“Polaris Venture Partners Entrepeneurs Fund III L.P.”

a.k.a.:  “Polaris Venture Partners Entrepeneurs’ Fund III, L.P.”

As a Name:  Registrant, Group Member and/or Signatory

        

Latest Filing:  2/14/06  as  ↓Group Member

        

As:  Group Member  (Co-Filer Non-Registrant:  Partner, Affiliate, etc.)

“Polaris Venture Partners Entrepeneurs Fund III L.P.” has been a Group Member with  one  Filer:

        

“Polaris Venture Partners Entrepeneurs Fund III L.P.” has/had a Group Member interest in  2  Issuers:

As Of	Issuer			Filings       #        Latest		With Filer     (Primary)
2/14/06		MA	Momenta Pharmaceuticals Inc.	2	SC 13G/A	MA	Polaris Venture Partners III LP
2/14/06		MA	Alnylam Pharmaceuticals, Inc.	2	SC 13G/A	MA	Polaris Venture Partners III LP

“Polaris Venture Partners Entrepeneurs Fund III L.P.” has been a Group Member with  6  other Group Members:

As Of	Group Member			Filings       #        Latest		With Filer     (Primary)		Issuer     (Primary)
2/14/06		•	Alan G. Spoon ("Spoon")	4	SC 13G/A	MA	Polaris Venture Partners III LP	MA	Momenta Pharmaceuticals Inc.
		•	Jonathan A. Flint ("Flint")	4
		•	Polaris Venture Management Co. III, L.L.C. ("Polaris III")	4
		MA	Polaris Venture Partners Founders’ Fund III, L.P.	4
		•	Terrance G. McGuire ("McGuire")	4
2/14/05		MA	Stephen D. Arnold	2	SC 13G	MA	Polaris Venture Partners III LP	MA	Momenta Pharmaceuticals Inc.