The closing price for Regeneron Pharmaceuticals (REGN) in December 1999 was $12.65, on December 31, 1999. It was up 61.9% for the month. The latest price is $606.32.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 31 1999 | $12.27 | $12.89 | $12.15 | $12.65 | 51,500 |
December 30 1999 | $11.78 | $12.58 | $11.72 | $12.03 | 163,100 |
December 29 1999 | $10.23 | $12.15 | $10.04 | $12.15 | 186,400 |
December 28 1999 | $10.45 | $10.54 | $9.92 | $10.20 | 143,300 |
December 27 1999 | $9.79 | $10.85 | $9.79 | $10.48 | 214,500 |
December 23 1999 | $8.86 | $9.92 | $8.80 | $9.24 | 139,900 |
December 22 1999 | $8.80 | $8.90 | $8.43 | $8.86 | 72,100 |
December 21 1999 | $8.93 | $8.93 | $8.49 | $8.68 | 50,300 |
December 20 1999 | $8.43 | $8.96 | $8.43 | $8.68 | 72,000 |
December 17 1999 | $8.55 | $8.62 | $8.31 | $8.52 | 112,600 |
December 16 1999 | $8.77 | $8.86 | $8.31 | $8.55 | 127,900 |
December 15 1999 | $8.86 | $8.93 | $8.62 | $8.80 | 210,700 |
December 14 1999 | $9.05 | $9.05 | $8.80 | $8.99 | 109,300 |
December 13 1999 | $8.80 | $8.99 | $8.68 | $8.99 | 80,700 |
December 10 1999 | $9.86 | $9.92 | $7.93 | $8.99 | 221,100 |
December 09 1999 | $8.62 | $11.53 | $8.43 | $9.92 | 416,300 |
December 08 1999 | $8.55 | $8.68 | $8.37 | $8.43 | 185,400 |
December 07 1999 | $7.93 | $8.49 | $7.93 | $8.43 | 126,400 |
December 06 1999 | $7.81 | $8.15 | $7.69 | $8.03 | 61,300 |
December 03 1999 | $7.81 | $8.06 | $7.81 | $7.84 | 26,700 |
December 02 1999 | $7.69 | $7.93 | $7.69 | $7.93 | 56,500 |
December 01 1999 | $7.81 | $7.81 | $7.50 | $7.81 | 14,900 |
Daily pricing data for Regeneron Pharmaceuticals dates back to 4/2/1991, and may be incomplete.