| American Century Capital Portfolios, Inc. |
7.4% |
1,579,521 |
1,579,521 |
0 |
American Century Capital Portfolios, Inc. |
/s/ John Pak / Senior Vice President |
|
| American Century Investment Management, Inc. |
11% |
2,432,173 |
2,351,303 |
0 |
American Century Investment Management, Inc. |
/s/ John Pak / Senior Vice President |
|
| American Century Companies, Inc. |
11% |
2,432,173 |
2,351,303 |
0 |
American Century Companies, Inc. |
/s/ John Pak / Senior Vice President |
|
| Stowers Institute for Medical Research |
11% |
2,432,173 |
2,351,303 |
0 |
Stowers Institute for Medical Research |
/s/ Joselyn Verschelden / Authorized Signer |
|