Andreas Halvorsen - Viking Global Investors
Holding/activity history for Thoratec Corp. (TL1)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2009 Q4 | 0 | 0.00 | Sell 100.00% | 0.28 | SEC | ||
| 2009 Q3 | 547,311 | 0.28 | Reduce 12.83% | 0.06 | $30.27 | $16,567,000 | SEC |
| 2009 Q2 | 627,900 | 0.43 | Reduce 23.04% | 0.20 | $26.78 | $16,815,000 | SEC |
| 2009 Q1 | 815,900 | 0.85 | Buy | 0.85 | $25.69 | $20,960,000 | SEC |