$ROX, as of Friday 30 June, institutional ownership at 6.32% with 25 increased positions, 13 new positions and 5 sold out positions, 12 decreased positions and 12 held positions.

3 largest increases
KCG holdings group up 521.07%
Goldman Sachs up 245.94%
Northern Trust Corp up 115.09%

25 Increased Institutional Holders
1,967,814 Increased Total Shares Held

Vanguard holding the largest amount of shares at 2,952,444. I have one of my accounts with Vanguard and they have made me a bunch of money.
Link
http://www.nasdaq.com/symbol/rox/institutiona.../increased