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 $801.0M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Calamos Strategic Total Return Fund as of Mar 31, 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
- 219
- +8 vs. Q4 2025
- Shares held
- 38.6M
- +130.3K (+0.3%) vs. Q4 2025
- Total value
- $663.4M
- −$77.6M (−10.5%) vs. Q4 2025
- New holders
- 20
- 78 more added
- Sold out
- 12
- 50 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 223 | $801.0M |
| Q1 2026 | 219 | $663.4M |
| Q4 2025 | 216 | $743.6M |
| Q3 2025 | 209 | $721.5M |
| Q2 2025 | 202 | $644.5M |
| Q1 2025 | 201 | $558.1M |
| Q4 2024 | 203 | $603.7M |
| Q3 2024 | 190 | $573.8M |
| Q2 2024 | 189 | $544.3M |
| Q1 2024 | 177 | $513.6M |
| Q4 2023 | 173 | $453.9M |
| Q3 2023 | 168 | $422.6M |
| Q2 2023 | 160 | $437.1M |
| Q1 2023 | 169 | $410.4M |
| Q4 2022 | 164 | $389.2M |
| Q3 2022 | 157 | $357.6M |
| Q2 2022 | 153 | $366.2M |
| Q1 2022 | 159 | $471.3M |
| Q4 2021 | 169 | $523.2M |
| Q3 2021 | 144 | $459.6M |
| Q2 2021 | 148 | $460.4M |
| Q1 2021 | 149 | $425.1M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Calamos Strategic Total Return Fund; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Advisor Group Holdings, Inc. | 330,356 | $5.66M | 0.01% | +29,958+10.0% | Added |
| Stifel Financial Corp | 388,535 | $6.65M | 0.01% | −4,506−1.1% | Reduced |
| 1607 Capital Partners, LLC | 432,641 | $7.41M | 0.53% | +281,432+186.1% | Added |
| Stratos Wealth Partners, LTD. | 525,788 | $9.00M | 0.10% | −7,874−1.5% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 555,192 | $9.51M | 0.05% | −24,902−4.3% | Reduced |
| Shaker Financial Services, LLC | 612,583 | $10.5M | 3.66% | +286,709+88.0% | Added |
| Advisors Asset Management, Inc. | 649,078 | $11.1M | 0.18% | −26,942−4.0% | Reduced |
| Rockefeller Capital Management L.P. | 710,177 | $12.2M | 0.02% | +39,947+6.0% | Added |
| Cetera Investment Advisers | 782,626 | $13.4M | 0.01% | +27,839+3.7% | Added |
| McGowan Group Asset Management, Inc. | 794,697 | $13.6M | 1.73% | −2,883−0.4% | Reduced |
| Bensler, LLC | 1,114,699 | $19.1M | 1.97% | +27,598+2.5% | Added |
| LPL Financial LLC | 1,224,072 | $21.0M | 0.01% | +18,299+1.5% | Added |
| Karpus Management, Inc. | 1,944,623 | $33.3M | 1.04% | +598,819+44.5% | Added |
| Royal Bank of Canada | 2,118,216 | $36.3M | 0.01% | +91,551+4.5% | Added |
| Raymond James Financial Inc | 2,126,140 | $36.4M | 0.01% | +33,314+1.6% | Added |
| Wells Fargo & Company | 3,062,741 | $52.4M | 0.01% | +5,510+0.2% | Added |
| UBS Group AG | 3,908,498 | $66.9M | 0.01% | −22,798−0.6% | Reduced |
| Morgan Stanley | 4,366,213 | $74.7M | 0.00% | +154,925+3.7% | Added |
| Bank of America Corp | 4,857,535 | $83.2M | 0.01% | +84,345+1.8% | Added |
| Cornerstone Advisors, LLC | 0 | $0 | 0.00% | −1,712,871−100.0% | Sold out |
| J.W. Cole Advisors, Inc. | 0 | $0 | 0.00% | −119,092−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −53,669−100.0% | Sold out |
| City of London Investment Management Co Ltd | 0 | $0 | 0.00% | −13,170−100.0% | Sold out |
| Canal Capital Management, LLC | 0 | $0 | 0.00% | −13,034−100.0% | Sold out |
| Mercer Global Advisors Inc | 0 | $0 | 0.00% | −10,593−100.0% | Sold out |
| Ronald Blue Trust, Inc. | 0 | $0 | 0.00% | −9,768−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Navalign, LLC | 0 | $0 | 0.00% | −572−100.0% | Sold out |
| Boyd Watterson Asset Management LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| GAMMA Investing LLC | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Estate Planners Group, LLC | 0 | $0 | 0.00% | −150−100.0% | Sold out |
| Comerica Bank | – | – | – | – | Not filed |
| MGB Wealth Management, LLC | – | – | – | – | Not filed |
| Litman Gregory Asset Management LLC | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| ORG Partners LLC | – | – | – | – | Not filed |