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CCOI
- As of 06/25/24, 07:40:19 AM: 101 Insider Transactions.
Sector:
Technology
Industry:
Diversified Communication Services
Prev Close:
$42.69
Avg Vol(3m):
380,292
P/E:
194.00
EPS:
0.22
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Insider Transactions for CCOI
Buy/Sell*
Filed Date
Subject
Symbol
Acquirer
Pct Owned
Details
B
2020-02-13 11:29:29.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
RENAISSANCE TECHNOLOGIES LLC
7.66%
view
S
2020-02-11 19:29:22.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
10.05%
view
S
2020-02-04 11:53:15.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
BlackRock Inc
14.7%
view
B
2019-05-10 12:06:56.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
10.3%
view
B
2019-02-13 10:18:16.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
RENAISSANCE TECHNOLOGIES LLC
7.35%
view
S
2019-02-11 08:55:48.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
9.84%
view
B
2019-01-24 13:43:52.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
BlackRock Inc
14.8%
view
B
2018-03-12 12:30:13.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
10.01%
view
B
2018-02-14 11:27:48.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
RENAISSANCE TECHNOLOGIES LLC
6.04%
view
S
2018-02-13 09:35:34.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FMR LLC
4.478%
view
S
2018-02-08 19:45:19.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
9.93%
view
S
2018-02-07 10:15:03.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FRONTIER CAPITAL MANAGEMENT CO LLC
2.734%
view
B
2018-01-19 14:03:41.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
BlackRock Inc
13.7%
view
S
2017-02-14 10:55:12.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FMR LLC
6.475%
view
S
2017-02-10 16:08:03.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FRONTIER CAPITAL MANAGEMENT CO LLC
6.26%
view
S
2017-02-10 09:41:50.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
10.32%
view
B
2017-01-12 11:22:50.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
BlackRock Inc
10.3%
view
B
2016-08-10 08:27:45.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
10.33%
view
B
2016-05-10 11:17:58.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
BlackRock Inc
10.0%
view
B
2016-02-12 09:01:36.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FMR LLC
11.22%
view
S
2016-02-11 18:10:36.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FRONTIER CAPITAL MANAGEMENT CO LLC
8.64%
view
B
2016-02-11 10:31:19.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
7.7%
view
B
2016-01-26 08:19:30.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
BlackRock Inc
6.8%
view
S
2015-10-05 09:34:34.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
COLUMBIA WANGER ASSET MANAGEMENT LLC
n/a
view
B
2015-07-10 07:47:17.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FMR LLC
10.523%
view
B
2015-02-13 10:09:45.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FMR LLC
7.661%
view
B
2015-02-12 17:58:30.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
FRONTIER CAPITAL MANAGEMENT CO LLC
9.86%
view
S
2015-02-12 09:41:25.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
Sarbit Advisory Services Inc
0.0%
view
B
2015-02-11 10:24:09.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
VANGUARD GROUP INC
6.33%
view
B
2015-02-11 09:24:00.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
