Skip to main content

Calamos Strategic Total Return Fund

CSQ
Exchange
Nasdaq
SEC CIK
0001275214

No open-market purchases or sales by Calamos Strategic Total Return Fund insiders were filed in the last 90 days; 223 institutions reported holding it in 13F filings for Q2 2026, worth $805.2M in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Calamos Strategic Total Return Fund as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
223
+7 vs. Q1 2026
Shares held
39.0M
+528.3K (+1.4%) vs. Q1 2026
Total value
$805.2M
+$143.0M (+21.6%) vs. Q1 2026
New holders
19
86 more added
Sold out
12
49 more reduced

3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CSQ on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 223 institutions
Q1 2021: 149 institutionsQ2 2021: 148 institutionsQ3 2021: 144 institutionsQ4 2021: 169 institutionsQ1 2022: 159 institutionsQ2 2022: 153 institutionsQ3 2022: 157 institutionsQ4 2022: 164 institutionsQ1 2023: 169 institutionsQ2 2023: 160 institutionsQ3 2023: 168 institutionsQ4 2023: 173 institutionsQ1 2024: 177 institutionsQ2 2024: 189 institutionsQ3 2024: 190 institutionsQ4 2024: 203 institutionsQ1 2025: 201 institutionsQ2 2025: 202 institutionsQ3 2025: 209 institutionsQ4 2025: 216 institutionsQ1 2026: 219 institutionsQ2 2026: 223 institutions
Value heldQ2 2026: $805.2M
Q1 2021: $426.6MQ2 2021: $460.4MQ3 2021: $459.6MQ4 2021: $523.4MQ1 2022: $471.3MQ2 2022: $366.2MQ3 2022: $357.6MQ4 2022: $389.2MQ1 2023: $410.4MQ2 2023: $437.1MQ3 2023: $422.6MQ4 2023: $515.6MQ1 2024: $645.0MQ2 2024: $558.6MQ3 2024: $588.9MQ4 2024: $603.7MQ1 2025: $558.3MQ2 2025: $692.1MQ3 2025: $724.3MQ4 2025: $743.9MQ1 2026: $663.4MQ2 2026: $805.2M
Institutions holding CSQ and their total value by quarter
QuarterHoldersValue
Q2 2026223$805.2M
Q1 2026219$663.4M
Q4 2025216$743.9M
Q3 2025209$724.3M
Q2 2025202$692.1M
Q1 2025201$558.3M
Q4 2024203$603.7M
Q3 2024190$588.9M
Q2 2024189$558.6M
Q1 2024177$645.0M
Q4 2023173$515.6M
Q3 2023168$422.6M
Q2 2023160$437.1M
Q1 2023169$410.4M
Q4 2022164$389.2M
Q3 2022157$357.6M
Q2 2022153$366.2M
Q1 2022159$471.3M
Q4 2021169$523.4M
Q3 2021144$459.6M
Q2 2021148$460.4M
Q1 2021149$426.6M

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Calamos Strategic Total Return Fund; share changes are against Q1 2026.

