| Name |
Shares |
Estimated Value of Shares * |
Holdings |
Shares Outstanding |
Turnover Rating |
| Flagship Ventures |
3.33 M |
34.75 M |
92.27% |
15.90% |
Low |
| Highland Capital Partners LLC |
2.99 M |
31.19 M |
15.05% |
14.27% |
High |
| MPM Capital, L.L.C. |
2.99 M |
31.19 M |
6.61% |
14.27% |
Low |
| Atlas Venture |
2.99 M |
31.19 M |
15.58% |
14.27% |
Low |
| Versant Ventures |
2.15 M |
22.41 M |
12.85% |
10.25% |
Low |
| Franklin Advisers, Inc. |
867,000 |
5.20 M |
0.01% |
4.14% |
Low |
| Frontier Capital Management Company, LLC |
767,850 |
4.61 M |
0.09% |
3.67% |
Low |
| Stephens Investment Management, L.L.C. |
708,346 |
4.25 M |
1.80% |
3.38% |
Medium |
| Millennium Management, L.L.C. |
612,523 |
2.87 M |
0.02% |
2.93% |
High |
| Wasatch Advisors, Inc. |
256,440 |
1.54 M |
0.03% |
1.22% |
Low |
Total % of Shares Owned by:
- Top 10 Holders
- 84.31%
- Top 25 Holders
- 87.65%
- Top 50 Holders
- 87.65%
* Value of shares is estimated based on the closing price of the month in which the shares were purchased.