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                      | Exchange: | 
                        
                        New York Stock Exchange                         | 
                     
                     
                      | Security 
                        Type: | 
                        
                        Mutual Fund                         | 
                     
                     
                      | Shares 
                        Out: | 
                        
                        154,514,000                         | 
                     
                     
                      | Market 
                        Cap: | 
                       
                        2.98(B)                         | 
                     
                     
                      | Last 
                        Volume: | 
                       
                        149,166                         | 
                      Avg 
                        Vol: | 
                       
                        249,181                         | 
                     
                     
                      | 52 
                        Week Range: | 
                       
                        $13.86 - $19.56                         | 
                     
                     
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                      | Level 
                        I Sector: | 
                        
                        Financials                         | 
                     
                     
                      | Level 
                        II Sector: | 
                       
                        Financial Services                         | 
                     
                     
                      | Level 
                        III Sector: | 
                      
                        Closed - End Fund - Equity                         | 
                     
                     
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                        Member Indexes: 
                         
                        
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                        Rankings: 
                          
                        
                           
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| Insider 3 Months    :   - | 
 
| Insider 6 Months    :   - | 
 
| Insider 3/6 Months :   - | 
 
 
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| Guru Rank Number :  - | 
 
| Guru Rank Value     :  - | 
 
| Guru Occurances    :  - | 
 
 
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                       Company Profile     Calamos Strategic Total Return Fund is a closed-end management investment company. The Fund's investment objective is to provide total return through a combination of capital appreciation and current income.
 
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                                          D/I: 
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                                               D 
                                              is for direct shares.  
                                               I is 
                                              for indirect shares. 
                                               
                                               D/I 
                                              refers to the Direct or Indirect 
                                              shares traded  vs. held. | 
                                           
                                         
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                                          Forms: 
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                                             A 
                                              Form 4 is a form filed 
                                              by an insider to indicate a  change 
                                              in ownership. 
                                               
                                               A Form 
                                              3 is a form filed by 
                                              an insider to indicate  an 
                                              initial ownership of a security. | 
                                           
                                         
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                                          3m +/-: 
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                                               This 
                                                represents the company's 3 month 
                                                price change. The initial price 
                                                is based on the closing price 
                                                of the stock on the day the transaction 
                                                took place. Purchases & sales 
                                                are viewed as long & short 
                                                positions respectively. 
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                                          Actions: 
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                                                  |  B | 
                                                  Buy | 
                                                 
                                                 
                                                  |  S | 
                                                  Sell | 
                                                 
                                                 
                                                  |  OE | 
                                                  Option 
                                                    Exercised | 
                                                 
                                                 
                                                  |  A | 
                                                  Acquired | 
                                                 
                                                 
                                                  |  D | 
                                                  Disposed | 
                                                 
                                                 
                                                  |  AB | 
                                                  Automatic 
                                                    Buy | 
                                                 
                                                 
                                                  |  AS | 
                                                  Automatic 
                                                    Sell | 
                                                 
                                                 
                                                  |  IO | 
                                                  Initial 
                                                    Ownership | 
                                                 
                                               
                                                
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                                          Download: 
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                                               Download only Transactions 
                                              Forms. (Default)  
                                              
                                               
                                               Download 
                                              only Summary Infomation. 
                                              
                                               
                                                Download 
                                              both Transactions and Summary Data 
                                               
                                              
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Summary  (Direct Transactions Only)   | 
3 Months | 
6 Months | 
12 Months | 
24 Months | 
 
| Total Shares Bought | 
0 | 
0 | 
23,190 | 
23,190 | 
 
| Total Buy Value | 
$0 | 
$0 | 
$424,668 | 
$424,668 | 
 
| Total People Bought | 
0 | 
0 | 
1 | 
1 | 
 
| Total Buy Transactions | 
0 | 
0 | 
2 | 
2 | 
 
| Total Shares Sold | 
0 | 
0 | 
0 | 
13,410 | 
 
| Total Sell Value | 
$0 | 
$0 | 
$0 | 
$189,961 | 
 
| Total People Sold | 
0 | 
0 | 
0 | 
1 | 
 
| Total Sell Transactions | 
0 | 
0 | 
0 | 
1 | 
 
| End Date | 
2025-08-03 | 
2025-05-02 | 
2024-11-01 | 
2023-11-02 | 
 
 
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| Filer's Name | 
Relation Title | 
Off-Dir-10% | 
Tran. Date | 
Form  | 
Action | 
Price | 
Mkt Value | 
D/I | 
Shares  | 
Holdings | 
							  
								Rank
 
  | 
								   | 
							   
							  | 
							  
								| 3m +/- | 
								   | 
							   
							  | 
Form | 
 
     Koudounis John S. | 
Vice PresidentOfficer | 
                   | 
2025-09-01 | 
3 | 
IO | 
$0.00 | 
$0 | 
D/D | 
0 | 
15,830 | 
 | 
5%      | 
 | 
 
     Koudounis John S. | 
Vice PresidentOfficer | 
                   | 
2025-09-01 | 
3/A | 
IO | 
$0.00 | 
$0 | 
D/D | 
0 | 
15,830 | 
 | 
    - | 
 | 
 
     Herman Thomas E | 
VP and CFO | 
                   | 
2025-01-30 | 
4 | 
B | 
$18.39 | 
$211,644 | 
D/D | 
11,507 | 
23,190 | 
2.74 | 
-4%      | 
 | 
 
     Herman Thomas E | 
VP and CFO | 
                   | 
2025-01-29 | 
4 | 
B | 
$18.23 | 
$213,024 | 
D/D | 
11,683 | 
11,683 | 
2.74 | 
-4%      | 
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     Northwestern Mutual Life Insurance Co | 
 | 
                   | 
2024-09-09 | 
3 | 
IO | 
$0.00 | 
$0 | 
D/D | 
0 | 
1,200,000 | 
 | 
10%      | 
 | 
 
