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 |
|---|---|---|---|---|---|
| Ameriprise Financial Inc | 301,478 | $6.20M | 0.00% | +14,717+5.1% | Added |
| Truist Financial Corp | 315,627 | $6.49M | 0.01% | +7,262+2.4% | Added |
| Cambridge Investment Research Advisors, Inc. | 328,326 | $6.75M | 0.01% | +162,224+97.7% | Added |
| Guggenheim Capital LLC | 338,003 | $6.95M | 0.04% | +13,458+4.1% | Added |
| Rivernorth Capital Management, LLC | 351,534 | $7.23M | 0.34% | +179,071+103.8% | Added |
| Advisor Group Holdings, Inc. | 369,250 | $7.59M | 0.01% | +38,894+11.8% | Added |
| Stifel Financial Corp | 412,706 | $8.49M | 0.01% | +24,171+6.2% | Added |
| Wiley Bros.-Aintree Capital, LLC | 501,570 | $10.2M | 0.04% | −53,622−9.7% | Reduced |
| Stratos Wealth Partners, LTD. | 527,617 | $10.8M | 0.11% | +1,829+0.3% | Added |
| 1607 Capital Partners, LLC | 635,466 | $13.1M | 1.14% | +202,825+46.9% | Added |
| Advisors Asset Management, Inc. | 699,531 | $14.4M | 0.22% | +50,453+7.8% | Added |
| Rockefeller Capital Management L.P. | 748,412 | $15.4M | 0.02% | +38,235+5.4% | Added |
| Cetera Investment Advisers | 772,014 | $15.9M | 0.01% | −10,612−1.4% | Reduced |
| McGowan Group Asset Management, Inc. | 787,259 | $16.2M | 1.97% | −7,438−0.9% | Reduced |
| Bensler, LLC | 1,152,865 | $23.7M | 2.10% | +38,166+3.4% | Added |
| LPL Financial LLC | 1,248,517 | $25.7M | 0.01% | +24,445+2.0% | Added |
| Karpus Management, Inc. | 2,052,204 | $42.2M | 1.21% | +107,581+5.5% | Added |
| Royal Bank of Canada | 2,162,971 | $44.5M | 0.01% | +44,755+2.1% | Added |
| Raymond James Financial Inc | 2,356,479 | $48.4M | 0.01% | +230,339+10.8% | Added |
| Wells Fargo & Company | 3,045,129 | $62.6M | 0.01% | −17,612−0.6% | Reduced |
| UBS Group AG | 3,937,493 | $81.0M | 0.01% | +28,995+0.7% | Added |
| Morgan Stanley | 4,298,735 | $88.4M | 0.00% | −67,478−1.5% | Reduced |
| Bank of America Corp | 4,865,484 | $100.0M | 0.01% | +7,949+0.2% | Added |
| Readystate Asset Management LP | 0 | $0 | 0.00% | −236,613−100.0% | Sold out |
| Logan Stone Capital, LLC | 0 | $0 | 0.00% | −130,383−100.0% | Sold out |
| Calamos Advisors LLC | 0 | $0 | 0.00% | −85,160−100.0% | Sold out |
| Nine Masts Capital Ltd | 0 | $0 | 0.00% | −27,663−100.0% | Sold out |
| Cascade Financial Partners, LLC | 0 | $0 | 0.00% | −18,723−100.0% | Sold out |
| Compass Planning Associates Inc | 0 | $0 | 0.00% | −17,898−100.0% | Sold out |
| Norris Financial Group, LLC | 0 | $0 | 0.00% | −12,000−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −11,084−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −8,354−100.0% | Sold out |
| Hilltop National Bank | 0 | $0 | 0.00% | −1,118−100.0% | Sold out |
| Rossby Financial, LCC | 0 | $0 | 0.00% | −486−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −35−100.0% | Sold out |
| U.S. Capital Wealth Advisors, LLC | – | – | – | – | Not filed |
| Moseley Investment Management Inc | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |