Who owns Amtech Systems?

Key details on Amtech Systems (Ticker: ASYS)

Who owns Amtech Systems?

Is ASYS a good stock to own? Find out who bought Amtech Systems, who sold Amtech Systems (ASYS) stock, and who holds a large position in Amtech Systems.

Fund Name Number of Shares Share Valuation As Of
KOKINO 1.55M $17.33M March 31, 2015
Royce & Associates 1.43M $15.94M March 31, 2015
AWM Investment Company 479226 $5.36M March 31, 2015
DIMENSIONAL FUND ADVISORS 410711 $4.59M March 31, 2015
Vanguard 408159 $4.58M March 31, 2015
Hollow Brook Associates 361737 $4.04M March 31, 2015
Ironwood Investment Management 333263 $3.46M June 30, 2015
Walthausen & Co 237410 $2.65M March 31, 2015
Pacific Ridge Capital Partners 219100 $2.45M March 31, 2015
Renaissance Technologies 211800 $2.37M March 31, 2015
Allianz Asset Management AG 188440 $2.11M March 31, 2015
ARONSON JOHNSON ORTIZ 183500 $689960 June 30, 2012
Batterymarch Financial Management 179400 $1.53M Dec. 31, 2011
Keane Capital Management 164666 $1.68M Dec. 31, 2014
Eudaimonia Asset Management 149817 $1.60M Sept. 30, 2014
Ardsley Advisory Partners 149600 $1.82M March 31, 2014
STATE STREET CORPORATION 146379 $1.22M March 31, 2012
Diversified Investment Strategies 143790 $1.61M March 31, 2015
ZPR Investment Management 141555 $532246 June 30, 2012
Wellington Management Company 136307 $1.52M March 31, 2015
ALGERT COLDIRON INVESTORS 136138 $1.16M Dec. 31, 2011
CalPERS 134930 $877045 Dec. 31, 2013
Janney Montgomery Scott 133150 $439395 Sept. 30, 2012
PanAgora Asset Management 132516 $1.13M Dec. 31, 2011

Who sold Amtech Systems?

Fund Name Date Sold Number of Shares Sold Share Valuation
AQR Capital Management Sept. 30, 2011 158100 $1.26M
Inves Sept. 30, 2011 151832 $1.21M
Bridgeway Capital Management Sept. 30, 2011 140746 $1.13M
Perimeter Capital Partners June 30, 2011 305503 $6.31M
Perritt Capital Management June 30, 2011 188270 $3.89M
Craig A. Drill June 30, 2011 159100 $3.28M
Oberweis Asset Management June 30, 2011 152800 $3.15M
DnB NOR Asset Management AS March 31, 2011 509725 $12.87B
NUMERIC INVESTORS March 31, 2011 340040 $8.58M
Allianz Global Investors of America March 31, 2011 251500 $6.35M
Driehaus Capital Management Dec. 31, 2010 460486 $11.58M
Austin W. Marxe and David M. Greenhouse Dec. 31, 2010 386741 $9.73M
Technical Financial Services Dec. 31, 2010 145211 $3.65M