Ownership Profile

Shareholders

Shareholder Holders Value ($MM) % O/S Shares
Institution 54 72.55 75.79 11,798,334
Mutual Fund 51 8.46 9.14 1,423,242
Insider 12 39.49 41.21 6,416,153

Rotation

Shareholder Holders Value Chg ($MM) % O/S Share Change
Buyers 18 2.15 2.24 348,934
Sellers 11 -2.56 2.70 -420,138
Net -- -0.42 0.46 -71,204

Concentration

Value ($MM) % O/S Shares
Total Inst. 72.55 75.79 11,798,334
Top 10 Inst. 65.69 68.82 10,713,782
Top 20 Inst. 70.88 74.02 11,523,989
Top 50 Inst. 72.54 75.78 11,797,184

Style

Holders Value ($MM) % Inst Shares Shares
Growth 8 7.44 7.81 1,216,038
Aggressive Growth 1 1.26 1.32 205,400
Core Growth 6 6.02 6.31 982,938
Growth 1 0.16 0.18 27,700
Income 2 0.13 0.14 21,364
Income Value 2 0.13 0.14 21,364
Index 10 6.18 6.74 1,049,361
Other 9 2.69 2.84 441,788
Broker Dealer 4 0.14 0.14 22,310
GARP 1 0.16 0.18 27,800
Hedge Fund 3 2.39 2.51 390,678
Specialty 1 0.01 0.01 1,000
Value 9 8.79 9.24 1,438,860
Core Value 7 8.22 8.60 1,339,312
Deep Value 2 0.57 0.64 99,548

Location: Global Region

Holders % O/S Shares Share Change
North America 39 34.43 5,359,981 89,138
Europe 2 0.12 18,100 14,500
Asia 1 0.03 4,100 4,100

Top Holders

Holder Shares Held % O/S Share Change Filing Date
Kazimi (A J) 5,705,897 36.65 -200,000 8/30/18
Ariel Investments, LLC 1,305,052 8.38 291,126 6/30/18
Stonepine Capital Management, LLC 1,203,339 7.73 -119,702 6/30/18
Dimensional Fund Advisors, L.P. 872,674 5.61 -10,411 6/30/18
Renaissance Technologies LLC 377,209 2.42 23,709 6/30/18
BlackRock Institutional Trust Company, N.A. 314,417 2.02 -14,397 9/30/18
The Vanguard Group, Inc. 313,764 2.02 -- 6/30/18
New York State Common Retirement Fund 260,730 1.67 -- 9/30/18
Bridgeway Capital Management, Inc. 205,400 1.32 -78,300 6/30/18
Krogulski (Kenneth J.) 155,300 1.00 1,000 3/23/18

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
Vanguard Total Stock Market Index Fund 198,124 1.27 3,579 9/30/18
DFA U.S. Micro Cap Portfolio 169,380 1.09 -- 7/31/18
Bridgeway Ultra-Small Company Market Fund 157,500 1.01 -35,000 6/30/18
DFA U.S. Small Cap Portfolio 138,305 0.89 -- 7/31/18
DFA U.S. Targeted Value Portfolio 100,209 0.64 -- 7/31/18
Vanguard Extended Market Index Fund 83,401 0.54 -- 9/30/18
DFA Tax-Managed U.S. Targeted Value Portfolio 75,857 0.49 3,290 7/31/18
Ariel Discovery Fund 75,419 0.48 300 9/30/18
DFA Tax-Managed U.S. Small Cap Portfolio 43,217 0.28 3,304 7/31/18
DFA U.S. Core Equity 2 Portfolio 40,261 0.26 -- 7/31/18

* Insider values reflect direct beneficial ownership.

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