     Thrivent Financial For Lutherans | 
10% Owner | 
                   | 
2024-09-06 | 
4 | 
A | 
$25.00 | 
$16,500,000 | 
D/D | 
660,000 | 
0 | 
 | 
    - | 
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     Metlife Investment Advisors Company, Llc | 
 | 
                   | 
2024-09-06 | 
4 | 
D | 
$0.00 | 
$0 | 
I/I | 
(1,500,000) | 
0 | 
 | 
    - | 
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     Koudounis John S. | 
Vice President | 
                   | 
2023-12-06 | 
4 | 
S | 
$14.16 | 
$189,961 | 
I/I | 
(13,410) | 
0 | 
 | 
-9%      | 
 | 
 
     Metlife Investment Advisors Company, Llc | 
 | 
                   | 
2022-09-06 | 
4 | 
D | 
$0.00 | 
$0 | 
I/I | 
(652,000) | 
0 | 
 | 
    - | 
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     Thrivent Financial For Lutherans | 
10% Owner | 
                   | 
2022-09-06 | 
4 | 
D | 
$25.01 | 
$4,501,800 | 
D/D | 
(180,000) | 
0 | 
 | 
    - | 
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     Lion Connecticut Holdings Inc. | 
10% Owner | 
                   | 
2022-05-24 | 
3 | 
IO | 
$0.00 | 
$0 | 
I/I | 
0 | 
680,000 | 
 | 
    - | 
 | 
 
     Apollo Management Holdings, L.p. | 
10% Owner | 
                   | 
2022-05-24 | 
3 | 
IO | 
$0.00 | 
$0 | 
I/I | 
0 | 
1,760,000 | 
 | 
    - | 
 | 
 
     Metlife Investment Advisors Company, Llc | 
 | 
                   | 
2022-05-24 | 
4 | 
B | 
$25.00 | 
$8,000,000 | 
I/I | 
320,000 | 
320,000 | 
0.01 | 
    - | 
 | 
 
     Metlife Investment Advisors Company, Llc | 
 | 
                   | 
2021-08-24 | 
4 | 
B | 
$25.00 | 
$15,000,000 | 
I/I | 
600,000 | 
600,000 | 
0.01 | 
    - | 
 | 
 
     Arch Reinsurance Ltd. | 
10% Owner | 
                   | 
2021-08-24 | 
3 | 
IO | 
$0.00 | 
$0 | 
I/I | 
0 | 
280,000 | 
 | 
    - | 
 | 
 
     Axa America Holdings, Inc. | 
10% Owner | 
                   | 
2021-08-24 | 
3 | 
IO | 
$0.00 | 
$0 | 
D/D | 
0 | 
1,600,000 | 
 | 
    - | 
 | 
 
     Koudounis John S. | 
Vice President | 
                   | 
2021-02-12 | 
4 | 
B | 
$16.74 | 
$224,960 | 
I/I | 
13,410 | 
13,410 | 
1.99 | 
    - | 
 | 
 
     Koudounis John S. | 
Vice President | 
                   | 
2020-12-18 | 
4 | 
B | 
$15.75 | 
$249,984 | 
D/D | 
15,830 | 
15,830 | 
2.74 | 
    - | 
 | 
 
     Tripple David D | 
Director | 
                   | 
2019-12-19 | 
4 | 
S | 
$13.50 | 
$6,750 | 
D/D | 
(500) | 
0 | 
 | 
    - | 
 | 
 
     Mickey Mark | 
Chief Compliance Officer | 
                   | 
2018-01-02 | 
4 | 
B | 
$12.08 | 
$30,188 | 
D/D | 
2,500 | 
5,000 | 
2.74 | 
    - | 
 | 
 
     Metlife Investment Advisors Company, Llc | 
 | 
                   | 
2017-09-06 | 
3 | 
IO | 
$0.00 | 
$0 | 
I/I | 
0 | 
1,800,000 | 
 | 
    - | 
 | 
 
     Thrivent Financial For Lutherans | 
10% Owner | 
                   | 
2017-09-06 | 
3 | 
IO | 
$0.00 | 
$0 | 
D/D | 
0 | 
720,000 | 
 | 
    - | 
 | 
 
     Thrivent Financial For Lutherans | 
10% Owner | 
                   | 
2017-09-06 | 
3 | 
IO | 
$0.00 | 
$0 | 
D/D | 
0 | 
660,000 | 
 | 
    - | 
 | 
 
     Thrivent Financial For Lutherans | 
10% Owner | 
                   | 
2017-09-06 | 
3 | 
IO | 
$0.00 | 
$0 | 
D/D | 
0 | 
180,000 | 
 | 
    - | 
 | 
 
     Calamos Advisors Llc | 
President and Global CIOInvest | 
                   | 
2017-01-23 | 
4 | 
S | 
$10.67 | 
$414,533 | 
I/I | 
(38,862) | 
0 | 
 | 
    - | 
 | 
 
 
             
            
            
               
               
                    
                  26                  Records found 
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          Transaction Code Key: | 
          Ownership Code Key | 
         
         
          |   | 
          B | 
          - Buy | 
          AB | 
          - Automatic Buy | 
          D | 
          - Direct Ownership | 
         
         
          |   | 
          S | 
          - Sell | 
          AS | 
          - Automatic Sell | 
          I | 
          - Indirect Ownership | 
         
         
          |   | 
          OE | 
          - Options Exercised | 
          A | 
          - Acquired | 
         
         
          |   | 
          IO | 
          - Initital Ownership | 
          D | 
          - Disposed | 
         
         
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