BlackRock’s Cogent Communications CCOI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$133M Sell
7,075,372
-115,645
-2% -$2.55M ﹤0.01% 1925
2025
Q4
$155M Buy
7,191,017
+298,921
+4% +$8.82M ﹤0.01% 1847
2025
Q3
$264M Buy
6,892,096
+411,552
+6% +$17.2M ﹤0.01% 1498
2025
Q2
$312M Sell
6,480,544
-126,117
-2% -$6.4M 0.01% 1342
2025
Q1
$405M Sell
6,606,661
-189,997
-3% -$14M 0.01% 1164
2024
Q4
$524M Sell
6,796,658
-77,931
-1% -$6.21M 0.01% 1056
2024
Q3
$522M Buy
6,874,589
+60,351
+0.9% +$4.16M 0.01% 1039
2024
Q2
$385M Sell
6,814,238
-281,729
-4% -$16.8M 0.01% 1178
2024
Q1
$464M Sell
7,095,967
-240,074
-3% -$17.5M 0.01% 1085
2023
Q4
$558M Buy
7,336,041
+314,792
+4% +$21M 0.01% 923
2023
Q3
$435M Sell
7,021,249
-224,502
-3% -$14.7M 0.01% 1000
2023
Q2
$488M Sell
7,245,751
-51,691
-0.7% -$3.38M 0.01% 950
2023
Q1
$465M Sell
7,297,442
-176,486
-2% -$11.4M 0.01% 959
2022
Q4
$427M Buy
7,473,928
+83,066
+1% +$4.56M 0.01% 987
2022
Q3
$386M Buy
7,390,862
+149,238
+2% +$8.6M 0.01% 993
2022
Q2
$440M Buy
7,241,624
+234,714
+3% +$14.4M 0.01% 945
2022
Q1
$465M Sell
7,006,910
-65,145
-0.9% -$4.18M 0.01% 1042
2021
Q4
$518M Buy
7,072,055
+654,635
+10% +$49.2M 0.01% 997
2021
Q3
$455M Sell
6,417,420
-104,149
-2% -$7.74M 0.01% 1058
2021
Q2
$501M Sell
6,521,569
-167,339
-3% -$12.4M 0.01% 1005
2021
Q1
$460M Buy
6,688,908
+202,323
+3% +$12.4M 0.01% 1078
2020
Q4
$388M Buy
6,486,585
+118,770
+2% +$7.02M 0.01% 1083
2020
Q3
$382M Sell
6,367,815
-93,522
-1% -$6.82M 0.01% 910
2020
Q2
$500M Sell
6,461,337
-130,172
-2% -$10.5M 0.02% 713
2020
Q1
$540M Sell
6,591,509
-293,086
-4% -$22.2M 0.03% 574
2019
Q4
$453M Buy
6,884,595
+134,796
+2% +$8.14M 0.02% 862
2019
Q3
$372M Sell
6,749,799
-76,941
-1% -$4.59M 0.02% 961
2019
Q2
$405M Buy
6,826,740
+105,911
+2% +$6.08M 0.02% 885
2019
Q1
$365M Sell
6,720,829
-144,566
-2% -$7.12M 0.02% 962
2018
Q4
$310M Buy
6,865,395
+210,635
+3% +$10.4M 0.02% 978
2018
Q3
$371M Buy
6,654,760
+232,879
+4% +$12.5M 0.02% 991
2018
Q2
$343M Buy
6,421,881
+287,668
+5% +$14.3M 0.02% 1017
2018
Q1
$266M Sell
6,134,213
-153,882
-2% -$6.75M 0.01% 1139
2017
Q4
$285M Sell
6,288,095
-121,145
-2% -$5.77M 0.01% 1110
2017
Q3
$313M Buy
6,409,240
+1,280,290
+25% +$56.7M 0.02% 991
2017
Q2
$206M Buy
5,128,950
+172,987
+3% +$7.17M 0.01% 1280
2017
Q1
$213M Buy
4,955,963
+4,952,008
+125,209% +$206M 0.01% 1228
2016
Q4
$164K Sell
3,955
-534
-12% -$20.4K ﹤0.01% 2259
2016
Q3
$165K Sell
4,489
-1,894
-30% -$73.1K ﹤0.01% 2284
2016
Q2
$256K Buy
6,383
+3,178
+99% +$125K ﹤0.01% 1960
2016
Q1
$126K Buy
3,205
+1,718
+116% +$59.6K ﹤0.01% 1886
2015
Q4
$51K Sell
1,487
-1,451
-49% -$46.9K ﹤0.01% 2043
2015
Q3
$80K Buy
2,938
+1,637
+126% +$48.3K ﹤0.01% 1780
2015
Q2
$44K Sell
1,301
-5,427
-81% -$182K ﹤0.01% 2025
2015
Q1
$238K Buy
6,728
+5,364
+393% +$196K ﹤0.01% 1642
2014
Q4
$49K Hold
1,364
﹤0.01% 1955
2014
Q3
$46K Hold
1,364
﹤0.01% 1942
2014
Q2
$47K Sell
1,364
-142
-9% -$5.02K ﹤0.01% 1949
2014
Q1
$54K Hold
1,506
﹤0.01% 1885
2013
Q4
$61K Hold
1,506
﹤0.01% 1865
2013
Q3
$49K Hold
1,506
﹤0.01% 1847
2013
Q2
$42K Buy
+1,506
New +$42.1K ﹤0.01% 1933

Other funds holding CCOI