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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 223 | $805.2M |
| Q1 2026 | 219 | $663.4M |
| Q4 2025 | 216 | $743.9M |
| Q3 2025 | 209 | $724.3M |
| Q2 2025 | 202 | $692.1M |
| Q1 2025 | 201 | $558.3M |
| Q4 2024 | 203 | $603.7M |
| Q3 2024 | 190 | $588.9M |
| Q2 2024 | 189 | $558.6M |
| Q1 2024 | 177 | $645.0M |
| Q4 2023 | 173 | $515.6M |
| 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 | $523.4M |
| Q3 2021 | 144 | $459.6M |
| Q2 2021 | 148 | $460.4M |
| Q1 2021 | 149 | $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.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Russell Investments Group, Ltd. | 0 | $4 | 0.00% | 0 | Unchanged |
| Compass Financial Management LLC | 15 | $308 | 0.00% | +15 | New |
| Tidemark, LLC | 17 | $350 | 0.00% | 00.0% | Unchanged |
| Providence Capital Advisors, LLC | 140 | $2.88K | 0.00% | +140 | New |
| JFS Wealth Advisors, LLC | 163 | $3.35K | 0.00% | +163 | New |
| SOA Wealth Advisors, LLC. | 186 | $3.82K | 0.00% | +4+2.2% | Added |
| City State Bank | 200 | $4.11K | 0.00% | 00.0% | Unchanged |
| Key Financial Inc | 250 | $5.14K | 0.00% | 00.0% | Unchanged |
| Ares Financial Consulting, LLC | 256 | $5.27K | 0.00% | +4+1.6% | Added |
| North Star Investment Management Corp. | 400 | $8.22K | 0.00% | 00.0% | Unchanged |
| CGC Financial Services, LLC | 401 | $8.24K | 0.00% | 00.0% | Unchanged |
| Evolution Wealth Management Inc. | 410 | $8.43K | 0.00% | 00.0% | Unchanged |
| Ameriflex Group, Inc. | 450 | $9.25K | 0.00% | 00.0% | Unchanged |
| Fairscale Capital, LLC | 500 | $10.3K | 0.01% | 00.0% | Unchanged |
| Financial Network Wealth Advisors LLC | 520 | $10.7K | 0.01% | +520 | New |
| UBS Asset Management Americas Inc | 560 | $11.5K | 0.00% | 00.0% | Unchanged |
| Salomon & Ludwin, LLC | 686 | $14.2K | 0.00% | 00.0% | Unchanged |
| Private Wealth Asset Management, LLC | 750 | $15.4K | 0.00% | 00.0% | Unchanged |
| Armstrong Advisory Group, Inc | 863 | $17.8K | 0.00% | +15+1.8% | Added |
| Hilton Head Capital Partners, LLC | 900 | $18.5K | 0.01% | 00.0% | Unchanged |
| Farmers & Merchants Trust Co of Chambersburg PA | 940 | $19.0K | 0.00% | +940 | New |
| Fortis Group Advisors, LLC | 1,000 | $20.6K | 0.00% | 00.0% | Unchanged |
| Quent Capital, LLC | 1,027 | $21.1K | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 1,110 | $22.8K | 0.00% | 00.0% | Unchanged |
| First Pacific Financial | 1,174 | $24.1K | 0.00% | +21+1.8% | Added |
| Princeton Global Asset Management LLC | 1,200 | $24.7K | 0.00% | 00.0% | Unchanged |
| Kilter Group LLC | 1,500 | $30.8K | 0.01% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 1,690 | $34.7K | 0.02% | −1,400−45.3% | Reduced |
| Pacific Center for Financial Services | 1,692 | $34.8K | 0.01% | 00.0% | Unchanged |
| Westside Investment Management, Inc. | 1,754 | $36.1K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 1,937 | $39.8K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 2,098 | $43.1K | 0.00% | +415+24.7% | Added |
| Bartlett & Co. Wealth Management LLC | 2,112 | $43.4K | 0.00% | 00.0% | Unchanged |
| N.E.W. Advisory Services LLC | 2,215 | $45.5K | 0.00% | 00.0% | Unchanged |
| Asset Dedication, LLC | 2,400 | $49.3K | 0.00% | 00.0% | Unchanged |
| Dunhill Financial, LLC | 2,428 | $49.9K | 0.01% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 2,502 | $50.8K | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 2,683 | $55.2K | 0.01% | +49+1.9% | Added |
| CX Institutional | 3,022 | $62.0K | 0.00% | −1,380−31.3% | Reduced |
| Eastern Bank | 3,060 | $62.9K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 3,230 | $66.4K | 0.00% | −2,258−41.1% | Reduced |
| Parallel Advisors, LLC | 3,443 | $70.8K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 3,500 | $72.0K | 0.00% | 00.0% | Unchanged |
| FWL Investment Management, LLC | 3,550 | $73.0K | 0.01% | +3,550 | New |
| Atlantic Union Bankshares Corp | 4,432 | $91.1K | 0.00% | −818−15.6% | Reduced |
| Rothschild Investment LLC | 5,000 | $102.8K | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 5,083 | $104.5K | 0.01% | +93+1.9% | Added |
