SIGMA CAPITAL MANAGEMENT LLC - COGENT COMMUNICATIONS HLDGS ownership

COGENT COMMUNICATIONS HLDGS's ticker is CCOI and the CUSIP is 19239V302. A total of 130 filers reported holding COGENT COMMUNICATIONS HLDGS in Q2 2013. The put-call ratio across all filers is 0.03 and the average weighting 0.3%.

Quarter-by-quarter ownership
SIGMA CAPITAL MANAGEMENT LLC ownership history of COGENT COMMUNICATIONS HLDGS
ValueSharesWeighting
Q4 2013$4,849,000
+271.3%
120,000
+196.3%
0.27%
+394.5%
Q3 2013$1,306,000
-59.7%
40,500
-64.8%
0.06%
-63.1%
Q2 2013$3,237,000115,0000.15%
Other shareholders
COGENT COMMUNICATIONS HLDGS shareholders Q2 2013
NameSharesValueWeighting ↓
Harspring Capital Management, LLC 984,000$60,909,60016.15%
MIG Capital, LLC 820,249$50,773,4139.40%
BEACONLIGHT CAPITAL, LLC 300,097$18,576,0048.03%
Broad Run Investment Management 669,731$41,456,3495.48%
Redmond Asset Management, LLC 111,811$6,921,0852.47%
Herald Investment Management Ltd 170,395$10,533,5012.24%
Global Alpha Capital Management Ltd. 233,400$14,447,4601.45%
Portolan Capital Management 241,516$14,949,8401.40%
BOSTON FINANCIAL MANGEMENT LLC 594,023$36,770,0401.38%
Copeland Capital Management, LLC 969,139$59,989,7111.29%
View complete list of COGENT COMMUNICATIONS HLDGS shareholders