News + Filings Holdings
|
Granahan Investment Management, LLC
> CCOI
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 40,683 | 40,683 | 2,737,559,000 | 2,737,559,000 | $67,290.00 |
| 12/31/2018 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 0 | -41,612 | 0 | -2,322,000 | |
| 09/30/2018 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 41,612 | -19,498 | 2,322,000 | -941,000 | $55.80 |
| 06/30/2018 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 61,110 | 30,732 | 3,263,000 | 1,945,000 | $53.40 |
| 03/31/2018 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 30,378 | -11,623 | 1,318,000 | -585,000 | $43.39 |
| 12/31/2017 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 42,001 | -14,621 | 1,903,000 | -866,000 | $45.31 |
| 09/30/2017 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 56,622 | -13,417 | 2,769,000 | -40,000 | $48.90 |
| 06/30/2017 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 70,039 | 10,303 | 2,809,000 | 237,000 | $40.11 |
| 03/31/2017 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 59,736 | -408,353 | 2,572,000 | -16,783,000 | $43.06 |
| 12/31/2016 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 468,089 | 3,800 | 19,355,000 | 2,265,000 | $41.35 |
| 09/30/2016 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 464,289 | 94,600 | 17,090,000 | 2,280,000 | $36.81 |
| 06/30/2016 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 369,689 | 67,800 | 14,810,000 | 3,027,000 | $40.06 |
| 03/31/2016 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 301,889 | 301,889 | 11,783,000 | 11,783,000 | $39.03 |
| 12/31/2015 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 394,989 | 394,989 | 13,702,000 | 13,702,000 | $34.69 |
| 09/30/2015 | COGENT COMMUNICATIONS HOLDINGS, INC. | CCOI | 517,589 | 517,589 | 14,058,000 | 14,058,000 | $27.16 |
| << Prev Next >> |
|