 | Form 4 Filings | Insider Buys | Significant Buys | Penny Stocks Insider Buying | Insider Sales |
| Insider Buy Sell Ratios | Stock Options | Insider Trading Stock Screener | Insider Trading Graph View | Insider Watch |
Insider Trading - KUMMER RAYMOND B
| | "Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise" - Peter Lynch What is insider trading>> |
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2019-12-04 Sale | 2019-12-04 1:22 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 3,000 | $61.92 | $185,764 | 38,400 (Direct) | View |
| 2019-06-10 Sale | 2019-06-10 5:11 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 2,400 | $61.24 | $146,966 | 41,400 (Direct) | View |
| 2019-06-04 Sale | 2019-06-04 4:13 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 3,000 | $57.05 | $171,165 | 43,800 (Direct) | View |
| 2019-05-22 Sale | 2019-05-22 5:05 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 2,440 | $58.4 | $142,496 | 46,800 (Direct) | View |
| 2019-04-04 Sale | 2019-04-05 3:21 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 3,000 | $56.1 | $168,300 | 43,240 (Direct) | View |
| 2019-03-20 Sale | 2019-03-21 2:26 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 3,000 | $52.3 | $156,896 | 46,440 (Direct) | View |
| 2019-03-15 Sale | 2019-03-15 5:02 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 3,000 | $51 | $153,000 | 46,640 (Direct) | View |
| 2018-06-19 Sale | 2018-06-19 4:19 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 2,100 | $54.76 | $114,988 | 49,640 (Direct) | View |
| 2018-06-15 Sale | 2018-06-18 11:32 am | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 3,000 | $53.78 | $161,333 | 51,740 (Direct) | View |
| 2018-06-06 Sale | 2018-06-06 3:57 pm | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 3,000 | $52.67 | $157,997 | 54,740 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2019-05-01 Option Award | 2019-05-01 6:02 pm | N/A N/A | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 9,600 | $0 | 49,240 (Direct) | View |
| 2019-04-04 Gift | 2019-04-05 3:21 pm | N/A N/A | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 1,000 | $0 | 43,240 (Direct) | View |
| 2018-02-21 Option Award | 2018-02-22 4:50 pm | N/A N/A | COGENT COMMUNICATIONS HOLDINGS Inc | CCOI | KUMMER RAYMOND B CTO | 9,600 | $0 | 57,740 (Direct) | View |