S-1/A

Registration Statement

Proto Labs Inc Filed 2011-08-31 Acc 0001193125-11-238033

Documents 1

S-1/A Registration Statement , ds1a.htm

Around this filing

2011-09-26 S-1/A Registration Statement
2011-08-31 CORRESP Correspondence Between Filers and SEC Staff
2011-08-31 S-1/A Registration Statement

Link to a passage

External

SEC EDGAR (opens in new tab)