COLUMBIA WANGER ASSET MANAGEMENT LLC
5.1%
view
S
2015-02-09 13:17:19.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
JENNISON ASSOCIATES LLC
2.3%
view
S
2015-02-06 17:52:13.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
BlackRock Inc
5.5%
view
S
2015-02-02 11:54:03.0
COGENT COMMUNICATIONS HOLDINGS
CCOI
PRUDENTIAL FINANCIAL INC
2.3%
view
S
2014-02-14 06:47:32.0
COGENT COMMUNICATIONS GROUP INC
CCOI
FMR LLC
1.785%
view
B
2014-02-12 11:57:03.0
COGENT COMMUNICATIONS GROUP INC
CCOI
VANGUARD GROUP INC
5.9%
view
B
2014-02-12 10:40:21.0
COGENT COMMUNICATIONS GROUP INC
CCOI
Sarbit Advisory Services Inc
6.62%
view
B
2014-02-06 17:01:43.0
COGENT COMMUNICATIONS GROUP INC
CCOI
JENNISON ASSOCIATES LLC
5.6%
view
B
2014-02-05 10:20:50.0
COGENT COMMUNICATIONS GROUP INC
CCOI
PRUDENTIAL FINANCIAL INC
5.6%
view
B
2014-01-28 15:23:00.0
COGENT COMMUNICATIONS GROUP INC
CCOI
BlackRock Inc
5.6%
view
S
2013-02-14 13:51:40.0
COGENT COMMUNICATIONS GROUP INC
CCOI
FMR LLC
5.718%
view
S
2013-02-14 12:56:49.0
COGENT COMMUNICATIONS GROUP INC
CCOI
FRONTIER CAPITAL MANAGEMENT CO LLC
7.823%
view
S
2013-02-14 11:29:53.0
COGENT COMMUNICATIONS GROUP INC
CCOI
COLUMBIA WANGER ASSET MANAGEMENT LLC
n/a
view
B
2013-02-14 09:34:31.0
COGENT COMMUNICATIONS GROUP INC
CCOI
Sarbit Advisory Services Inc
5.85%
view
B
2013-02-12 15:44:02.0
COGENT COMMUNICATIONS GROUP INC
CCOI
VANGUARD GROUP INC
5.85%
view
S
2013-02-08 16:18:46.0
COGENT COMMUNICATIONS GROUP INC
CCOI
BlackRock Inc
5.28%
view
S
2012-02-14 16:50:36.0
COGENT COMMUNICATIONS GROUP INC
CCOI
FRONTIER CAPITAL MANAGEMENT CO LLC
8.708%
view
S
2012-02-14 12:13:40.0
COGENT COMMUNICATIONS GROUP INC
CCOI
FMR LLC
7.548%
view
B
2012-02-13 14:48:13.0
COGENT COMMUNICATIONS GROUP INC
CCOI
BlackRock Inc
5.33%
view
S
2012-02-10 15:46:26.0
COGENT COMMUNICATIONS GROUP INC
CCOI
COLUMBIA WANGER ASSET MANAGEMENT LLC
5.5%
view
S
2012-02-08 10:35:53.0
COGENT COMMUNICATIONS GROUP INC
CCOI
MORGAN STANLEY
3.1%
view
B
2012-02-07 16:14:42.0
COGENT COMMUNICATIONS GROUP INC
CCOI
VANGUARD GROUP INC
5.31%
view
S
2012-02-02 15:25:00.0
COGENT COMMUNICATIONS GROUP INC
CCOI
PENINSULA CAPITAL ADVISORS LLC
0.0%
view
S
2011-07-11 13:49:33.0
COGENT COMMUNICATIONS GROUP INC
CCOI
FMR LLC
8.414%
view
S
2011-02-17 13:32:40.0
COGENT COMMUNICATIONS GROUP INC
CCOI
PRICE T ROWE ASSOCIATES INC
1.8%
view
S
2011-02-14 18:38:30.0
COMVERSE TECHNOLOGY INC
CMVT
SOROS FUND MANAGEMENT LLC
0.0%
view
B
2013-02-14 13:53:45.0
COMVERSE TECHNOLOGY INC
CMVT
FMR LLC
12.584%
view
B
2013-02-14 10:56:35.0
COMVERSE TECHNOLOGY INC
CMVT
CADIAN CAPITAL MANAGEMENT
5.9%
view
S
2013-01-30 14:29:58.0
COMVERSE TECHNOLOGY INC
CMVT
BlackRock Inc
1.21%
view
S
2012-02-14 15:36:02.0
COMVERSE TECHNOLOGY INC
CMVT
ARTIS CAPITAL MANAGEMENT
14.067%
view
B
2012-01-06 16:20:24.0
COMVERSE TECHNOLOGY INC
CMVT
SOROS FUND MANAGEMENT LLC
6.69%
view
S
2011-02-14 17:44:27.0
COMVERSE TECHNOLOGY INC
CMVT
FMR LLC
4.87%
view
B
2011-02-14 15:20:15.0
COMVERSE TECHNOLOGY INC
CMVT
ARTIS CAPITAL MANAGEMENT
10.1%
view
B
2011-02-14 13:45:52.0
COMVERSE TECHNOLOGY INC
CMVT
WELLINGTON MANAGEMENT CO LLP
0.0%
view
B
2010-07-19 17:22:09.0
COMVERSE TECHNOLOGY INC
CMVT
SOROS FUND MANAGEMENT LLC
8.63%
view
S
2010-02-16 14:27:58.0
COMVERSE TECHNOLOGY INC
CMVT
ARTIS CAPITAL MANAGEMENT
7.5%
view
S
2010-02-10 18:44:45.0
COMVERSE TECHNOLOGY INC
CMVT
Capital World Investors
0.0%
view
S
2009-02-17 13:43:16.0
