Momenta Pharmaceuticals, Inc. (MNTA)

[DewDiligence]

MNTA Insider Shareholdings

[Updated for Form-4 filings through 6/13/14 (date of new option grants to
independent directors). Note: There have been no insider sales since 5/27/14.)]

The table entries below include both ordinary and restricted
shares and both vested and non-vested options.

 
                              Shares    Options 
 Officers 
 *Craig Wheeler (CEO)        626,160  1,192,000 
 *G Venkataraman (SVP/R&D)   394,437    268,378 
 *John Bishop (SVP/Pharma)   110,215    185,946 
 *Richard Shea (CFO)         178,882    346,153 
 *Bruce Leicher (Gen Cnsl)   127,582    258,732 
 *James Roach (CMO)          103,679    310,915 
 ‡Michael Franken (FoB Pres.) 25,000          0 
  
 Directors 
 John Clarke                  69,123    197,000 
 Bruce Downey                      0    116,000 
 Marsha Fanucci                9,000    158,600 
 Peter Hutt                    5,365    202,000 
 Thomas Koestler                   0     83,250 
 *Bennett Shapiro              7,000    176,200 
 *Elizabeth Stoner            11,143    121,867 
 James Sulat                  10,000    121,000 
 ========================= =========  ========= 
 All fifteen insiders      1,677,586  3,738,041

*10b5-1 selling plan in effect.

‡Hired 12/12/13.