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Proto Labs, Inc. (PRLB)

-NYSE

55.12 May 17, 4:01PM EDT

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Major HoldersGet Major Holders for:
Breakdown
% of Shares Held by All Insider and 5% Owners:24%
% of Shares Held by Institutional & Mutual Fund Owners:71%
% of Float Held by Institutional & Mutual Fund Owners:94%
Number of Institutions Holding Shares:111

Major Direct Holders (Forms 3 & 4)
HolderSharesReported
LUKIS LAWRENCE J5,481,8402012-11-20
KINGSLEY DOUGLAS A9,3302013-02-20
NBGE MANAGER, LLC02013-02-20
PROTOMOLD INVESTMENT COMPANY, LLC1,730,0762012-08-21
KUBICEK MARK R.145,0002012-10-01


Top Institutional Holders
HolderShares% OutValue*Reported
NBGE Manager, LLC2,004,2907.9598,410,6392013-03-31
Lord Abbett & Co952,4953.7837,547,3522012-12-31
Massachusetts Financial Services Co.816,7503.2440,102,4252013-03-31
Wasatch Advisors Inc789,3893.1338,758,9992013-03-31
Champlain Investment Partners, LLC697,8852.7734,266,1532013-03-31
Vanguard Group, Inc. (The)688,1112.7333,786,2502013-03-31
Capital World Investors643,4522.5525,364,8772012-12-31
Conestoga Capital Advisors, LLC601,7092.3929,543,9112013-03-31
Waddell & Reed Financial Inc.552,4442.1921,777,3422012-12-31
Price (T.Rowe) Associates Inc527,8232.0920,806,7822012-12-31

Top Mutual Fund Holders
HolderShares% OutValue*Reported
Lord Abbett Developing Growth Fund645,2612.5626,539,5842013-01-31
Smallcap World Fund643,4522.5531,593,4932013-03-31
Baron Small Cap Fund500,0001.9819,710,0002012-12-31
Wasatch Small Cap Growth Fund366,2731.4514,438,4812012-12-31
MFS New Discovery Fund312,8601.2414,544,8612013-02-28
Conestoga Small Cap Fund255,0001.0110,052,1002012-12-31
Fidelity Small Cap Growth Fund252,1941.0010,372,7392013-01-31
Vanguard Small-Cap Index Fund243,8750.979,613,5522012-12-31
MFS Variable Insurance Trust-MFS New Discovery Series211,9700.848,355,8572012-12-31
Vanguard Total Stock Market Index Fund192,9210.777,604,9452012-12-31

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Value shown is computed using the security's price on the report date given.

Currency in USD.