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Super Investors Fidelity SAI High Income Fund

Fidelity SAI High Income Fund

Fidelity Summer Street Trust · net assets $2.85B · 719 holdings as of July 31, 2026. Monthly N-PORT disclosure: the full book, not just equities.

Asset mix

DBT: 73.8% · LON: 10.7% · STIV: 10.3% · EP: 3.2% · EC: 2.1%

Financial position

Total assets
$3.11B
Total liabilities
$265M
Net assets
$2.85B
Assets attributable to miscellaneous securities
$0
Assets invested in controlled foreign corporations
$0
Borrowings payable within one year
$0
Payable to controlled companies within one year
$0
Payable to other affiliates within one year
$0
Other liabilities payable within one year
$0
Borrowings payable after one year
$0
Payable to controlled companies after one year
$0
Payable to other affiliates after one year
$0
Other liabilities payable after one year
$0
Payables for delayed-delivery investments
$0
Payables for standby commitments
$0
Liquidation preference of outstanding preferred stock
$0
Cash not reported in Parts C or D
$0

Monthly flows and gains

Month 1 Month 2 Month 3
Sales $230M $62.4M $63.1M
Reinvestment $11.8M $12.8M $12.8M
Redemptions $49.9M $46.4M $43M
Net realized gain (non-derivative) $5.03M $6.52M $451K
Net unrealized appreciation (non-derivative) $3.04M $-22.2M $-35.5M

The three months of the reporting period, as filed; month 3 ends July 31, 2026.

Credit spread risk (change in value per 1bp spread move)

Tenor Investment grade Non-investment grade
3 months $12.6K $129K
1 year $41.3K $344K
5 years $91.8K $320K
10 years $62.2K $32K
30 years $13.2K $8.88K

Filing details

Registrant
Fidelity Summer Street Trust
Registrant CIK
225322
Registrant LEI
P1TJ3M056NR1SYX5LY49
Series
Fidelity SAI High Income Fund
Series ID
S000071838
Series LEI
5493003VBOWH6YF44W87
SEC file number
811-02737
Address
245 Summer Street, Boston, US-MA, 02210, US
Phone
1-800-FIDELITY
Form
NPORT-P
Filed
September 23, 2026
Report period ends
April 30, 2027
Report month ends
July 31, 2026
Accession number
000003540226006236
Holding Value % of net assets
Fidelity Revere Street Trust STIV $244M 8.56%
Ust Notes DBT $99.3M 3.49%
Fidelity Revere Street Trust STIV $74.3M 2.61%
Fidelity Private Credit Central Fund LLC EC $43.4M 1.52%
1261229 Bc Ltd LON $19.2M 0.67%
Proofpoint Inc LON $18.6M 0.65%
New Fortress Energy Inc LON $17.5M 0.62%
Artera Services LLC DBT $16.2M 0.57%
Pg And E Corp DBT $15.6M 0.55%
Oracle Corp DBT $15M 0.53%
Icahn Enterprises LP / Icahn Enterprises Finance Corp DBT $14.3M 0.50%
Pr Rno Property Owner 1 LLC DBT $14.1M 0.49%
Csc Serviceworks East LLC LON $13.8M 0.49%
United States Treasury Bond DBT $13.5M 0.47%
Coreweave Inc DBT $13.3M 0.47%
Entegris Inc DBT $13M 0.46%
Apld Computeco LLC DBT $12.4M 0.44%
1261229 Bc Ltd DBT $12.4M 0.44%
Altice France Sa DBT $12M 0.42%
Herens Holdco Sarl DBT $11.8M 0.41%
Herens Us Holdco Corp LON $11.4M 0.40%
Chs/cmnty Health Systems Inc DBT $11.4M 0.40%
Mpt Oper Partnership LP / Mpt Fin Corp DBT $11.3M 0.40%
Redfin Corporation DBT $11.2M 0.39%
Ally Financial Inc EP $10.7M 0.38%
Hexion Holdings Corporation LON $10.7M 0.37%
Tullow Holdco 2 Ltd DBT $10.6M 0.37%
Sumisho Air Lease Corp EP $10.5M 0.37%
Riot Platforms Inc DBT $10.4M 0.36%
Lgi Homes Inc DBT $10.3M 0.36%
Viking Cruises Ltd DBT $10.3M 0.36%
Humana Inc DBT $10.2M 0.36%
Global Aircraft Leasing Co Ltd DBT $9.98M 0.35%
Edged Compute LLC DBT $9.91M 0.35%
Core Scientific Finance I LLC DBT $9.9M 0.35%
Whirlpool Corp DBT $9.88M 0.35%
Standard Building Solutions Inc DBT $9.74M 0.34%
Advancion Holdings LLC LON $9.64M 0.34%
Cogent Communications Group Inc / Cogent Communications Finance Inc DBT $9.6M 0.34%
Stonemor Inc DBT $9.54M 0.33%
Kosmos Energy Ltd DBT $9.54M 0.33%
Meridian Arc Holdco LLC DBT $9.45M 0.33%
United Pf Holdings LLC LON $9.37M 0.33%
Emergent Biosolutions Inc DBT $9.3M 0.33%
Asurion Llc/ Asurion Co-issuer Inc DBT $9.09M 0.32%
Molina Healthcare Inc DBT $9.08M 0.32%
Advance Auto Parts Inc DBT $9.04M 0.32%
Uniti Group LP / Uniti Group Finance Inc / Csl Capital LLC DBT $9.01M 0.32%
Olympus Water Us Holding Corporation DBT $8.94M 0.31%
Cloud Software Group Inc DBT $8.83M 0.31%
Discovery Purchaser Corporation LON $8.71M 0.31%
Carnival Corp Ltd DBT $8.65M 0.30%
Pg And E Corp DBT $8.64M 0.30%
American Airlines Inc LON $8.62M 0.30%
Wayfair LLC DBT $8.62M 0.30%
Galaxy Helios Data Centers Ii LLC DBT $8.59M 0.30%
Fertitta Entertainment LLC / Fertitta Entertainment Finance Co Inc DBT $8.57M 0.30%
C And W Senior Finance Ltd DBT $8.55M 0.30%
Quikrete Holdings Inc DBT $8.54M 0.30%
Brand Industrial Services Inc LON $8.52M 0.30%

Showing top 60 of 719 holdings.

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