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Polar Capital LLP
> CIEN
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 09/30/2020 | CIENA CORP | CIEN | 0 | -1,829,458 | 0 | -99,083,000 | |
| 06/30/2020 | CIENA CORP | CIEN | 1,829,458 | 1,735,172 | 99,083,000 | 95,329,000 | $54.16 |
| 03/31/2020 | CIENA CORP | CIEN | 94,286 | 94,286 | 3,754,000 | 3,754,000 | $39.82 |
| 06/30/2009 | CIENA CORP | CIEN | 0 | -56,850 | 0 | -442,000 | |
| 03/31/2009 | CIENA CORP | CIEN | 56,850 | -76,150 | 442,000 | -449,100 | $7.77 |
| 12/31/2008 | CIENA CORP | CIEN | 133,000 | 91,000 | 891,100 | 468,100 | $6.70 |
| 09/30/2008 | CIENA CORP | CIEN | 42,000 | -38,000 | 423,000 | -1,431,000 | $10.07 |
| 06/30/2008 | CIENA CORP | CIEN | 80,000 | 80,000 | 1,854,000 | 1,854,000 | $23.18 |
| 03/31/2008 | CIENA CORP | CIEN | 140,000 | -55,000 | 3,083,000 | -2,320,000 | $22.02 |
| 12/31/2007 | CIENA CORP | CIEN | 194,160 | -840 | 5,088,000 | -315,000 | $26.21 |
| 09/30/2007 | CIENA CORP | CIEN | 206,160 | 11,160 | 6,327,000 | 924,000 | $30.69 |
| 06/30/2007 | CIENA CORP | CIEN | 201,500 | 6,500 | 7,280,000 | 1,877,000 | $36.13 |
| 03/31/2007 | CIENA CORP | CIEN | 200,000 | 5,000 | 5,590,000 | 187,000 | $27.95 |
| 12/31/2006 | CIENA CORP | CIEN | 195,000 | 195,000 | 5,403,000 | 5,403,000 | $27.71 |
| 09/30/2003 | CIENA CORP | CIEN | 0 | -205,000 | 0 | -1,060,000 | |
| 06/30/2003 | CIENA CORP | CIEN | 205,000 | 205,000 | 1,060,000 | 1,060,000 | $5.17 |
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