LIFE SCIENCES
Life Sciences 25
Boston Scientific recalled a small number of implantable defibrillators; Biogen said a one-year study showed its multiple sclerosis drug was more cost-effective than other treatments.
| LAST | MARKET CAP | LAST | PCT. | |||
| NO. | WEEK | COMPANY | TICKER | (MILLIONS) | PRICE | CHANGE |
| 1 | 1 | Boston Scientific Corp. | BSX | $22,249 | $15.01 | 0.3% |
| 2 | 2 | Thermo Fisher Scientific | TMO | $20,569 | $48.97 | 0.7% |
| 3 | 3 | Genzyme Corp. | GENZ | $16,476 | $62.54 | 1.6% |
| 4 | 4 | Biogen Idec | BIIB | $15,605 | $45.57 | 1.2% |
| 5 | 5 | Waters Corp. | WAT | $6,096 | $60.04 | -0.2% |
| 6 | 6 | Sepracor | SEPR | $5,590 | $50.74 | 3.4% |
| 7 | 7 | Cytyc Corp. | CYTC | $3,957 | $34.47 | -0.9% |
| 8 | 8 | Millipore Corp. | MIL | $3,949 | $73.21 | -0.7% |
| 9 | 9 | Vertex Pharmaceuticals | VRTX | $3,820 | $30.16 | -2.5% |
| 10 | 10 | Millennium Pharmaceuticals | MLNM | $3,679 | $11.58 | 0.0% |
| 11 | 12 | Charles River Laboratories | CRL | $3,221 | $48.12 | 3.6% |
| 12 | 11 | Hologic | HOLX | $3,169 | $59.53 | -0.7% |
| 13 | 13 | PerkinElmer | PKI | $3,063 | $25.14 | 1.9% |
| *14 | 83 | Inverness Medical Innovations | IMA | $1,850 | $40.00 | -4.4% |
| 15 | 14 | Alkermes | ALKS | $1,562 | $15.47 | -2.1% |
| 16 | 15 | Cubist Pharmaceuticals | CBST | $1,279 | $23.19 | 1.0% |
| 17 | 16 | Haemonetics Corp. | HAE | $1,226 | $46.42 | -1.6% |
| 18 | 17 | Bruker BioSciences Corp. | BRKR | $1,163 | $11.05 | 4.3% |
| 19 | 20 | Advanced Magnetics | AMAG | $1,007 | $71.19 | 9.2% |
| 20 | 18 | Parexel International Corp. | PRXL | $1,003 | $36.69 | -0.9% |
| 21 | 19 | PolyMedica Corp. | PLMD | $930 | $41.14 | -3.4% |
| 22 | 22 | Alnylam Pharmaceuticals | ALNY | $720 | $19.45 | 8.8% |
| 23 | 21 | Palomar Medical Technologies | PMTI | $712 | $39.19 | 3.7% |
| 24 | 23 | Zoll Medical Corp. | ZOLL | $525 | $26.25 | 1.4% |
| 25 | 25 | Momenta Pharmaceuticals | MNTA | $522 | $14.38 | 6.5% |
The Boston Globe/Bloomberg Massachusetts Technology and Life Sciences indexes are price-weighted indexes of all technology and life sciences stocks in the state. Listed above are the top companies, ranked by market value, in each sector. Asterisks indicate a stock that has moved five places or more in the last week. For up-to-the-minute rankings and stock prices, visit boston.com/business. 