Ownership Profile

Shareholders

Shareholder Holders Value ($MM) % O/S Shares
Institution 32 29.00 32.08 4,984,981
Mutual Fund 64 9.10 9.87 1,533,299
Insider 12 41.05 41.69 6,477,043

Rotation

Shareholder Holders Value Chg ($MM) % O/S Share Change
Buyers 18 0.82 0.89 138,340
Sellers 25 -2.95 3.19 -495,966
Net -2.13 2.30 -357,626

Concentration

Value ($MM) % O/S Shares
Total Inst. 70.05 73.77 11,462,024
Top 10 Inst. 64.93 68.18 10,593,258
Top 20 Inst. 68.88 72.51 11,265,261
Top 50 Inst. 70.05 73.77 11,462,024

Style

Holders Value ($MM) % Inst Shares Shares
Growth
Aggressive Growth 1 1.16 1.29 200,400
Core Growth 6 5.77 6.38 991,424
Growth -- --
Income
Income Value 2 0.12 0.14 21,218
Yield -- --
Index 7 4.63 5.13 796,674
Other 8 2.73 3.00 466,468
Broker Dealer 2 0.09 0.10 15,300
GARP 2 0.30 0.31 48,108
Hedge Fund 3 2.34 2.59 402,020
Specialty 1 0.01 0.01 1,040
Value 4 7.56 8.37 1,301,070
Core Value 2 6.98 7.73 1,201,522
Deep Value 2 0.58 0.64 99,548

Location: Global Region

Holders % O/S Shares Share Value
North America 42 73.57 11,430,505 69,856,515
Europe 2 0.20 31,519 192,401

Top Holders

Holder Shares Held % O/S Share Change Filing Date
Kazimi (A J) 5,762,482 37.09 470 6/12/19
Stonepine Capital Management, LLC 1,201,975 7.74 -111,454 3/31/19
Ariel Investments, LLC 1,199,707 7.72 19,904 3/31/19
Dimensional Fund Advisors, L.P. 876,239 5.64 -4,009 3/31/19
Renaissance Technologies LLC 390,777 2.52 9,403 3/31/19
The Vanguard Group, Inc. 368,725 2.37 54,701 3/31/19
BlackRock Institutional Trust Company, N.A. 281,975 1.81 -23,111 3/31/19
Bridgeway Capital Management, Inc. 200,400 1.29 -- 3/31/19
Krogulski (Kenneth J.) 159,867 1.03 510 6/12/19
Pavliv (Leo B) 151,111 0.97 -1,850 5/21/19

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
Vanguard Total Stock Market Index Fund 252,761 1.63 -- 6/30/19
DFA U.S. Micro Cap Portfolio 169,380 1.09 -- 1/31/19
Bridgeway Ultra-Small Company Market Fund 152,500 0.98 -- 3/31/19
DFA U.S. Small Cap Portfolio 138,305 0.89 -- 4/30/19
DFA U.S. Targeted Value Portfolio 100,209 0.65 -- 4/30/19
Vanguard Extended Market Index Fund 83,401 0.54 -- 6/30/19
DFA Tax-Managed U.S. Targeted Value Portfolio 79,757 0.51 -- 4/30/19
Ariel Fund 61,980 0.40 61,980 6/30/19
Ariel Discovery Fund 61,980 0.40 -13,648 6/30/19
DFA Tax-Managed U.S. Small Cap Portfolio 43,217 0.28 -- 4/30/19

* Insider values reflect direct beneficial ownership.

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