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 |
|---|---|---|---|---|---|
| Russell Investments Group, Ltd. | 0 | $3 | 0.00% | 0 | Unchanged |
| Tidemark, LLC | 17 | $291 | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 35 | $599 | 0.00% | +21+150.0% | Added |
| SOA Wealth Advisors, LLC. | 182 | $3.12K | 0.00% | +3+1.7% | Added |
| SRS Capital Advisors, Inc. | 184 | $3.15K | 0.00% | −2,968−94.2% | Reduced |
| City State Bank | 200 | $3.42K | 0.00% | 00.0% | Unchanged |
| Key Financial Inc | 250 | $4.28K | 0.00% | 00.0% | Unchanged |
| Ares Financial Consulting, LLC | 252 | $4.38K | 0.00% | +5+2.0% | Added |
| North Star Investment Management Corp. | 400 | $6.85K | 0.00% | 00.0% | Unchanged |
| CGC Financial Services, LLC | 401 | $6.87K | 0.00% | +401 | New |
| Evolution Wealth Management Inc. | 410 | $7.02K | 0.01% | 00.0% | Unchanged |
| Ameriflex Group, Inc. | 450 | $7.70K | 0.00% | 00.0% | Unchanged |
| Rossby Financial, LCC | 486 | $8.45K | 0.00% | +486 | New |
| Fairscale Capital, LLC | 500 | $8.56K | 0.01% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 560 | $9.59K | 0.00% | +560 | New |
| Salomon & Ludwin, LLC | 686 | $12.0K | 0.00% | 00.0% | Unchanged |
| Private Wealth Asset Management, LLC | 750 | $12.8K | 0.00% | 00.0% | Unchanged |
| Armstrong Advisory Group, Inc | 848 | $14.5K | 0.00% | +17+2.0% | Added |
| Hilton Head Capital Partners, LLC | 900 | $15.4K | 0.01% | 00.0% | Unchanged |
| Fortis Group Advisors, LLC | 1,000 | $17.1K | 0.00% | 00.0% | Unchanged |
| Quent Capital, LLC | 1,027 | $17.6K | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 1,110 | $19.0K | 0.00% | 00.0% | Unchanged |
| Hilltop National Bank | 1,118 | $19.1K | 0.00% | 00.0% | Unchanged |
| First Pacific Financial | 1,153 | $19.7K | 0.00% | +23+2.0% | Added |
| Princeton Global Asset Management LLC | 1,200 | $20.5K | 0.00% | 00.0% | Unchanged |
| Kilter Group LLC | 1,500 | $25.7K | 0.01% | +1,500 | New |
| AdvisorNet Financial, Inc | 1,600 | $27.4K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 1,683 | $28.8K | 0.00% | +1,041+162.1% | Added |
| Pacific Center for Financial Services | 1,692 | $29.0K | 0.01% | 00.0% | Unchanged |
| Westside Investment Management, Inc. | 1,754 | $30.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 1,937 | $33.2K | 0.00% | −300−13.4% | Reduced |
| N.E.W. Advisory Services LLC | 2,215 | $37.9K | 0.00% | −2,185−49.7% | Reduced |
| Asset Dedication, LLC | 2,400 | $41.1K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 2,502 | $41.3K | 0.00% | 00.0% | Unchanged |
| Bartlett & Co. Wealth Management LLC | 2,112 | $41.4K | 0.00% | +1,842+682.2% | Added |
| Dunhill Financial, LLC | 2,428 | $41.6K | 0.01% | 00.0% | Unchanged |
| Truvestments Capital LLC | 2,634 | $45.1K | 0.01% | +51+2.0% | Added |
| Eastern Bank | 3,060 | $52.4K | 0.00% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 3,090 | $52.9K | 0.03% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 3,443 | $59.0K | 0.00% | −2,950−46.1% | Reduced |
| CoreCap Advisors, LLC | 3,500 | $59.9K | 0.00% | −500−12.5% | Reduced |
| CX Institutional | 4,402 | $75.0K | 0.00% | −168−3.7% | Reduced |
| MAI Capital Management | 4,977 | $85.2K | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 4,990 | $85.4K | 0.01% | +97+2.0% | Added |
| Rothschild Investment LLC | 5,000 | $85.6K | 0.00% | 00.0% | Unchanged |
| Delta Asset Management LLC | 5,105 | $87.4K | 0.01% | 00.0% | Unchanged |
| Atlantic Union Bankshares Corp | 5,250 | $89.9K | 0.00% | −1,376−20.8% | Reduced |
| Allworth Financial LP | 5,488 | $94.0K | 0.00% | −11−0.2% | Reduced |
| Blue Bell Private Wealth Management, LLC | 5,570 | $95.4K | 0.01% | +5,570 | New |
| Barrett & Company, Inc. | 6,249 | $107.0K | 0.04% | 00.0% | Unchanged |
| Huntington National Bank | – | $109.2K | 0.00% | – | – |
