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, Q3 2025
Institutional positions in Calamos Strategic Total Return Fund as of Sep 30, 2025. 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
- 209
- +11 vs. Q2 2025
- Shares held
- 37.4M
- +2.16M (+6.1%) vs. Q2 2025
- Total value
- $721.5M
- +$78.5M (+12.2%) vs. Q2 2025
- New holders
- 23
- 67 more added
- Sold out
- 12
- 47 more reduced
4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Calamos Strategic Total Return Fund; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bensler, LLC | 1,007,582 | $19.4M | 2.02% | +13,106+1.3% | Added |
| LPL Financial LLC | 1,116,718 | $21.5M | 0.01% | +37,877+3.5% | Added |
| Raymond James Financial Inc | 1,990,969 | $38.4M | 0.01% | −4,276−0.2% | Reduced |
| Royal Bank of Canada | 2,023,846 | $39.0M | 0.01% | +23,635+1.2% | Added |
| Cornerstone Advisors, LLC | 2,211,013 | $42.7M | 1.41% | +772,878+53.7% | Added |
| Wells Fargo & Company | 3,188,843 | $61.5M | 0.01% | −100,678−3.1% | Reduced |
| UBS Group AG | 3,946,285 | $76.1M | 0.01% | −7,754−0.2% | Reduced |
| Morgan Stanley | 4,300,434 | $83.0M | 0.01% | +94,498+2.2% | Added |
| Bank of America Corp | 4,783,958 | $92.3M | 0.01% | +48,205+1.0% | Added |
| Arete Wealth Advisors, LLC | 0 | $0 | 0.00% | −34,356−100.0% | Sold out |
| Kovack Advisors, Inc. | 0 | $0 | 0.00% | −30,825−100.0% | Sold out |
| Elequin Capital LP | 0 | $0 | 0.00% | −20,704−100.0% | Sold out |
| Beacon Pointe Advisors, LLC | 0 | $0 | 0.00% | −10,329−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −10,250−100.0% | Sold out |
| Trust Co of Vermont | 0 | $0 | 0.00% | −5,289−100.0% | Sold out |
| GHP Investment Advisors, Inc. | 0 | $0 | 0.00% | −3,400−100.0% | Sold out |
| Transce3nd, LLC | 0 | $0 | 0.00% | −707−100.0% | Sold out |
| Beaird Harris Wealth Management, LLC | 0 | $0 | 0.00% | −325−100.0% | Sold out |
| FWL Investment Management, LLC | 0 | $0 | 0.00% | −115−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −24−100.0% | Sold out |
| TSFG, LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Good Life Advisors, LLC | – | – | – | – | Not filed |
| EP Wealth Advisors, LLC | – | – | – | – | Not filed |
| TFG Advisers LLC | – | – | – | – | Not filed |
| Atria Wealth Solutions, Inc. | – | – | – | – | Not filed |