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Super Investors MFS Mid Cap Growth Fund

MFS Mid Cap Growth Fund

Mfs Series Trust Iv · net assets $13B · 106 holdings as of August 31, 2026. Monthly N-PORT disclosure: the full book, not just equities.

Asset mix

EC: 99.0% · STIV: 1.0% · DO: 0.0%

Financial position

Total assets
$13B
Total liabilities
$20.8M
Net assets
$13B
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 $103M $127M $163M
Reinvestment $0 $0 $0
Redemptions $372M $426M $371M
Net realized gain (non-derivative) $462M $471M $-71.9M
Net unrealized appreciation (non-derivative) $73.8M $-1.21B $252M

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

Filing details

Registrant
Mfs Series Trust Iv
Registrant CIK
63068
Registrant LEI
549300SSA281MOJG8J61
Series
MFS Mid Cap Growth Fund
Series ID
S000002434
Series LEI
XPX0WXKIO6CLKBLYF666
SEC file number
811-02594
Address
111 Huntington Avenue, Boston, US-MA, 02199, US
Phone
617-954-5000
Form
NPORT-P
Filed
October 27, 2026
Report period ends
August 31, 2026
Report month ends
August 31, 2026
Accession number
000207169126024583
Holding Value % of net assets
Natera, Inc. EC $433M 3.34%
Live Nation Entertainment, Inc. EC $386M 2.98%
Cloudflare, Inc. EC $368M 2.84%
Monolithic Power Systems, Inc. EC $357M 2.75%
Snowflake, Inc. EC $354M 2.73%
Ascendis Pharma A/s EC $335M 2.58%
Revolution Medicines, Inc. EC $320M 2.47%
Take-two Interactive Software, Inc. EC $316M 2.43%
Robinhood Markets, Inc. EC $275M 2.12%
Axon Enterprise, Inc. EC $270M 2.08%
Tko Group Holdings, Inc. EC $260M 2.00%
Cheniere Energy, Inc. EC $253M 1.95%
Illumina, Inc. EC $219M 1.68%
Viking Holdings Ltd. EC $215M 1.65%
Datadog, Inc. EC $203M 1.57%
Guidewire Software, Inc. EC $200M 1.54%
Okta, Inc. EC $200M 1.54%
Dexcom, Inc. EC $200M 1.54%
Mongodb, Inc. EC $191M 1.47%
Repligen Corp. EC $189M 1.46%
Seagate Technology Holdings PLC EC $186M 1.43%
Liberty Media Corp-liberty Formula One EC $181M 1.40%
Howmet Aerospace, Inc. EC $178M 1.37%
Burlington Stores, Inc. EC $178M 1.37%
Carlyle Group, Inc. (the) EC $176M 1.36%
Lpl Financial Holdings, Inc. EC $170M 1.31%
Jabil, Inc. EC $169M 1.31%
Vulcan Materials Co. EC $162M 1.25%
Asm International Nv EC $158M 1.21%
Waters Corp. EC $155M 1.19%
Cameco Corp. EC $154M 1.18%
Ovintiv, Inc. EC $147M 1.13%
Scholar Rock Holding Corp. EC $145M 1.12%
Agilent Technologies, Inc. EC $144M 1.11%
Curtiss-wright Corp. EC $141M 1.09%
Hyatt Hotels Corp. EC $139M 1.07%
Aramark EC $139M 1.07%
Hexcel Corp. EC $137M 1.06%
Bio-techne Corp. EC $131M 1.01%
Quanta Services, Inc. EC $125M 0.96%
Charles River Laboratories International, Inc. EC $125M 0.96%
Draftkings, Inc. EC $119M 0.92%
Applied Industrial Technologies, Inc. EC $118M 0.91%
Rbc Bearings, Inc. EC $118M 0.91%
Mfs Institutional Money Market Portfolio STIV $117M 0.90%
Jfrog Ltd. EC $117M 0.90%
Comfort Systems Usa, Inc. EC $115M 0.89%
Ametek, Inc. EC $113M 0.87%
Macom Technology Solutions Holdings, Inc. EC $112M 0.87%
Antero Resources Corp. EC $112M 0.86%
Teradyne, Inc. EC $112M 0.86%
Moog, Inc. EC $110M 0.85%
Hubbell, Inc. EC $108M 0.83%
Performance Food Group Co. EC $106M 0.82%
Vistra Corp. EC $102M 0.79%
Donaldson Co., Inc. EC $101M 0.77%
Carpenter Technology Corp. EC $99.4M 0.77%
Zeta Global Holdings Corp. EC $97.7M 0.75%
Dt Midstream, Inc. EC $93.3M 0.72%
Lincoln Electric Holdings, Inc. EC $89.4M 0.69%

Showing top 60 of 106 holdings.

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