S-1/A

Registration Statement

Proto Labs Inc Filed 2012-02-01 Acc 0001193125-12-034159

Documents 1

S-1/A Registration Statement , d199869ds1a.htm

Around this filing

2012-02-13 S-1/A Registration Statement
2012-02-01 CORRESP Correspondence Between Filers and SEC Staff
2012-02-01 S-1/A Registration Statement
2011-12-29 S-1/A Registration Statement

Link to a passage

External

SEC EDGAR (opens in new tab)