Momenta Pharmaceuticals, Inc. (MNTA)

[DewDiligence]

MNTA Insider Shareholdings

[Updated for SEC filings through 5/23/11.]


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

 
                             Shares    Options 
 Officers 
 *Craig Wheeler (CEO)       546,017    775,000 
 *G Venkataraman (SVP/R&D)  412,285    182,820 
 *John Bishop (SVP/Pharma)   99,341    132,828 
 *Richard Shea (CFO)         91,408    272,378 
 *Bruce Leicher (Gen Cnsl)   91,100    160,228 
 *James Roach (CMO)          70,772    228,428 
  
 Directors 
 John Clarke                 77,123    126,000 
 Bruce Downey                     0     45,000 
 Marsha Fanucci                   0    126,000 
 Peter Hutt                  67,863    131,000 
 Thomas Koestler                  0     30,000 
 *Bennett Shapiro             7,000    129,200 
 *Elizabeth Stoner            5,100     64,200 
 James Sulat                  7,000     53,000 
 ======================== =========  ========= 
 All thirteen insiders    1,475,009  2,456,082

*10b5-1 selling plan in effect.