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Super Investors CALAMOS STRATEGIC TOTAL RETURN FUND

CALAMOS STRATEGIC TOTAL RETURN FUND

Calamos Strategic Total Return Fund · net assets $3.57B · 822 holdings as of July 31, 2026. Monthly N-PORT disclosure: the full book, not just equities.

Asset mix

EC: 70.8% · DBT: 22.1% · EP: 4.3% · LON: 2.6% · DE: 0.1%

Financial position

Total assets
$5.81B
Total liabilities
$2.24B
Net assets
$3.57B
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
$1.19B
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
$5.5M
Payables for standby commitments
$0
Liquidation preference of outstanding preferred stock
$323M
Cash not reported in Parts C or D
$211M

Monthly flows and gains

Month 1 Month 2 Month 3
Sales $0 $0 $0
Reinvestment $0 $0 $0
Redemptions $0 $0 $0
Net realized gain (non-derivative) $30.9M $25.6M $37.1M
Net unrealized appreciation (non-derivative) $197M $-25.6M $-116M

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 $-324 $-5.19K
1 year $-25.7K $-97.9K
5 years $-30.9K $-241K
10 years $-8.75K $-33.5K
30 years $-2.51K $-3.71K

Filing details

Registrant
Calamos Strategic Total Return Fund
Registrant CIK
1275214
Registrant LEI
54930048NQ2YBS3TXW78
Series
CALAMOS STRATEGIC TOTAL RETURN FUND
Series LEI
54930048NQ2YBS3TXW78
SEC file number
811-21484
Address
2020 CALAMOS COURT, NAPERVILLE, US-IL, 60563, US
Phone
630-245-7200
Form
NPORT-P
Filed
September 29, 2026
Report period ends
October 31, 2026
Report month ends
July 31, 2026
Accession number
000141036826101684
Holding Value % of net assets
Apple Inc EC $266M 7.46%
Nvidia Corp EC $258M 7.25%
Alphabet Inc EC $222M 6.21%
Microsoft Corp EC $199M 5.57%
Amazon.com Inc EC $176M 4.92%
Broadcom Inc EC $105M 2.94%
Meta Platforms Inc EC $76.9M 2.16%
Eli Lilly & Co EC $67.8M 1.90%
Jpmorgan Chase & Co EC $67M 1.88%
Micron Technology Inc EC $61.7M 1.73%
Tesla Inc EC $56.8M 1.59%
Johnson & Johnson EC $55.7M 1.56%
Lam Research Corp EC $51.7M 1.45%
Visa Inc EC $50.8M 1.42%
Csx Corp EC $45.6M 1.28%
Advanced Micro Devices Inc EC $44.2M 1.24%
Exxonmobil Holdings Corp EC $43.3M 1.22%
Goldman Sachs Group Inc/the EC $43M 1.21%
Marathon Petroleum Corp EC $42.7M 1.20%
Mastercard Inc EC $41.4M 1.16%
Citigroup Inc EC $41.2M 1.15%
Ge Vernova Inc EC $40.9M 1.15%
Morgan Stanley EC $39.6M 1.11%
Seagate Hdd Cayman DBT $39.3M 1.10%
Bank Of America Corp EC $37.7M 1.06%
Unitedhealth Group Inc EC $37.6M 1.05%
Cisco Systems Inc EC $35.3M 0.99%
Western Digital Corp DBT $31.8M 0.89%
Caterpillar Inc EC $31.4M 0.88%
Wells Fargo & Co EC $31M 0.87%
Merck & Co Inc EC $30.5M 0.85%
Cyberark Software Ltd DBT $30.1M 0.85%
Coca-cola Co/the EC $28.8M 0.81%
Walmart Inc EC $28M 0.78%
Rtx Corp EC $27.5M 0.77%
Doordash Inc DBT $27.4M 0.77%
Thermo Fisher Scientific Inc EC $27.4M 0.77%
Linde PLC EC $27.2M 0.76%
Parker-hannifin Corp EC $27M 0.76%
Philip Morris International Inc EC $26.7M 0.75%
Sherwin-williams Co/the EC $26.7M 0.75%
Union Pacific Corp EC $26M 0.73%
Welltower Op LLC DBT $25.9M 0.73%
Cloudflare Inc DBT $25.3M 0.71%
Intel Corp EC $24.8M 0.70%
Etsy Inc DBT $24.7M 0.69%
Applied Materials Inc EC $24.6M 0.69%
Ishares Russell 2000 ETF EC $24.6M 0.69%
Freeport-mcmoran Inc EC $24.4M 0.68%
Nextera Energy Inc EP $24.3M 0.68%
Boeing Co/the EP $23.9M 0.67%
Dollar General Corp EC $23.9M 0.67%
General Electric Co EC $23.7M 0.66%
Alphabet Inc EP $23.3M 0.65%
Alphabet Inc EP $23.3M 0.65%
Netflix Inc EC $23.2M 0.65%
Palantir Technologies Inc EC $23.2M 0.65%
Microchip Technology Inc EP $22.8M 0.64%
Swift Holdings Corp DBT $22.5M 0.63%
Abbvie Inc EC $21.9M 0.62%

Showing top 60 of 822 holdings.

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