As aggregate interest increased, specific money managers were leading the bulls' herd. Arrowstreet Capital, managed by Peter Rathjens, Bruce Clarke and John Campbell, established the biggest position in Webster Financial Corporation (NYSE:WBS). Arrowstreet Capital had $5 million invested in the company at the end of the quarter. Noah Levy and Eugene Dozortsev's Newtyn Management also initiated a $4 million position during the quarter. The other funds with new positions in the stock are Greg Eisner's Engineers Gate Manager, Noam Gottesman's GLG Partners, and Mika Toikka's AlphaCrest Capital Management.