CASTLEARK MANAGEMENT LLC - COGENT COMMUNICATIONS HLDGS ownership

COGENT COMMUNICATIONS HLDGS's ticker is CCOI and the CUSIP is 19239V302. A total of 137 filers reported holding COGENT COMMUNICATIONS HLDGS in Q4 2013. The put-call ratio across all filers is 1.50 and the average weighting 0.4%.

Quarter-by-quarter ownership
CASTLEARK MANAGEMENT LLC ownership history of COGENT COMMUNICATIONS HLDGS
ValueSharesWeighting
Q2 2016$14,402,000
+0.7%
359,509
-1.9%
0.46%
+2.7%
Q1 2016$14,303,000
+17.0%
366,459
+4.0%
0.45%
+21.8%
Q4 2015$12,228,000
+55.7%
352,500
+59.5%
0.37%
+64.6%
Q3 2014$7,853,000
+76.6%
221,022
+71.8%
0.22%
+81.3%
Q2 2014$4,446,000
-43.4%
128,672
-41.8%
0.12%
-44.8%
Q1 2014$7,853,000
-10.5%
221,022
+1.7%
0.22%
-12.5%
Q4 2013$8,778,000
+116.0%
217,231
+50.5%
0.26%
+88.9%
Q2 2013$4,063,000144,3250.14%
Other shareholders
COGENT COMMUNICATIONS HLDGS shareholders Q4 2013
NameSharesValueWeighting ↓
RIVULET CAPITAL, LLC 437,700$15,464,0009.24%
MIG Capital, LLC 480,200$16,965,0005.38%
Foxhaven Asset Management, LP 1,070,171$37,809,0004.51%
Tekne Capital Management, LLC 787,816$27,834,0004.49%
AFTON CAPITAL MANAGEMENT LLC 55,000$1,943,0004.16%
ACT II MANAGEMENT, LP 231,921$8,194,0004.13%
Herring Creek Capital Management, LLC 456,438$16,126,0003.84%
RK Capital 373,600$13,199,0002.63%
HARBER ASSET MANAGEMENT LLC 96,851$3,422,0002.59%
Ulysses Management LLC 579,573$20,476,0002.41%
View complete list of COGENT COMMUNICATIONS HLDGS shareholders