Health Winners & Losers: Mentor

Health stocks were weaker Monday, with the Nasdaq biotechnology index down 1.5% and the Amex biotechnology index off 0.9%.

Among individual stocks, notable movers were:

Molecular Insight(MIPI Quote), up 9.7% at $4.18

Mentor(MNT Quote), up 8% at $15.94

Amylin(AMLN Quote), up 7.8% at $6.91

Theravance(THRX Quote), up 6.8% at $6.58

Alexion Pharmaceuticals (ALXN Quote), up 3.8%, at $39.69

United Therapeutics(UTHR Quote), down 35.2% at $58.62

Intuitive Surgical(ISRG Quote), down 16.9% at $123.34

Merck (MRK Quote), down 4.9% at $25.99

Amgen(AMGN Quote), down 3.7% at $56.09

Wyeth(WYE Quote), down 3.7% at $32.89