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Insider Information:   Lowinger Timothy B
Relationship:   SVP, Chief Sci.&Tech. ...
City:   Cambridge
State:   MA
   
Insider Summary:
  
   
Companies Owned :   1    
Direct Shares   199,329    

Indirect Shares

  0      
Direct Value   $412,611    

Indirect Value

  $0      
Total Shares   199,329      
Total Value   $412,611      


Mersana Therapeutics, Inc.
 $412,611 Mersana Therapeutics, Inc.
 $412,611
 


Historical Performance :
Based on 6 Month Return Percentages
Buys 
Sells 

     Total Filings :

    0   
    4    

     Stock price went up :

    0   
    1    
     Stock price went down :
    0   
    3    
   
     Gain/Loss Ratio :
   0.0   
   0.0   
     Percentage Gain/Loss :
     0.0%
 -175.2%
     
   
Holdings :
     Menu Company Name Ticker Relation Direct Date Direct Shares Indirect Date Indirect Shares Total Value Sold  
            Mersana Therapeutics, Inc. MRSN SVP, Chief Sci.&Tech. ... 2024-01-16 199,329 2018-02-21 0    Premium*  
* Premium Members only  

Records found :    53         Free Registration Required For Full Results.    Limit: 25

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  Page 1 of 3
Ticker Company Name Relation   Off-Dir-10% Trans. Date Form Action Price Mkt Value D/I Shares    Holdings   
Rank

 
3m +/-  
Form
MRSN Mersana Therapeutics, Inc... Chief Scientific Officer   •       –      –    2018-02-21 4 OE $6.98 $41,259 D/D 5,911 5,911 0 -
MRSN Mersana Therapeutics, Inc... Chief Scientific Officer   •       –      –    2018-07-03 4 OE $1.40 $14,000 D/D 10,000 15,991 0 -
MRSN Mersana Therapeutics, Inc... Chief Scientific Officer   •       –      –    2018-07-23 4 AS $11.06 $38,710 D/D (3,500) 12,491 0 -
MRSN Mersana Therapeutics, Inc... Chief Scientific Officer   •       –      –    2018-08-27 4 AS $13.15 $46,025 D/D (3,500) 12,491 0 -
MRSN Mersana Therapeutics, Inc... Chief Scientific Officer   •       –      –    2018-08-27 4 OE $7.43 $26,005 D/D 3,500 15,991 0 -
MRSN Mersana Therapeutics, Inc... Chief Scientific Officer   •       –      –    2018-09-24 4 AS $11.63 $40,705 D/D (3,500) 12,491 0 -
MRSN Mersana Therapeutics, Inc... Chief Scientific Officer   •       –      –    2018-09-24 4 OE $1.40 $4,900 D/D 3,500 15,991 0 -
MRSN Mersana Therapeutics, Inc... Chief Science, Tech. Officer   •       –      –    2020-09-21 4 AS $20.66 $425,832 D/D (20,614) 0 0 %
MRSN Mersana Therapeutics, Inc... Chief Science, Tech. Officer   •       –      –    2020-09-21 4 OE $3.51 $40,596 D/D 8,203 16,865 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-10-20 4 OE $1.40 $53,605 D/D 20,953 16,851 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-10-20 4 AS $16.74 $68,667 D/D (4,102) 0 0 %
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-10-21 4 AS $17.50 $71,768 D/D (4,101) 16,851 0 %
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-10-21 4 OE $3.51 $20,296 D/D 4,101 19,078 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-11-20 4 AS $23.04 $189,079 D/D (8,203) 0 0 %
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-11-20 4 OE $3.51 $40,596 D/D 8,203 2,227 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-12-21 4 AS $25.59 $209,956 D/D (8,203) 0 0 %
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-12-21 4 OE $3.51 $40,596 D/D 8,203 2,227 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2020-12-28 4 OE $1.40 $12,600 D/D 9,000 25,851 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2021-01-15 4 D $21.09 $49,013 D/D (2,324) 31,444 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2021-01-15 4 OE $0.00 $0 D/D 7,917 33,768 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2021-01-20 4 AS $21.54 $176,693 D/D (8,203) 31,444 0 %
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2021-01-20 4 OE $3.51 $40,596 D/D 8,203 33,671 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2021-02-22 4 OE $3.51 $40,596 D/D 8,203 33,671 0 -
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2021-02-22 4 AS $20.01 $164,142 D/D (8,203) 31,444 0 %
MRSN Mersana Therapeutics, Inc... Chief Science & Tech. Officer   •       –      –    2021-03-22 4 AS $17.50 $143,553 D/D (8,203) 31,444 0 %

  53  Records found
  1  2   3      
  Page 1 of 3  
 
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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