COSIX Mutual Fund

NAV$21.59

Fund Essentials - as of Feb 28, 2026

Net Assets
$933M
Expense Ratio
0.94%
Dividend Yield (Current)
4.99%
Holdings
1,301
Inception Date
Apr 21, 1977
Fund Family
Columbia Threadneedle Investments
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO
Dividend Frequency
Monthly
SEC 30-Day Yield
PRO

Performance

YTD-2.04%
1 Year+3.89%
3 Year+6.29%
5 Year+1.94%
10 Year+3.64%

Asset Allocation

Stocks: 0.04%
Bonds: 92.20%
Cash: 5.33%
Other: 2.43%

Price Chart (6M)

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Top Holdings

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TickerNameWeight
-Purchased USD / Sold INR6.10%
-Fannie Mae Or Freddie Mac 03/01/20533.37%
-Umbs 30Yr Tba(Reg A) 5.5% Mar 13, 20232.96%
-Fnma Tba 30 Yr 4 Single Family Mortgage 4% 03/13/20532.80%
-Fannie Mae Pool 0.06% Mar 13/20532.58%
Top 10 Concentration: 23.49%Report Date: Feb 28, 2026
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Dividend Summary

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Dividend Yield (Current)
4.99%
Frequency
Monthly
Latest Distribution
$0.28
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Peer Comparison

Benchmark
PRO
Peer outperformance: PRO
Category rank: PRO
This Mutual Fund
PRO
Peer Avg
PRO
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Category rank, peer-average returns and outperformance, updated daily.
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COSIX Mutual Fund Overview

COSIX Mutual Fund (Columbia Strategic Income Fund Class A) is managed by Columbia Threadneedle Investments with $932.5M in net assets. COSIX expense ratio is 0.94%, holding 1301 positions across sectors including Other, Financials, Energy. Inception date: 1977-04-21.

COSIX performance shows a YTD return of -2.04%. The 1-year return is 3.89% and the 5-year return is 1.94%. COSIX dividend yield stands at 4.99%, paid monthly.

COSIX top holdings include Purchased USD / Sold INR (6.1%), Fannie Mae Or Freddie Mac 03/01/2053 (3.4%), Umbs 30Yr Tba(Reg A) 5.5% Mar 13, 2023 (3.0%), Fnma Tba 30 Yr 4 Single Family Mortgage 4% 03/13/2053 (2.8%), Fannie Mae Pool 0.06% Mar 13/2053 (2.6%). View all COSIX holdings, sector breakdown, or dividend history.

COSIX can be compared against other funds using the overlap calculator or side-by-side comparison tool. COSIX alternatives are available via the screener, along with tax-loss harvesting opportunities.