Millennium Management’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
$4.3M Buy
228,396
+189,613
+489% +$4.18M ﹤0.01% 3120
2025
Q4
$836K Sell
38,783
-40,956
-51% -$1.21M ﹤0.01% 4604
2025
Q3
$3.06M Buy
79,739
+58,700
+279% +$2.45M ﹤0.01% 3643
2025
Q2
$1.01M Sell
21,039
-14,660
-41% -$744K ﹤0.01% 4396
2025
Q1
$2.19M Buy
35,699
+31,171
+688% +$2.3M ﹤0.01% 3694
2024
Q4
$349K Sell
4,528
-8,863
-66% -$707K ﹤0.01% 4987
2024
Q3
$1.02M Buy
+13,391
New +$922K ﹤0.01% 4267
2024
Q2
Sell
-21,252
Closed -$1.39M 5940
2024
Q1
$1.39M Buy
21,252
+15,433
+265% +$1.13M ﹤0.01% 4033
2023
Q4
$443K Sell
5,819
-19,718
-77% -$1.32M ﹤0.01% 4712
2023
Q3
$1.58M Buy
25,537
+5,272
+26% +$345K ﹤0.01% 3786
2023
Q2
$1.36M Buy
20,265
+14,077
+227% +$919K ﹤0.01% 3789
2023
Q1
$394K Sell
6,188
-15,457
-71% -$994K ﹤0.01% 4736
2022
Q4
$1.24M Sell
21,645
-363
-2% -$19.9K ﹤0.01% 3952
2022
Q3
$1.15M Buy
+22,008
New +$1.27M ﹤0.01% 4215
2022
Q2
Sell
-3,583
Closed -$238K 7010
2022
Q1
$238K Buy
+3,583
New +$230K ﹤0.01% 5736
2021
Q4
Sell
-141,910
Closed -$10.1M 6840
2021
Q3
$10.1M Buy
141,910
+64,387
+83% +$4.79M 0.01% 2040
2021
Q2
$5.96M Sell
77,523
-7,099
-8% -$527K ﹤0.01% 2526
2021
Q1
$5.82M Sell
84,622
-126,787
-60% -$7.75M ﹤0.01% 2407
2020
Q4
$12.7M Buy
211,409
+129,186
+157% +$7.64M 0.01% 1485
2020
Q3
$4.94K Buy
+82,223
New +$6M 0.01% 1852
2020
Q2
Sell
-65,873
Closed -$5.4M 4195
2020
Q1
$5.4M Buy
65,873
+57,667
+703% +$4.36M 0.01% 1286
2019
Q4
$540K Sell
8,206
-417,961
-98% -$25.2M ﹤0.01% 3332
2019
Q3
$23.5M Buy
426,167
+205,502
+93% +$12.2M 0.04% 679
2019
Q2
$13.1M Buy
220,665
+80,229
+57% +$4.6M 0.02% 1062
2019
Q1
$7.62M Buy
140,436
+54,112
+63% +$2.67M 0.01% 1456
2018
Q4
$3.9M Buy
+86,324
New +$4.27M 0.01% 1751
2018
Q3
Sell
-29,406
Closed -$1.57M 3925
2018
Q2
$1.57M Buy
+29,406
New +$1.46M ﹤0.01% 2563
2018
Q1
Sell
-9,188
Closed -$416K 3666
2017
Q4
$416K Buy
+9,188
New +$438K ﹤0.01% 3186
2016
Q4
Sell
-14,000
Closed -$515K 3358
2016
Q3
$515K Buy
14,000
+3,227
+30% +$125K ﹤0.01% 2589
2016
Q2
$432K Buy
+10,773
New +$423K ﹤0.01% 2559
2016
Q1
Sell
-40,375
Closed -$1.4M 3286
2015
Q4
$1.4M Buy
40,375
+12,134
+43% +$392K ﹤0.01% 2137
2015
Q3
$767K Buy
+28,241
New +$833K ﹤0.01% 2433
2015
Q2
Sell
-69,228
Closed -$2.45M 3364
2015
Q1
$2.45M Buy
69,228
+31,781
+85% +$1.16M ﹤0.01% 1825
2014
Q4
$1.32M Sell
37,447
-112,278
-75% -$3.76M ﹤0.01% 2292
2014
Q3
$5.03M Sell
149,725
-268,935
-64% -$9.18M 0.01% 1287
2014
Q2
$14.5M Buy
418,660
+261,984
+167% +$9.27M 0.04% 631
2014
Q1
$5.57M Sell
156,676
-24,137
-13% -$943K 0.02% 1153
2013
Q4
$7.31M Sell
180,813
-108,731
-38% -$3.96M 0.02% 911
2013
Q3
$9.34M Buy
289,544
+132,887
+85% +$4.08M 0.03% 717
2013
Q2
$4.41M Buy
+156,657
New +$4.37M 0.01% 1110

Other funds holding CCOI

Millennium Management's CCOI Position: Q1 2026 in Review

Millennium Management increased its Cogent Communications (CCOI) stake by 489% in Q1 2026, buying an estimated $4.18M and bringing the position to 228,396 shares worth $4.3M. The position accounts for ﹤0.01% of the portfolio, ranked #3120.

Millennium Management first reported a position in CCOI in Q2 2013 and has held it in 40 quarters since. The position peaked at $23.5M in Q3 2019. 233 funds tracked by Wall St. Rank hold CCOI as of Q1 2026.

  • Millennium Management held 228,396 shares of Cogent Communications worth $4.3M as of Q1 2026.
  • Millennium Management bought 189,613 Cogent Communications shares in Q1 2026, an estimated $4.18M.
  • Cogent Communications made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #3120 holding.
  • Millennium Management first reported a position in Cogent Communications in Q2 2013 and has held it in 40 quarters since.
  • Millennium Management's Cogent Communications position peaked at $23.5M in Q3 2019.
  • 233 funds tracked by Wall St. Rank held Cogent Communications as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.