| 02.07 15:37 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 02.07 15:36 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 28.06 15:22 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 28.06 15:21 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 28.06 10:47 | dpa-AFX: GNW-News: Dimensional Fund Advisors Ltd. : Form 8.3 - SPIRENT COMMUNICATIONS PLC - Ordinary Shares |
| 27.06 16:02 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 27.06 16:02 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 27.06 10:49 | dpa-AFX: GNW-News: Dimensional Fund Advisors Ltd. : Form 8.3 - SPIRENT COMMUNICATIONS PLC - Ordinary Shares |
| 26.06 15:31 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 24.06 16:28 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 19.06 15:47 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications PLC |
| 14.06 15:09 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 11.06 15:14 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 10.06 15:13 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 06.06 15:51 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 05.06 15:23 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 04.06 16:19 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 31.05 14:47 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 30.05 15:21 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
| 29.05 15:10 | Form 8.3 - The Vanguard Group, Inc.: Spirent Communications plc |
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