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Insider Information:   Springer Timothy A
Relationship:  
City:   Chestnut Hill
State:   MA
   
Insider Summary:
  
   
Companies Owned :   4    
Direct Shares   9,448,471    

Indirect Shares

  4,071,110      
Direct Value   $139,260,125    

Indirect Value

  $64,583,617      
Total Shares   13,519,581      
Total Value   $203,843,743      


Cartesian Therapeutics, Inc
 $68,457,821 Scholar Rock Holding Corp
 $19,654,209 Tectonic Therapeutic Inc
 $51,148,095 Cartesian Therapeutics, Inc
 $68,457,821 Scholar Rock Holding Corp
 $19,654,209 Tectonic Therapeutic Inc
 $51,148,095
 


Historical Performance :
Based on 6 Month Return Percentages
Buys 
Sells 

     Total Filings :

    15   
    0    

     Stock price went up :

    3   
    0    
     Stock price went down :
    12   
    0    
   
     Gain/Loss Ratio :
   0.0   
   0.0   
     Percentage Gain/Loss :
   -11.5%
   0.0%
     
   
Holdings :
     Menu Company Name Ticker Relation Direct Date Direct Shares Indirect Date Indirect Shares Total Value Sold  
            Cartesian Therapeutics, Inc RNAC Director, 10% Owner 2024-08-12 4,379,899 2024-08-12 1,939,139    Premium*  
            Scholar Rock Holding Corp SRRK 10% Owner 2019-12-10 2,376,567 2019-12-10 580,855    Premium*  
            Morphic Holding, Inc. MORF 2024-08-16 0 2024-08-16 0    Premium*  
            Tectonic Therapeutic Inc TECX 2024-06-20 2,692,005 2024-06-20 1,551,116    Premium*  
* Premium Members only  

Records found :    91         Free Registration Required For Full Results.    Limit: 25

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  Page 1 of 4
Ticker Company Name Relation   Off-Dir-10% Trans. Date Form Action Price Mkt Value D/I Shares    Holdings   
Rank

 
3m +/-  
Form
RNAC Cartesian Therapeutics, I... Director   –       •      –    2016-06-27 4 A $0.00 $0 I/I 931,889 445,576 0 -
SRRK Scholar Rock Holding Corp Director   –       •       •   2018-05-29 4 A $0.00 $0 D/D 2,413,945 3,202,091 0 -
SRRK Scholar Rock Holding Corp Director   –       •       •   2018-05-29 4 A $0.00 $0 I/I 275,903 275,903 0 -
MORF Morphic Holding, Inc. Director   –       •       •   2019-07-01 4 A $0.00 $0 I/I 341,686 341,686 0 -
MORF Morphic Holding, Inc. Director   –       •       •   2019-07-01 4 A $0.00 $0 D/D 3,964,962 4,565,191 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2019-08-20 4 A $1.81 $2,896,000 D/D 1,600,000 6,056,597 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2019-08-20 4 A $1.81 $1,991,000 I/I 1,100,000 1,545,576 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2019-12-12 4 A $0.00 $0 D/D 1,237,028 7,293,625 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2019-12-23 4 A $1.46 $5,753,695 I/I 3,940,887 5,486,463 0 -
MORF Morphic Holding, Inc. Director   –       •       •   2023-02-13 4 A $35.35 $28,499,983 I/I 806,223 1,718,464 0 -
MORF Morphic Holding, Inc. Director   –       •       •   2023-02-13 4 A $35.35 $1,499,971 D/D 42,432 4,607,623 0 -
MORF Morphic Holding, Inc. Director   –       •       •   2023-06-28 4 A $0.00 $0 I/I 429 2,768,893 0 -
MORF Morphic Holding, Inc. Director   –       •       •   2023-06-28 4 A $0.00 $0 D/D 429 4,608,052 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2023-11-15 4 A $403.47 $9,999,999 I/I 24,785 24,785 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2023-11-15 4 A $403.47 $49,999,998 D/D 123,925 123,925 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2024-01-02 4 A $0.00 $0 D/D 178,000 7,471,625 0 -
TECX Tectonic Therapeutic Inc   –       •       •   2024-06-20 4 A $0.00 $0 D/D 2,692,005 2,692,005 0 -
TECX Tectonic Therapeutic Inc   –       •       •   2024-06-20 4 A $0.00 $0 I/I 1,551,116 1,551,116 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2024-07-02 4 A $20.00 $14,453,360 I/I 722,668 1,307 0 -
RNAC Cartesian Therapeutics, I... Director   –       •       •   2024-07-02 4 A $20.00 $32,736,640 D/D 1,636,832 1,636,832 0 -
RNAC Cartesian Therapeutics, I... Director   –       •      –    2016-06-27 4 B $14.00 $9,940,000 I/I 710,000 1,237,028 2.1 -
RNAC Cartesian Therapeutics, I... Director   –       •      –    2017-05-17 4 B $14.01 $157,483 D/D 11,244 11,244 2.39 -
RNAC Cartesian Therapeutics, I... Director   –       •      –    2017-05-18 4 B $14.00 $68,040 D/D 4,860 16,104 2.39 -
RNAC Cartesian Therapeutics, I... Director   –       •      –    2017-06-01 4 B $13.75 $7,123 D/D 518 16,622 2.39 -
RNAC Cartesian Therapeutics, I... Director   –       •      –    2017-06-27 4 B $17.71 $5,999,989 D/D 338,791 355,413 2.39 -

  91  Records found
  1  2   3   4      
  Page 1 of 4  
 
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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 - Aquired
  IO - Initital Ownership D - Disposed