |  | No            |                  2 | On Loan: No      |
| AMERICAN HOMES 4 RENT           | AMERICAN HOMES 4 RENT                         | CUSIP: 02665T306<br>LEI: 549300ZJUO7A58PNUW40 | Long             | EC               | CORP              | US        |     22176 | NS      | $733360.32    | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| BLOCK INC                       | BLOCK INC CL A                                | CUSIP: 852234103<br>LEI: 549300OHIIUWSTIZME52 | Long             | EC               | CORP              | US        |      5948 | NS      | $403095.96    | 0.81%             |  |  |  | No            |                  1 | On Loan: No      |
| VIRTU FINANCIAL INC             | VIRTU FINANCIAL INC- CL A                     | CUSIP: 928254101<br>LEI: 5493001OPW2K42CH3884 | Long             | EC               | CORP              | US        |     37490 | NS      | $831528.20    | 1.66%             |  |  |  | No            |                  1 | On Loan: No      |
| DNB BANK ASA                    | DNB BANK ASA                                  | CUSIP: N/A<br>LEI: 549300GKFG0RYRRQ1414       | Long             | EC               | CORP              | NO        |     78173 | NS      | $1526417.15   | 3.05%             |  |  |  | No            |                  2 | On Loan: No      |
| CBOE GLOBAL MARKETS INC         | CBOE GLOBAL MARKETS INC                       | CUSIP: 12503M108<br>LEI: 529900RLNSGA90UPEH54 | Long             | EC               | CORP              | US        |      7601 | NS      | $964110.84    | 1.93%             |  |  |  | No            |                  1 | On Loan: No      |
| ALLY FINANCIAL INC              | ALLY FINANCIAL INC                            | CUSIP: 02005N100<br>LEI: 549300JBN1OSM8YNAI90 | Long             | EC               | CORP              | US        |     17886 | NS      | $483100.86    | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| BRP GROUP INC                   | BRP GROUP INC                                 | CUSIP: 05589G102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     91080 | NS      | $2736043.20   | 5.47%             |  |  |  | No            |                  1 | On Loan: No      |
| BLOCK INC                       | BLOCK INC A CDI                               | CUSIP: N/A<br>LEI: 549300OHIIUWSTIZME52       | Long             | EC               | CORP              | US        |      2481 | NS      | $165891.01    | 0.33%             |  |  |  | No            |                  2 | On Loan: No      |
| FLYWIRE CORP                    | FLYWIRE CORP                                  | CUSIP: 302492103<br>LEI: 54930055DSV7NNY4VY66 | Long             | EC               | CORP              | US        |     20190 | NS      | $437921.10    | 0.87%             |  |  |  | No            |                  1 | On Loan: No      |
| MERCADOLIBRE INC                | MERCADOLIBRE INC                              | CUSIP: 58733R102<br>LEI: 549300DKPDN9M5S8GB14 | Long             | EC               | CORP              | US        |       447 | NS      | $416150.30    | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| NERDWALLET INC                  | NERDWALLET INC A                              | CUSIP: 64082B102<br>LEI: 254900FJ2Y4SH71DJ379 | Long             | EC               | CORP              | US        |     44086 | NS      | $559892.20    | 1.12%             |  |  |  | No            |                  1 | On Loan: —       |
| MSCI INC                        | MSCI INC                                      | CUSIP: 55354G100<br>LEI: 549300HTIN2PD78UB763 | Long             | EC               | CORP              | US        |      1791 | NS      | $909523.53    | 1.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Fidelity Revere Street Trust    | Fidelity Securities Lending Cash Central Fund | CUSIP: 31635A303<br>LEI: 549300BDV45LJNXBZC55 | Long             | STIV             | RF                | US        |     71543 | NS      | $71550.01     | 0.14%             |  |  |  | No            |                  1 | On Loan: No      |
| MASTERCARD INC                  | MASTERCARD INC CL A                           | CUSIP: 57636Q104<br>LEI: AR5L2ODV9HN37376R084 | Long             | EC               | CORP              | US        |      8311 | NS      | $2962040.40   | 5.92%             |  |  |  | No            |                  1 | On Loan: No      |
| REPAY HOLDINGS CORP             | REPAY HOLDINGS CORP                           | CUSIP: 76029L100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     66148 | NS      | $586071.28    | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| BROOKFIELD ASSET MANAGEMENT INC | BROOKFIELD ASSET INC VTG CL A                 | CUSIP: 112585104<br>LEI: C6J3FGIWG6MBDGTE8F80 | Long             | EC               | CORP              | CA        |     32277 | NS      | $1521860.55   | 3.04%             |  |  |  | No            |                  1 | On Loan: No      |
| SILVERGATE CAPITAL CORP         | SILVERGATE CAPITAL CORP                       | CUSIP: 82837P408<br>LEI: BPE6FTXDZEBNAGIT2T19 | Long             | EC               | CORP              | US        |      3589 | NS      | $98446.27     | 0.20%             |  |  |  | No            |                  1 | On Loan: —       |

### Signature

**Date Signed:** 2022-12-30

**Name of Applicant:** Stacie M. Smith

**Signature:** Stacie M. Smith

**Name of Signer:** Stacie M. Smith

**Title:** President and Treasurer