Ownership Profile

Shareholder Breakdown

Shareholder Holders Value ($MM) % O/S Shares
Institution 69 54.47 41.23 18,429,292
Mutual Fund 25 6.99 4.16 1,858,452
Insider 3 0.32 0.08 34,628

Institutional Shareholder Rotation

Shareholder Holders Value Chg ($MM) % O/S Share Change
Buyers 38 37.24 28.04 12,533,189
Sellers 28 -0.58 0.55 -245,501
Net -- 36.66 27.49 12,287,688

Institutional Shareholder Concentration

Value ($MM) % O/S Shares
Total Inst. 54.47 41.23 18,429,292
Top 10 Inst. 51.24 38.68 17,290,121
Top 20 Inst. 53.59 40.55 18,124,037
Top 50 Inst. 54.45 41.22 18,426,529

Institutional Shareholder Style

Holders Value ($MM) % Inst Shares Shares
Growth 8 0.03 0.02 8,455
Core Growth 7 0.02 0.02 7,840
Growth 1 0.01 -- 615
Index 3 0.39 0.37 165,078
Other 25 25.80 20.85 9,321,231
Broker Dealer 7 0.19 0.18 79,254
GARP 5 2.21 1.97 881,805
Hedge Fund 10 16.24 11.91 5,323,259
VC/Private Equi 3 7.17 6.79 3,036,913
Value 8 0.22 0.12 55,292
Core Value 4 0.07 0.06 28,021
Deep Value 4 0.15 0.06 27,271

Top Holders: Institutional Investor

Holder Shares Held % O/S Share Change Filing Date
First Light Asset Management, LLC 4,734,238 10.59 4,734,238 2/9/18
Corrib Capital Management L.P. 4,500,000 10.07 4,500,000 2/8/18
DexCom Inc 2,500,000 5.59 2,500,000 2/13/18
TPG Capital, L.P. 2,496,194 5.58 2,246,575 12/31/17
Blickenstaff (Kim D) 1,236,494 2.77 750,000 2/13/18
Armistice Capital LLC 531,354 1.19 531,354 10/13/17
Frontier Capital Management Company, LLC 472,555 1.06 -11,480 12/31/17
Delphi Ventures L.P. 366,803 0.82 1 12/31/17
Wasatch Advisors, Inc. 278,567 0.62 -35,591 12/31/17
HLM Venture Partners 173,916 0.39 1 12/31/17
Alyeska Investment Group, L.P. 139,196 0.31 139,196 12/31/17
Arens (Mathew P) 125,000 0.28 125,000 2/9/18
Apo Asset Management GmbH 121,000 0.27 121,000 2/28/18
Medical Strategy GmbH 119,368 0.27 29,368 2/28/18
The Vanguard Group, Inc. 106,487 0.24 -33,818 12/31/17
Jacobs Levy Equity Management, Inc. 78,886 0.18 55,001 12/31/17
BlackRock Institutional Trust Company, N.A. 41,595 0.09 22 12/31/17
UBS Financial Services, Inc. 38,225 0.09 38,050 12/31/17
Ausdal Financial Partners, Inc. 34,650 0.08 5,000 3/31/18
Wedbush Securities, Inc. 29,509 0.07 10,621 12/31/17
Sabby Management, LLC 27,487 0.06 27,487 12/31/17
Virtu Americas LLC 27,308 0.06 17,351 12/31/17
Renaissance Technologies LLC 26,850 0.06 2,320 12/31/17
Barclays Bank PLC 26,800 0.06 26,800 12/31/17
Creative Planning, Inc. 26,000 0.06 8,000 3/31/18
KeyBanc Capital Markets 21,353 0.05 1 12/31/17
Allen (Dick P) 17,222 0.04 1 12/31/17
Geode Capital Management, L.L.C. 16,996 0.04 -1,060 12/31/17
Wellington Management Company, LLP 14,000 0.03 -- 1/31/18
Ariel Investments, LLC 13,969 0.03 -1 12/31/17
Greene (Howard E Jr) 11,787 0.03 -- 12/31/17
Davenport Asset Management 11,000 0.02 11,000 3/31/18
A.R.T. Advisors, LLC 10,019 0.02 10,019 12/31/17
First New York Capital Corp. 9,000 0.02 9,000 3/31/18
Intracoastal Capital, L.L.C. 7,514 0.02 7,514 10/26/17
Cajigas (John) 5,983 0.01 1 12/31/17
Tarbox Family Office, Inc. 5,970 0.01 5,970 12/31/17
Twomey (Christopher J) 4,308 0.01 1 12/31/17
First Mercantile Trust Company 3,897 0.01 -1,939 12/31/17
Group One Trading, L.P. 3,046 0.01 1 12/31/17
Piper Jaffray & Co. 2,523 0.01 2,523 12/31/17
Morrison (Susan M) 2,490 0.01 2,002 5/15/17
Cutler Group, LP 1,600 -- -- 12/31/17
Citi Investment Research (US) 1,000 -- -- 12/31/17
Hansen (Brian B) 898 -- 1 12/31/17
Meeder Asset Management, Inc 866 -- 607 12/31/17
Sheridan (John F) 777 -- 1 12/31/17
Vosseller (Leigh) 754 -- 754 1/1/18
Emerald Advisers, Inc. 615 -- 186 4/30/17
Advisory Services Network, LLC 460 -- 460 12/31/17

* Insider values reflect direct beneficial ownership.

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