On December 31, 2010, Regeneron Pharmaceuticals (REGN) had a market capitalization of $2.8B, based on 87.41M shares at a price of $32.56.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 31 2010 | $32.56 | 329,600 | 87,405,000 | $2,846,002,945.50 |
December 30 2010 | $33.11 | 380,600 | 87,405,000 | $2,893,682,373.00 |
December 29 2010 | $33.05 | 396,200 | 87,405,000 | $2,888,481,775.50 |
December 28 2010 | $33.23 | 294,300 | 87,405,000 | $2,904,083,568.00 |
December 27 2010 | $33.41 | 280,500 | 87,405,000 | $2,920,550,670.00 |
December 23 2010 | $33.23 | 358,800 | 87,405,000 | $2,904,083,568.00 |
December 22 2010 | $33.20 | 405,600 | 87,405,000 | $2,901,478,899.00 |
December 21 2010 | $33.37 | 399,700 | 87,405,000 | $2,917,080,691.50 |
December 20 2010 | $32.79 | 750,600 | 87,405,000 | $2,865,940,026.00 |
December 17 2010 | $32.79 | 1,362,800 | 87,405,000 | $2,865,940,026.00 |
December 16 2010 | $31.77 | 509,500 | 87,405,000 | $2,776,647,078.00 |
December 15 2010 | $31.46 | 754,200 | 87,405,000 | $2,749,778,781.00 |
December 14 2010 | $30.36 | 443,400 | 87,405,000 | $2,653,554,616.50 |
December 13 2010 | $30.41 | 434,000 | 87,405,000 | $2,657,881,164.00 |
December 10 2010 | $29.95 | 380,700 | 87,405,000 | $2,618,007,003.00 |
December 09 2010 | $29.85 | 585,300 | 87,405,000 | $2,609,336,427.00 |
December 08 2010 | $29.84 | 387,700 | 87,405,000 | $2,608,471,117.50 |
December 07 2010 | $30.07 | 608,000 | 87,405,000 | $2,628,408,198.00 |
December 06 2010 | $29.89 | 490,800 | 87,405,000 | $2,612,806,405.50 |
December 03 2010 | $29.73 | 747,400 | 87,405,000 | $2,598,935,232.00 |
December 02 2010 | $29.24 | 846,000 | 87,405,000 | $2,555,591,092.50 |
December 01 2010 | $29.25 | 748,200 | 87,405,000 | $2,556,456,402.00 |
November 30 2010 | $28.58 | 581,500 | 87,405,000 | $2,498,375,779.50 |
November 29 2010 | $28.45 | 582,700 | 87,405,000 | $2,486,243,965.50 |
November 26 2010 | $28.59 | 185,900 | 87,405,000 | $2,499,241,089.00 |