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Super Investors MFS Government Securities Fund

MFS Government Securities Fund

Mfs Series Trust Xiii · net assets $1.91B · 820 holdings as of August 31, 2026. Monthly N-PORT disclosure: the full book, not just equities.

Asset mix

ABS-MBS: 60.8% · DBT: 27.1% · STIV: 8.2% · ABS-O: 1.9% · ABS-CBDO: 1.8%

Financial position

Total assets
$1.97B
Total liabilities
$59.8M
Net assets
$1.91B
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
$38M
Payables for standby commitments
$0
Liquidation preference of outstanding preferred stock
$0
Cash not reported in Parts C or D
$1.33M

Monthly flows and gains

Month 1 Month 2 Month 3
Sales $9.87M $28.5M $14.2M
Reinvestment $6.09M $6.09M $6.12M
Redemptions $20M $24.8M $14.8M
Net realized gain (non-derivative) $-2.61M $-275K $-2.13M
Net unrealized appreciation (non-derivative) $1.76M $-22.8M $1.82M

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

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

Tenor Investment grade Non-investment grade
3 months $-819 $-1.79K
1 year $-10.6K $-9.56K
5 years $-15.3K $-19.9K
10 years $-82.4K $-8.64K
30 years $-43.5K $-2.09K

Filing details

Registrant
Mfs Series Trust Xiii
Registrant CIK
356349
Registrant LEI
5493000SCRZM3WD72S74
Series
MFS Government Securities Fund
Series ID
S000000693
Series LEI
UWWK6TDSOPDQSQMMEB12
SEC file number
811-03327
Address
111 Huntington Avenue, Boston, US-MA, 02199, US
Phone
617-954-5000
Form
NPORT-P
Filed
October 27, 2026
Report period ends
February 28, 2027
Report month ends
August 31, 2026
Accession number
000207169126024590
Holding Value % of net assets
Mfs Institutional Money Market Portfolio STIV $160M 8.35%
United States Of America DBT $66.1M 3.46%
United States Of America DBT $64.9M 3.40%
United States Of America DBT $53M 2.77%
United States Of America DBT $37.2M 1.95%
United States Of America DBT $36.8M 1.93%
United States Of America DBT $34.5M 1.80%
United States Of America DBT $30.6M 1.60%
United States Of America DBT $30.3M 1.59%
Fhlmc ABS-MBS $25.9M 1.36%
United States Of America DBT $24.9M 1.30%
Fnma Or Fhlmc ABS-MBS $24.3M 1.27%
United States Of America DBT $20.8M 1.09%
United States Of America DBT $20.4M 1.07%
Fhlmc ABS-MBS $20M 1.05%
Fnma ABS-MBS $19M 0.99%
United States Of America DBT $18.5M 0.97%
United States Of America DBT $18.1M 0.95%
Fhlmc ABS-MBS $15.9M 0.83%
Gnma ABS-MBS $15.2M 0.80%
Fnma ABS-MBS $11.6M 0.61%
Fhlmc Pool ABS-MBS $10.7M 0.56%
United States Of America DBT $10.6M 0.56%
United States Of America DBT $10.6M 0.56%
Fhlmc ABS-MBS $10.2M 0.53%
United States Of America DBT $10.1M 0.53%
Fhlmc ABS-MBS $10M 0.52%
Fnma Or Fhlmc ABS-MBS $9.91M 0.52%
United States Of America DBT $9.77M 0.51%
Gnma ABS-MBS $9.59M 0.50%
Pmt Loan Trust ABS-MBS $9.4M 0.49%
New Residential Mortgage Loan Trust ABS-MBS $9.34M 0.49%
Fhlmc ABS-MBS $9.32M 0.49%
Gnma ABS-MBS $9.01M 0.47%
Gnma ABS-MBS $8.85M 0.46%
Gnma ABS-MBS $8.76M 0.46%
Gnma ABS-MBS $8.75M 0.46%
Gnma ABS-MBS $8.73M 0.46%
Gnma ABS-MBS $8.65M 0.45%
Gnma ABS-MBS $8.63M 0.45%
Palmer Square Loan Funding Ltd. ABS-CBDO $8.55M 0.45%
Fnma ABS-MBS $8.54M 0.45%
Gnma ABS-MBS $8.54M 0.45%
Gnma ABS-MBS $8.48M 0.44%
Fnma ABS-MBS $8.43M 0.44%
Gnma ABS-MBS $8.31M 0.44%
Gnma ABS-MBS $8.3M 0.43%
Gnma ABS-MBS $8.26M 0.43%
Fnma ABS-MBS $8.23M 0.43%
Gnma ABS-MBS $8.23M 0.43%
Fhlmc ABS-MBS $8.2M 0.43%
Gnma ABS-MBS $8.2M 0.43%
Gnma ABS-MBS $8.16M 0.43%
Gnma ABS-MBS $8.13M 0.43%
Gnma ABS-MBS $8.08M 0.42%
Gnma ABS-MBS $8.02M 0.42%
Gnma ABS-MBS $7.86M 0.41%
Fhlmc ABS-MBS $7.82M 0.41%
Bxmt Ltd. ABS-CBDO $7.74M 0.41%
United States Of America DBT $7.54M 0.39%

Showing top 60 of 820 holdings.

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