Ownership Profile

Shareholder Breakdown

Shareholder Holders Value ($MM) % O/S Shares
Institution 30 5.90 36.50 2,582,056
Mutual Fund 7 0.13 0.75 52,956
Insider 3 21.07 25.76 1,822,466

Institutional Shareholder Rotation

Shareholder Holders Value Chg ($MM) % O/S Share Change
Buyers 13 3.63 27.93 1,975,518
Sellers 9 -0.49 1.71 -121,246
Net -- 3.15 26.22 1,854,272

Institutional Shareholder Concentration

Value ($MM) % O/S Shares
Total Inst. 5.90 36.50 2,582,056
Top 10 Inst. 5.49 34.58 2,446,333
Top 20 Inst. 5.90 36.49 2,581,788
Top 50 Inst. 5.90 36.50 2,582,056

Institutional Shareholder Style

Holders Value ($MM) % Inst Shares Shares
Growth 5 0.99 7.64 540,386
Core Growth 2 0.16 1.24 87,853
Growth 3 0.83 6.40 452,533
Index 3 0.06 0.43 30,375
Other 8 1.82 13.00 919,662
Hedge Fund 6 1.71 12.98 918,602
Sector Specific 1 -- -- 2
VC/Private Equi 1 0.11 0.01 1,058
Value 1 -- -- 3
Core Value 1 -- -- 3

Top Holders: Institutional Investor

Holder Shares Held % O/S Share Change Filing Date
Sabby Management, LLC 454,811 6.43 274,313 6/30/18
Heights Capital Management, Inc. 368,571 5.21 368,571 6/29/18
Empery Asset Management, L.P. 368,571 5.21 368,571 6/29/18
CVI Holdings LLC 347,895 4.92 347,895 6/30/18
Hudson Bay Capital Management LP 292,956 4.14 292,956 6/30/18
Li (Chiang) 235,950 3.34 235,950 11/22/17
Wexford Capital LP 141,509 2.00 141,509 6/30/18
Choi (Ki Yong) 89,655 1.27 3,082 10/12/17
Dimensional Fund Advisors, L.P. 87,453 1.24 87,453 6/30/18
Perkins Capital Management, Inc. 58,962 0.83 58,962 6/30/18
Erb (John L) 29,355 0.41 23,584 7/3/18
Geode Capital Management, L.L.C. 28,458 0.40 28,458 6/30/18
BMO Nesbitt Burns Inc. 25,000 0.35 -- 6/30/18
Abbe (Richard) 19,884 0.28 15,627 12/31/17
Citadel LLC 15,473 0.22 4,720 6/30/18
Iroquois Capital Partners, L.L.C. 13,848 0.20 -7,676 12/31/17
Northern Trust Investments, Inc. 1,908 0.03 1,908 6/30/18
Talu Ventures Pty. Ltd. 1,058 0.01 -1,652 1/12/17
Deutsche Asset Management Americas 400 0.01 200 6/30/18
Likens (Matthew E.) 71 -- -- 3/22/18

* Insider values reflect direct beneficial ownership.

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