Merck & Co shares owned by William Blair $ Company
Quarter-by-quarter ownership of Merck & Co (MRK) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in Merck & Co
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Quarterly reported holdings in Merck & Co by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2013-03-31 | $14M | 310k | 44.20 |
| 2012-12-31 | $14M | 336k | 40.94 |
| 2012-09-30 | $16M | 343k | 45.10 |
| 2012-06-30 | $15M | 365k | 41.75 |
| 2011-12-31 | $13M | 350k | 37.70 |
| 2011-09-30 | $6.7M | 204k | 32.70 |
| 2011-03-31 | $6.9M | 209k | 33.01 |
| 2010-12-31 | $8.0M | 223k | 36.04 |