Institutions holding CSQ in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Silverlake Wealth Management LLC15,018$308.8K0.06%+54+0.4%Added
Nicolet Bankshares Inc14,967$309.8K0.01%00.0%Unchanged
Blue Bell Private Wealth Management, LLC15,087$310.2K0.04%+9,517+170.9%Added
International Assets Investment Management, LLC15,066$310.8K0.02%00.0%Unchanged
SMH Capital Advisors Inc15,250$313.5K1.23%+456+3.1%Added
Live Oak Private Wealth LLC16,179$332.6K0.04%00.0%Unchanged
Stephens Inc16,366$336.5K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC16,575$340.8K0.01%−1,260−7.1%Reduced
Sequoia Financial Advisors, LLC16,694$343.2K0.00%−6,077−26.7%Reduced
Modern Wealth Management, LLC16,800$345.4K0.00%00.0%Unchanged
Kestra Private Wealth Services, LLC17,417$358.1K0.00%−1,042−5.6%Reduced
Strategies Wealth Advisors, LLC17,962$369.3K0.03%−1,000−5.3%Reduced
Empower Advisory Group, LLC18,409$378.5K0.00%00.0%Unchanged
San Luis Wealth Advisors LLC18,649$383.4K0.06%00.0%Unchanged
Dana Investment Advisors, Inc.18,787$386.3K0.01%00.0%Unchanged
IHT Wealth Management, LLC19,190$394.6K0.01%+5,835+43.7%Added
Wedbush Securities Inc19,287$397.0K0.01%+772+4.2%Added
Coquina Private Wealth LLC19,834$407.8K0.28%−152−0.8%Reduced
Mosaic Family Wealth Partners, LLC20,004$411.3K0.03%+203+1.0%Added
Smith, Moore & Co.20,400$419.4K0.03%00.0%Unchanged
WealthTrust Axiom LLC21,013$432.0K0.10%00.0%Unchanged
ELCO Management Co., LLC21,123$434.3K0.19%−300−1.4%Reduced
Game Plan Financial Advisors, LLC21,500$442.0K0.16%+1,500+7.5%Added
CAPROCK Group, Inc.21,771$447.6K0.01%+2,032+10.3%Added
Uniting Wealth Partners, LLC22,519$463.0K0.09%−469−2.0%Reduced
Guardian Wealth Advisors, LLC22,822$469.2K0.03%+59+0.3%Added
Fairman Group, LLC23,569$484.6K0.38%00.0%Unchanged
Creative Planning23,961$492.6K0.00%+23,961New
Jane Street Group, LLC24,775$509.4K0.00%−10,406−29.6%Reduced
Baird Financial Group, Inc.24,878$511.5K0.00%+1,979+8.6%Added
WCG Wealth Advisors LLC25,688$528.1K0.01%00.0%Unchanged
We Are One Seven, LLC25,745$529.3K0.01%+25,745New
Doliver Advisors, LP26,484$544.5K0.12%00.0%Unchanged
Lowe Brockenbrough & Co Inc26,637$547.7K0.02%00.0%Unchanged
Nations Financial Group Inc,26,662$548.2K0.03%+2,010+8.2%Added
Mezzasalma Advisors, LLC26,800$551.0K0.11%−246−0.9%Reduced
Kovack Advisors, Inc.28,768$593.2K0.03%−2,929−9.2%Reduced
Gryphon Financial Partners LLC28,982$595.9K0.05%00.0%Unchanged
Wealthcare Advisory Partners LLC29,166$599.7K0.01%+1,010+3.6%Added
Summit Financial, LLC29,230$601.0K0.01%+7,985+37.6%Added
D.A. Davidson & Co.29,301$602.4K0.00%+60.0%Added
Integrated Wealth Concepts LLC29,734$611.3K0.00%+388+1.3%Added
Advisory Advocates, LLC30,574$628.6K0.54%+250+0.8%Added
Pathstone Holdings, LLC30,885$635.0K0.00%00.0%Unchanged
Wealth Enhancement Advisory Services, LLC31,007$644.9K0.00%+3,617+13.2%Added
XTX Topco Ltd31,619$650.1K0.01%+31,619New
Goldman Sachs Group Inc32,032$658.6K0.00%+386+1.2%Added
Waterloo Capital, L.P.32,122$660.4K0.04%+32,122New
NWF Advisory Services Inc.32,334$664.8K0.06%+2,000+6.6%Added
QTR Family Wealth, LLC32,408$666.3K0.23%+37+0.1%Added
