Covidien chief executive Richard J. Meelia's compensation totaled $28.4 million in fiscal 2007; Standard & Poor's raised Genzyme's rating.
| LAST | MARKET CAP | LAST | PCT. | |||
| NO. | WEEK | COMPANY | TICKER | (MILLIONS) | PRICE | CHANGE |
| 1 | 1 | Thermo Fisher Scientific | TMO | $21,680 | $51.61 | -4.1% |
| 2 | 2 | Covidien Ltd | COV | $21,160 | $42.50 | -6.3% |
| 3 | 3 | Genzyme Corp. | GENZ | $19,594 | $73.67 | -9.2% |
| 4 | 4 | Boston Scientific Corp. | BSX | $17,651 | $11.84 | -4.1% |
| 5 | 5 | Biogen Idec | BIIB | $17,285 | $58.92 | -3.5% |
| 6 | 6 | Hologic | HOLX | $7,780 | $62.07 | -5.1% |
| 7 | 7 | Waters Corp. | WAT | $5,731 | $57.07 | -25.3% |
| 8 | 8 | Millennium Pharmaceuticals | MLNM | $4,730 | $14.65 | -8.8% |
| 9 | 9 | Charles River Laboratories | CRL | $4,266 | $62.81 | -5.2% |
| 10 | 10 | Inverness Medical | IMA | $3,987 | $52.23 | -6.1% |
| 11 | 11 | Millipore Corp. | MIL | $3,634 | $66.58 | -3.4% |
| 12 | 14 | PerkinElmer | PKI | $3,163 | $26.68 | 6.7% |
| 13 | 12 | Sepracor | SEPR | $3,127 | $27.99 | -6.7% |
| 14 | 13 | Vertex Pharmaceuticals | VRTX | $2,536 | $19.17 | -18.5% |
| 15 | 16 | Parexel International Corp. | PRXL | $1,557 | $56.03 | 5.3% |
| 16 | 15 | Alkermes | ALKS | $1,391 | $13.61 | -6.5% |
| 17 | 17 | Haemonetics Corp. | HAE | $1,390 | $54.68 | -3.2% |
| 18 | 19 | Alnylam Pharmaceuticals | ALNY | $1,265 | $31.09 | -2.9% |
| 19 | 18 | Bruker BioSciences Corp. | BRKR | $1,153 | $10.93 | -5.8% |
| 20 | 20 | Cubist Pharmaceuticals | CBST | $1,038 | $18.51 | -15.9% |
| 21 | 21 | AMAG Pharmaceuticals | AMAG | $1,003 | $59.33 | -6.3% |
| 22 | 22 | Phase Forward | PFWD | $777 | $18.36 | -3.7% |
| 23 | 24 | Zoll Medical Corp. | ZOLL | $539 | $26.30 | -0.3% |
| 24 | - | Abiomed | ABMD | $507 | $15.58 | 10.0% |
| 25 | 23 | Insulet Corp. | PODD | $503 | $19.05 | -13.3% |
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.
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