| Delta Asset Management LLC | 5,105 | $105.0K | 0.01% | 00.0% | Unchanged |
| Barrett & Company, Inc. | 6,249 | $128.5K | 0.04% | 00.0% | Unchanged |
| Huntington National Bank | – | $131.1K | 0.00% | – | – |
| Global Retirement Partners, LLC | 6,425 | $132.1K | 0.00% | +6,425 | New |
| Halbert Hargrove Global Advisors, LLC | 7,837 | $161.1K | 0.01% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 7,870 | $161.8K | 0.01% | +6,270+391.9% | Added |
| IFP Advisors, Inc | 8,273 | $170.1K | 0.00% | 00.0% | Unchanged |
| NBC Securities, Inc. | 9,525 | $195.8K | 0.01% | −5,871−38.1% | Reduced |
| PlanVest Financial, Inc | 9,673 | $198.9K | 0.13% | 00.0% | Unchanged |
| IFG Advisory, LLC | 9,829 | $202.1K | 0.01% | +9,829 | New |
| Private Trust Co NA | 9,861 | $202.7K | 0.02% | +3,407+52.8% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 10,063 | $206.9K | 0.00% | 00.0% | Unchanged |
| SP Asset Management LLC | 10,122 | $208.1K | 0.02% | +10,122 | New |
| Continuum Advisory, LLC | 10,407 | $214.0K | 0.02% | −550−5.0% | Reduced |
| M&T Bank Corp | 10,695 | $219.9K | 0.00% | −35,000−76.6% | Reduced |
| Azimuth Capital Investment Management LLC | 10,726 | $220.5K | 0.01% | −159−1.5% | Reduced |
| 49 Wealth Management, LLC | 10,794 | $221.9K | 0.04% | +10,794 | New |
| Alongside, LLC | 10,794 | $221.9K | 0.04% | +10,794 | New |
| Mercer Global Advisors Inc | 10,875 | $223.6K | 0.00% | +10,875 | New |
| Consolidated Planning Corp | 10,915 | $224.4K | 0.03% | −2,425−18.2% | Reduced |
| Neuberger Berman Group LLC | 11,136 | $229.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Advisory Services, LLC | 11,155 | $229.3K | 0.00% | +11,155 | New |
| Cerity Partners LLC | 11,233 | $230.9K | 0.00% | +11,233 | New |
| MAI Capital Management | 11,390 | $234.2K | 0.00% | +6,413+128.9% | Added |
| Private Wealth Group, LLC | 11,404 | $234.5K | 0.09% | 00.0% | Unchanged |
| Ashton Thomas Private Wealth, LLC | 11,960 | $245.9K | 0.01% | 00.0% | Unchanged |
| Benjamin Edwards Inc | 12,070 | $248.2K | 0.00% | +69+0.6% | Added |
| Founders Financial Alliance, LLC | 12,149 | $249.8K | 0.03% | −418−3.3% | Reduced |
| Susquehanna International Group, LLP | 12,358 | $254.1K | 0.00% | +1,568+14.5% | Added |
| Prospera Financial Services Inc | 12,361 | $254.2K | 0.00% | +45+0.4% | Added |
| Farther Finance Advisors, LLC | 12,413 | $255.2K | 0.00% | −148−1.2% | Reduced |
| LaSalle St. Investment Advisors, LLC | 12,464 | $256.3K | 0.03% | +596+5.0% | Added |
| Signal Advisors Wealth, LLC | 12,885 | $264.9K | 0.01% | 00.0% | Unchanged |
| MML Investors Services, LLC | 13,023 | $267.8K | 0.00% | −925−6.6% | Reduced |
| Insigneo Advisory Services, LLC | 13,174 | $270.9K | 0.01% | 00.0% | Unchanged |
| Bay Capital Advisors, LLC | 13,379 | $275.1K | 0.15% | −4,149−23.7% | Reduced |
| Vestmark Advisory Solutions, Inc. | 13,400 | $275.5K | 0.00% | −5,205−28.0% | Reduced |
| Mount Yale Investment Advisors, LLC | 13,400 | $275.5K | 0.01% | −5,205−28.0% | Reduced |
| Kellett Schaffner Wealth Advisors LLC | 13,477 | $277.1K | 0.13% | 00.0% | Unchanged |
| Closed-End Fund Advisors, Inc. | 13,536 | $278.3K | 0.27% | +873+6.9% | Added |
| Calton & Associates, Inc. | 13,657 | $280.8K | 0.04% | +964+7.6% | Added |
| EP Wealth Advisors, LLC | 13,857 | $284.9K | 0.00% | −2,291−14.2% | Reduced |
| AQR Capital Management LLC | 13,980 | $287.4K | 0.00% | 00.0% | Unchanged |
| Lantz Financial LLC | 14,000 | $287.8K | 0.05% | +462+3.4% | Added |
| Dynamic Advisor Solutions LLC | 14,275 | $293.5K | 0.01% | −1,346−8.6% | Reduced |
| Chicago Partners Investment Group LLC | 14,614 | $294.2K | 0.01% | +165+1.1% | Added |
| Fundamentun, LLC | 14,504 | $298.2K | 0.01% | +221+1.5% | Added |
| Northwestern Mutual Wealth Management Co | 14,539 | $298.9K | 0.00% | +4,210+40.8% | Added |
| CI Private Wealth, LLC | 14,572 | $299.6K | 0.00% | 00.0% | Unchanged |
| XML Financial, LLC | 14,678 | $301.8K | 0.02% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 14,959 | $303.5K | 0.00% | 00.0% | Unchanged |
| Institute for Wealth Management, LLC. | 14,834 | $305.0K | 0.03% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 15,000 | $308.4K | 0.00% | 00.0% | Unchanged |