| Private Trust Co NA | 6,454 | $110.5K | 0.01% | −3,580−35.7% | Reduced |
| CWM, LLC | 7,440 | $127.4K | 0.00% | +10.0% | Added |
| Halbert Hargrove Global Advisors, LLC | 7,837 | $134.2K | 0.01% | 00.0% | Unchanged |
| IFP Advisors, Inc | 8,273 | $141.6K | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 8,354 | $143.0K | 0.00% | +8,354 | New |
| PlanVest Financial, Inc | 9,673 | $165.6K | 0.13% | +9,673 | New |
| Kayne Anderson Rudnick Investment Management LLC | 10,063 | $172.3K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 10,329 | $176.8K | 0.00% | +418+4.2% | Added |
| Susquehanna International Group, LLP | 10,790 | $184.7K | 0.00% | +10,790 | New |
| Azimuth Capital Investment Management LLC | 10,885 | $186.4K | 0.01% | 00.0% | Unchanged |
| Continuum Advisory, LLC | 10,957 | $187.6K | 0.02% | 00.0% | Unchanged |
| Virtu Financial LLC | 11,084 | $190.0K | 0.01% | +11,084 | New |
| Neuberger Berman Group LLC | 11,136 | $190.6K | 0.00% | 00.0% | Unchanged |
| Private Wealth Group, LLC | 11,404 | $195.2K | 0.09% | 00.0% | Unchanged |
| LaSalle St. Investment Advisors, LLC | 11,868 | $203.2K | 0.03% | +77+0.7% | Added |
| Ashton Thomas Private Wealth, LLC | 11,960 | $204.8K | 0.00% | 00.0% | Unchanged |
| Norris Financial Group, LLC | 12,000 | $205.4K | 0.07% | 00.0% | Unchanged |
| Benjamin Edwards Inc | 12,001 | $205.5K | 0.00% | +1,410+13.3% | Added |
| Prospera Financial Services Inc | 12,316 | $210.9K | 0.00% | +12,316 | New |
| Founders Financial Alliance, LLC | 12,567 | $215.1K | 0.04% | −4,014−24.2% | Reduced |
| Closed-End Fund Advisors, Inc. | 12,663 | $216.8K | 0.22% | +12,663 | New |
| Calton & Associates, Inc. | 12,693 | $217.3K | 0.03% | −3,598−22.1% | Reduced |
| Farther Finance Advisors, LLC | 12,561 | $218.4K | 0.00% | +8,527+211.4% | Added |
| Signal Advisors Wealth, LLC | 12,885 | $220.6K | 0.02% | 00.0% | Unchanged |
| Insigneo Advisory Services, LLC | 13,174 | $225.5K | 0.02% | 00.0% | Unchanged |
| Moseley Investment Management Inc | 13,275 | $227.3K | 0.07% | −500−3.6% | Reduced |
| Consolidated Planning Corp | 13,340 | $228.4K | 0.04% | −462−3.3% | Reduced |
| IHT Wealth Management, LLC | 13,355 | $228.6K | 0.01% | +1,804+15.6% | Added |
| Kellett Schaffner Wealth Advisors LLC | 13,477 | $230.7K | 0.13% | 00.0% | Unchanged |
| Lantz Financial LLC | 13,538 | $231.8K | 0.05% | 00.0% | Unchanged |
| MML Investors Services, LLC | 13,948 | $238.8K | 0.00% | −334−2.3% | Reduced |
| AQR Capital Management LLC | 13,980 | $239.3K | 0.00% | +13,980 | New |
| Fundamentun, LLC | 14,283 | $244.5K | 0.01% | +231+1.6% | Added |
| JPMorgan Chase & Co | 14,959 | $246.8K | 0.00% | −692−4.4% | Reduced |
| CI Private Wealth, LLC | 14,572 | $249.5K | 0.00% | −3,500−19.4% | Reduced |
| XML Financial, LLC | 14,678 | $251.3K | 0.02% | 00.0% | Unchanged |
| SMH Capital Advisors Inc | 14,794 | $253.3K | 0.72% | +17+0.1% | Added |
| Institute for Wealth Management, LLC. | 14,834 | $254.0K | 0.03% | −313−2.1% | Reduced |
| Silverlake Wealth Management LLC | 14,964 | $256.2K | 0.05% | +56+0.4% | Added |
| Cresset Asset Management, LLC | 15,000 | $256.8K | 0.00% | 00.0% | Unchanged |
| Nicolet Bankshares Inc | 14,967 | $260.3K | 0.01% | +14,967 | New |
| International Assets Investment Management, LLC | 15,066 | $262.0K | 0.02% | 00.0% | Unchanged |
| NBC Securities, Inc. | 15,396 | $263.6K | 0.02% | −49−0.3% | Reduced |
| Dynamic Advisor Solutions LLC | 15,621 | $267.4K | 0.01% | −476−3.0% | Reduced |
| EP Wealth Advisors, LLC | 16,148 | $276.5K | 0.00% | −1,500−8.5% | Reduced |
| Live Oak Private Wealth LLC | 16,179 | $277.0K | 0.04% | 00.0% | Unchanged |
| Chicago Partners Investment Group LLC | 14,449 | $279.3K | 0.01% | −28−0.2% | Reduced |
| Stephens Inc | 16,366 | $280.2K | 0.00% | 00.0% | Unchanged |
| Modern Wealth Management, LLC | 16,800 | $292.2K | 0.01% | 00.0% | Unchanged |