Quad-Cities Investment Group, LLC33,337$685.4K0.25%+2,774+9.1%Added
Aptus Capital Advisors, LLC34,611$711.6K0.01%+59+0.2%Added
PW Nova Financial Services LLC35,485$729.6K0.16%+81+0.2%Added
TrueMark Investments, LLC35,665$733.3K0.09%+2,361+7.1%Added
Brookstone Capital Management38,658$794.8K0.01%+10,318+36.4%Added
Western Wealth Management, LLC38,810$797.9K0.03%00.0%Unchanged
Warren Averett Asset Management, LLC42,653$876.9K0.01%−2,583−5.7%Reduced
Concurrent Investment Advisors, LLC44,345$911.7K0.01%+2,244+5.3%Added
David J Yvars Group45,208$923.8K0.45%+1,816+4.2%Added
PFG Investments, LLC47,492$976.4K0.04%+7,800+19.7%Added
Dakota Wealth Management54,052$1.11M0.02%+450+0.8%Added
Invesco Ltd.54,311$1.12M0.00%−22,333−29.1%Reduced
GWM Advisors LLC57,600$1.18M0.00%−6,536−10.2%Reduced
Harbour Investments, Inc.57,616$1.18M0.02%+270.0%Added
Central Trust Co59,008$1.21M0.02%−1,100−1.8%Reduced
Mesirow Financial Investment Management, Inc.61,156$1.26M0.02%+202+0.3%Added
The PNC Financial Services Group, Inc.65,425$1.35M0.00%+2,140+3.4%Added
Fifth Third Bancorp65,469$1.35M0.00%−806−1.2%Reduced
Beacon Pointe Advisors, LLC71,451$1.47M0.01%+36,458+104.2%Added
Snowden Capital Advisors LLC71,588$1.47M0.03%+5,706+8.7%Added
Oppenheimer & Co Inc72,256$1.49M0.02%−801−1.1%Reduced
Palogic Value Management, L.P.77,600$1.60M0.28%+38,800+100.0%Added
Captrust Financial Advisors80,272$1.65M0.00%−57,301−41.7%Reduced
SRS Capital Advisors, Inc.80,528$1.66M0.01%+80,344+43,665.2%Added
Lake Street Financial LLC84,348$1.73M0.20%+10,100+13.6%Added
Private Advisor Group, LLC84,798$1.74M0.01%+2,855+3.5%Added
Calamos Wealth Management LLC85,160$1.75M0.05%00.0%Unchanged
Meridian Wealth Advisors, LLC85,722$1.76M0.20%00.0%Unchanged
Kestra Advisory Services, LLC93,995$1.93M0.01%+6,339+7.2%Added
Aviance Capital Partners, LLC98,505$2.03M0.21%−340−0.3%Reduced
Pointe Capital Management LLC115,602$2.38M1.06%−8,499−6.8%Reduced
Mariner, LLC117,049$2.41M0.00%+9,999+9.3%Added
Founders Financial Securities LLC120,550$2.48M0.13%+1,820+1.5%Added
Steward Partners Investment Advisory, LLC121,061$2.49M0.01%−2,393−1.9%Reduced
HighTower Advisors, LLC121,577$2.50M0.00%+1,486+1.2%Added
J.W. Cole Advisors, Inc.125,610$2.58M0.04%+125,610New
Clearstead Advisors, LLC133,571$2.75M0.03%−2,682−2.0%Reduced
Savant Capital, LLC136,791$2.81M0.01%+1,448+1.1%Added
Pensionmark Financial Group, LLC170,261$2.91M0.05%−1,700−1.0%Reduced
Davenport & Co LLC147,497$3.03M0.02%−19,727−11.8%Reduced
Prairie Wealth Advisors, Inc.0$3.17M0.76%0Unchanged
Commonwealth Equity Services, LLC159,926$3.29M0.00%+582+0.4%Added
PMG Family Office LLC162,340$3.34M3.08%+1,061+0.7%Added
Shaker Financial Services, LLC163,703$3.37M1.05%−448,880−73.3%Reduced
Sanctuary Advisors, LLC166,343$3.42M0.02%−254−0.2%Reduced
Envestnet Asset Management Inc195,505$4.02M0.00%+48,469+33.0%Added
Wolverine Asset Management LLC225,353$4.63M0.06%+14,558+6.9%Added
Smith Asset Management Co., LLC226,606$4.66M3.67%−3,250−1.4%Reduced
Janney Montgomery Scott LLC237,208$4.88M0.01%+16,166+7.3%Added
Apollon Wealth Management, LLC274,887$5.65M0.07%−6,183−2.2%Reduced