Ownership Profile
Shareholder Breakdown
  Holders Values ($) % O/S Shares
Institution 309 1,900.72 106.43 17,990,477
Mutual Fund 386 1,116.86 63.48 10,730,639

Institutional Shareholder Rotation
  Holders Values Change ($) % O/S Shares Change
Buyers 139 171.78 9.67 1,634,944
Sellers 136 -188.62 10.54 -1,782,399
Net -- -16.84 0.87 -147,455

Institutional Shareholder Concentration
  Values ($) % O/S Shares
Top 10 Inst. 847 46.88 7,924,681
Top 20 Inst. 1,137.76 63.44 10,724,372
Top 50 Inst. 1,565.88 87.40 14,774,608
Total Inst. 1,565.88 87.40 14,774,608

Institutional Shareholder Style
  Holders Values ($) % O/S Shares
Index 32 620 34.32 5,801,521
AggresGr 5 16 0.89 150,115
CoreGrowth 53 420 23.34 3,946,013
Growth 15 7 0.42 70,289
IncomeValue 7 21 1.18 198,825
Yield 5 4 0.24 40,125
BrokerDealer 17 34 1.89 319,402
GARP 30 162 9.00 1,520,562
HedgeFund 16 36 1.99 335,589
Specialty 5 25 1.40 237,111
CoreValue 38 223 12.79 2,161,359
DeepValue 17 257 14.26 2,410,318
Momentum 1 0 0.01 878

Top Holders: Institutional Investor
  Shares Held % O/S Shares Change Filing Date
BlackRock Institutional Trust Company, N.A. 2,010,893 11.90 57,872 12/31/2017
The Vanguard Group, Inc. 1,692,926 10.02 4,377 12/31/2017
Dimensional Fund Advisors, L.P. 893,824 5.29 0 12/31/2017
State Street Global Advisors (US) 667,099 3.95 6,783 12/31/2017
Aberdeen Asset Management, Inc. (US) 631,863 3.74 24,030 12/31/2017
Victory Capital Management Inc. 548,604 3.25 100,461 12/31/2017
Macquarie Investment Management 456,255 2.70 15,026 12/31/2017
Acadian Asset Management LLC 352,517 2.09 -85,017 12/31/2017
NWQ Investment Management Company, LLC 343,552 2.03 343,042 12/31/2017
Paradice Investment Management LLC 327,148 1.94 -209,961 12/31/2017
Amundi Pioneer Asset Management, Inc. 308,960 1.83 -500 12/31/2017
Rothschild Asset Management, Inc. 306,748 1.81 -2,691 12/31/2017
Royce & Associates, LP 304,100 1.80 -40,300 12/31/2017
Northern Trust Investments, Inc. 302,529 1.79 -5,258 12/31/2017
LSV Asset Management 293,948 1.74 -113,100 12/31/2017
Goldman Sachs Asset Management (US) 282,962 1.67 200 12/31/2017
Norges Bank Investment Management (NBIM) 279,187 1.65 77,246 12/31/2016
OppenheimerFunds, Inc. 262,677 1.55 8,450 12/31/2017
T. Rowe Price Associates, Inc. 239,056 1.41 -104,805 12/31/2017
Huber Capital Management LLC 219,524 1.30 -6,457 12/31/2017
Fidelity Institutional Asset Management 215,851 1.28 -12,300 12/31/2017
Numeric Investors LLC 197,100 1.17 55,200 12/31/2017
JP Morgan Asset Management 195,539 1.16 186,705 12/31/2017
Dalton, Greiner, Hartman, Maher & Co., LLC 187,502 1.11 6,791 12/31/2017
Keeley-Teton Advisors, LLC 186,186 1.10 -39,915 12/31/2017
SEB Investment Management AB 177,800 1.05 -89,688 11/30/2017
Northern Trust Global Investments 167,785 0.99 18,884 12/31/2017
Columbia Threadneedle Investments (US) 166,546 0.99 24,333 12/31/2017
Public Employees' Retirement Association of CO 157,747 0.93 0 12/31/2017
Geode Capital Management, L.L.C. 154,217 0.91 3,217 12/31/2017
Wellington Management Company, LLP 149,967 0.89 -1,331 12/31/2017
Renaissance Technologies LLC 148,500 0.88 -47,800 12/31/2017
Mellon Capital Management Corporation 142,574 0.84 -12,562 12/31/2017
Principal Global Investors (Equity) 140,653 0.83 -224 12/31/2017
Granite Investment Partners, LLC 138,008 0.82 -13,103 12/31/2017
Charles Schwab Investment Management, Inc. 137,220 0.81 4,139 12/31/2017
Systematic Financial Management, L.P. 126,574 0.75 -2,958 12/31/2017
Walthausen & Co., LLC 123,960 0.73 -890 12/31/2017
Pax World Management LLC 116,174 0.69 -64,659 12/31/2017
AHL Partners LLP 115,945 0.69 -44,273 12/31/2017
Nuveen LLC 115,644 0.68 -120,110 12/31/2017
Winslow Asset Management, Inc. 111,197 0.66 -476 12/31/2017
Hockema (John A) 106,413 0.63 -23,836 03/31/2017
Parametric Portfolio Associates LLC 102,801 0.61 25,156 12/31/2017
Phocas Financial Corporation 83,957 0.50 -3,571 12/31/2017
BlackRock Investment Management, LLC 80,763 0.48 1,884 12/31/2017
J.P. Morgan Securities LLC 80,414 0.48 -43,116 12/31/2017
Denver Investments 77,702 0.46 77,702 12/31/2017
American Century Investment Management, Inc. 73,014 0.43 73,014 12/31/2017
UBS Financial Services, Inc. 72,483 0.43 70,341 12/31/2017

Ownership data is provided by Thomson Reuters, a third party service, and Kaiser Aluminum does not maintain or provide information directly to this service.