Rang	Name	Position
1	Mr. Jaco G. van der Merwe	CEO, President & Director
2	Mr. Brian J. Harris	Chief Financial Officer
3	Mr. E. Terrell Gilbert Jr.	General Counsel, Chief Compliance Officer & Corporate Secretary
4	Mr. Michael P. Norris	Group President of Materials Solutions
5	Mr. Robert Gerald Putney	VP & Chief Accounting Officer and Business Development
6	Mr. Stephen C. Anderson	Senior VP of Administration & Investor Relations
7	Ms. Aletheia D. Silcott	Chief Human Resource Officer
8	Mr. Chad Hartley	Group President of Infrastructure Solutions

Aufteilung der Investoren

Rang	Inhaber	Anteile	Wert
1	BlackRock Inc	15,10%	135,48 Mio. USD
2	Dimensional Fund Advisors, Inc.	6,29%	56,44 Mio. USD
3	Vanguard Portfolio Management, LLC	5,96%	53,49 Mio. USD
4	Gamco Investors, Inc. Et Al	4,68%	42,01 Mio. USD
5	Vanguard Capital Management, LLC	4,42%	39,68 Mio. USD
6	State Street Corp	4,00%	35,89 Mio. USD
7	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	3,58%	32,12 Mio. USD
8	Amvescap Plc.	3,46%	31,07 Mio. USD
9	ACK Asset Management LLC	3,00%	26,90 Mio. USD
10	Harvey Partners LLC	2,93%	26,27 Mio. USD
11	Geode Capital Management, LLC	2,63%	23,57 Mio. USD
12	Arnhold & S. Bleichroeder Advisers, LLC	2,36%	21,17 Mio. USD
13	Gabelli Funds LLC	2,07%	18,55 Mio. USD
14	Kennedy Capital Management Inc	2,05%	18,36 Mio. USD
15	Charles Schwab Investment Management Inc	1,63%	14,62 Mio. USD
16	Morgan Stanley - Brokerage Accounts	1,59%	14,24 Mio. USD
17	American Century Companies Inc	1,57%	14,08 Mio. USD
18	Easterly Investment Partners.	1,52%	13,61 Mio. USD
19	Assenagon Asset Management SA	1,28%	11,44 Mio. USD
20	Northern Trust Corp	1,21%	10,85 Mio. USD