COMVERSE TECHNOLOGY INC
CMVT
ARTIS CAPITAL MANAGEMENT
5.6%
view
B
2008-10-22 16:58:57.0
COMVERSE TECHNOLOGY INC
CMVT
ARTIS CAPITAL MANAGEMENT
6.23%
view
B
2008-02-13 11:37:06.0
COMVERSE TECHNOLOGY INC
CMVT
CAPITAL RESEARCH & MANAGEMENT CO
5.8%
view
B
2008-01-29 18:19:19.0
COMVERSE TECHNOLOGY INC
CMVT
HBK INVESTMENTS L P
5.3%
view
S
2007-11-16 17:09:06.0
COMVERSE TECHNOLOGY INC
CMVT
OZ MANAGEMENT LP
6.18%
view
B
2007-02-13 14:40:22.0
COMVERSE TECHNOLOGY INC
CMVT
CAPITAL RESEARCH & MANAGEMENT CO
10.4%
view
B
2007-02-07 15:39:26.0
COMVERSE TECHNOLOGY INC
CMVT
CITADEL L P
5.2%
view
S
2006-02-14 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
FMR CORP
n/a
view
S
2005-02-09 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
CITIGROUP INC
5.9%
view
S
2004-02-17 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
FMR CORP
n/a
view
S
2004-02-11 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
CITIGROUP INC
0.06%
view
S
2003-02-13 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
FMR CORP
0.4%
view
B
2003-02-04 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
CITIGROUP INC
10.7%
view
S
2002-02-14 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
PUTNAM INVESTMENTS LLC
12.0%
view
S
2002-02-12 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
MASSACHUSETTS FINANCIAL SERVICES CO
8.2%
view
S
2002-02-11 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
A I M MANAGEMENT GROUP INC
1.3%
view
S
2001-11-13 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
FMR CORP
n/a
view
S
2001-09-07 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
PUTNAM INVESTMENTS LLC
12.0%
view
S
2001-08-20 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
PUTNAM INVESTMENTS INC
12.0%
view
S
2001-03-12 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
PUTNAM INVESTMENTS INC
12.0%
view
B
2001-02-12 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
MORGAN STANLEY DEAN WITTER & CO
5.06%
view
S
2001-01-10 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
PUTNAM INVESTMENTS INC
12.2%
view
S
2000-02-14 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
AXA FINANCIAL INC
n/a
view
B
2000-02-11 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
MORGAN STANLEY DEAN WITTER & CO
5.1%
view
B
2000-02-04 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
FMR CORP
n/a
view
S
1999-04-09 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
PUTNAM INVESTMENTS INC
5.1%
view
B
1999-02-12 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
NICHOLAS APPLEGATE CAPITAL MANAGEMENT
5.8%
view
B
1999-02-11 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
AMVESCAP PLC
10.63%
view
B
1999-02-01 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
PILGRIM BAXTER & ASSOCIATES LTD
10.6%
view
B
1998-02-17 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
PILGRIM BAXTER & ASSOCIATES LTD
9.14%
view
S
1998-02-13 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
INVESCO PLC
8.3%
view
B
1998-02-11 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
INVESCO PLC
8.3%
view
B
1998-02-10 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
AMERICAN CENTURY COMPANIES INC
12.0%
view
B
1998-01-26 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
EQUITABLE COMPANIES INC
10.5%
view
B
1997-03-12 00:00:00.0
COMVERSE TECHNOLOGY INC
CMVT
A I M MANAGEMENT GROUP INC
5.2%
view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.