Brown Advisory
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Brown Advisory’s Cogent Communications CCOI Stock Holding History

Brown Advisory’s Portfolio CCOI Stock Details CCOI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.06M Buy
56,429
+3,477
+7% +$76.6K ﹤0.01% 834
2025
Q4 		$1.14M Sell
52,952
-953,373
-95% -$28.1M ﹤0.01% 811
2025
Q3 		$38.6M Sell
1,006,325
-447,776
-31% -$18.7M 0.05% 241
2025
Q2 		$70.1M Sell
1,454,101
-217,369
-13% -$11M 0.09% 151
2025
Q1 		$102M Sell
1,671,470
-225,620
-12% -$16.6M 0.15% 115
2024
Q4 		$146M Buy
1,897,090
+368,129
+24% +$29.4M 0.19% 97
2024
Q3 		$116M Buy
1,528,961
+226,748
+17% +$15.6M 0.15% 114
2024
Q2 		$73.5M Sell
1,302,213
-56,673
-4% -$3.38M 0.1% 157
2024
Q1 		$88.8M Buy
1,358,886
+19,727
+1% +$1.44M 0.12% 148
2023
Q4 		$102M Sell
1,339,159
-20,751
-2% -$1.39M 0.14% 124
2023
Q3 		$84.2M Buy
1,359,910
+35,449
+3% +$2.32M 0.14% 132
2023
Q2 		$89.1M Sell
1,324,461
-20,472
-2% -$1.34M 0.14% 139
2023
Q1 		$85.7M Buy
1,344,933
+103,970
+8% +$6.69M 0.15% 133
2022
Q4 		$70.8M Sell
1,240,963
-27,898
-2% -$1.53M 0.13% 146
2022
Q3 		$66.2M Sell
1,268,861
-53,007
-4% -$3.06M 0.13% 143
2022
Q2 		$80.3M Sell
1,321,868
-272,487
-17% -$16.8M 0.15% 131
2022
Q1 		$106M Buy
1,594,355
+71,845
+5% +$4.61M 0.16% 112
2021
Q4 		$111M Sell
1,522,510
-24,184
-2% -$1.82M 0.14% 114
2021
Q3 		$110M Sell
1,546,694
-14,946
-1% -$1.11M 0.16% 114
2021
Q2 		$120M Buy
1,561,640
+81,162
+5% +$6.03M 0.18% 108
2021
Q1 		$102M Buy
1,480,478
+189,967
+15% +$11.6M 0.17% 107
2020
Q4 		$77.3M Buy
1,290,511
+631,541
+96% +$37.3M 0.14% 124
2020
Q3 		$39.6M Buy
+658,970
New +$48.1M 0.08% 160
2020
Q2 		– Sell
-2,534
Closed -$207K – 959
2020
Q1 		$207K Sell
2,534
-2,152
-46% -$163K ﹤0.01% 857
2019
Q4 		$309K Sell
4,686
-1,829
-28% -$110K ﹤0.01% 874
2019
Q3 		$360K Sell
6,515
-8,078
-55% -$481K ﹤0.01% 818
2019
Q2 		$866K Sell
14,593
-218,689
-94% -$12.6M ﹤0.01% 657
2019
Q1 		$12.7M Sell
233,282
-896,675
-79% -$44.2M 0.04% 314
2018
Q4 		$51.1M Sell
1,129,957
-746,031
-40% -$36.9M 0.17% 110
2018
Q3 		$105M Sell
1,875,988
-226,029
-11% -$12.1M 0.3% 67
2018
Q2 		$112M Buy
2,102,017
+87,707
+4% +$4.36M 0.35% 61
2018
Q1 		$87.4M Buy
2,014,310
+564,940
+39% +$24.8M 0.28% 71
2017
Q4 		$65.7M Sell
1,449,370
-100,308
-6% -$4.78M 0.21% 99
2017
Q3 		$75.8M Sell
1,549,678
-192,125
-11% -$8.51M 0.25% 88
2017
Q2 		$69.8M Buy
1,741,803
+44,073
+3% +$1.83M 0.21% 95
2017
Q1 		$73.1M Sell
1,697,730
-157,476
-8% -$6.56M 0.25% 87
2016
Q4 		$76.7M Buy
1,855,206
+149,057
+9% +$5.68M 0.27% 80
2016
Q3 		$62.8M Buy
1,706,149
+387,908
+29% +$15M 0.22% 88
2016
Q2 		$52.8M Buy
1,318,241
+10,520
+0.8% +$413K 0.19% 95
2016
Q1 		$51M Sell
1,307,721
-2,064
-0.2% -$71.6K 0.18% 92
2015
Q4 		$45.4M Buy
1,309,785
+45,029
+4% +$1.46M 0.15% 100
2015
Q3 		$34.4M Buy
1,264,756
+493,869
+64% +$14.6M 0.12% 124
2015
Q2 		$26.1M Buy
770,887
+423,524
+122% +$14.2M 0.08% 162
2015
Q1 		$12.3M Buy
+347,363
New +$12.7M 0.04% 255

Other funds holding CCOI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
TCAM
Turtle Creek Asset Management Toronto, Ontario, Canada $2.67B AUM 0.64% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $12.5B AUM 31.7% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PWAM
Park West Asset Management San Francisco, California $1.18B AUM 47.25% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
NM
Newtyn Management New York $936M AUM 27.23% 1-Year Est. Return
MG
Magnolia Group Omaha, Nebraska $538M AUM 5.13% 1-Year Est. Return

Brown Advisory's CCOI Position: Q1 2026 in Review

Brown Advisory increased its Cogent Communications (CCOI) stake by 6.6% in Q1 2026, buying an estimated $76.6K and bringing the position to 56,429 shares worth $1.06M. The position accounts for ﹤0.01% of the portfolio, ranked #834.

Brown Advisory first reported a position in CCOI in Q1 2015 and has held it in 44 quarters since. The position peaked at $146M in Q4 2024. 233 funds tracked by Wall St. Rank hold CCOI as of Q1 2026.

  • Brown Advisory held 56,429 shares of Cogent Communications worth $1.06M as of Q1 2026.
  • Brown Advisory bought 3,477 Cogent Communications shares in Q1 2026, an estimated $76.6K.
  • Cogent Communications made up ﹤0.01% of Brown Advisory's portfolio in Q1 2026, its #834 holding.
  • Brown Advisory first reported a position in Cogent Communications in Q1 2015 and has held it in 44 quarters since.
  • Brown Advisory's Cogent Communications position peaked at $146M in Q4 2024.
  • 233 funds tracked by Wall St. Rank held Cogent Communications as of Q1 2026.

Based on Brown Advisory's 13F filing for Q1 2026, filed 15 May 2026.