Jane Street’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
Q2
$966K Sell
69,619
-207,867
-75% -$3.83M ﹤0.01% 6624
2026
Q1
$5.23M Buy
277,486
+40,650
+17% +$896K ﹤0.01% 3443
2025
Q4
$5.11M Sell
236,836
-198,042
-46% -$5.85M ﹤0.01% 3191
2025
Q3
$16.7M Buy
434,878
+383,146
+741% +$16M ﹤0.01% 1830
2025
Q2
$2.49M Sell
51,732
-122,750
-70% -$6.23M ﹤0.01% 4073
2025
Q1
$10.7M Buy
174,482
+154,688
+781% +$11.4M ﹤0.01% 1909
2024
Q4
$1.53M Sell
19,794
-21,846
-52% -$1.74M ﹤0.01% 4600
2024
Q3
$3.16M Sell
41,640
-38,294
-48% -$2.64M ﹤0.01% 3625
2024
Q2
$4.51M Buy
79,934
+49,018
+159% +$2.93M ﹤0.01% 3124
2024
Q1
$2.02M Sell
30,916
-46,077
-60% -$3.36M ﹤0.01% 4109
2023
Q4
$5.86M Buy
76,993
+38,875
+102% +$2.6M ﹤0.01% 2634
2023
Q3
$2.36M Buy
38,118
+28,072
+279% +$1.84M ﹤0.01% 3781
2023
Q2
$676K Buy
10,046
+691
+7% +$45.1K ﹤0.01% 5850
2023
Q1
$596K Sell
9,355
-1,158
-11% -$74.5K ﹤0.01% 6030
2022
Q4
$600K Sell
10,513
-4,847
-32% -$266K ﹤0.01% 5820
2022
Q3
$801K Buy
15,360
+9,283
+153% +$535K ﹤0.01% 5835
2022
Q2
$369K Buy
+6,077
New +$374K ﹤0.01% 7252
2022
Q1
Sell
-5,854
Closed -$375K 10330
2021
Q4
$428K Buy
+5,854
New +$440K ﹤0.01% 7540
2021
Q3
Sell
-8,510
Closed -$633K 9966
2021
Q2
$654K Buy
+8,510
New +$632K ﹤0.01% 6729
2021
Q1
Sell
-6,715
Closed -$411K 9115
2020
Q4
$403K Sell
6,715
-1,321
-16% -$78.1K ﹤0.01% 6027
2020
Q3
$482K Buy
+8,036
New +$586K ﹤0.01% 5208
2020
Q1
Sell
-9,964
Closed -$656K 5338
2019
Q4
$656K Sell
9,964
-8,998
-47% -$543K ﹤0.01% 3345
2019
Q3
$1.04M Buy
+18,962
New +$1.13M ﹤0.01% 2561
2018
Q4
Sell
-5,854
Closed -$327K 4979
2018
Q3
$327K Buy
+5,854
New +$314K ﹤0.01% 4103
2018
Q1
Sell
-6,198
Closed -$281K 4839
2017
Q4
$281K Buy
+6,198
New +$295K ﹤0.01% 3834
2016
Q2
Sell
-7,557
Closed -$295K 4083
2016
Q1
$295K Buy
+7,557
New +$262K ﹤0.01% 3226
2014
Q2
Sell
-114,073
Closed -$4.05M 2587
2014
Q1
$4.05M Buy
+114,073
New +$4.46M 0.04% 298

Other funds holding CCOI

Jane Street's CCOI Position: Q2 2026 in Review

Jane Street reduced its Cogent Communications (CCOI) stake by 75% in Q2 2026, selling an estimated $3.83M and leaving 69,619 shares worth $966K. The position accounts for ﹤0.01% of the portfolio, ranked #6624.

Jane Street first reported a position in CCOI in Q1 2014 and has held it in 27 quarters since. The position peaked at $16.7M in Q3 2025. 224 funds tracked by Wall St. Rank hold CCOI as of Q2 2026.

  • Jane Street held 69,619 shares of Cogent Communications worth $966K as of Q2 2026.
  • Jane Street sold 207,867 Cogent Communications shares in Q2 2026, an estimated $3.83M.
  • Cogent Communications made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #6624 holding.
  • Jane Street first reported a position in Cogent Communications in Q1 2014 and has held it in 27 quarters since.
  • Jane Street's Cogent Communications position peaked at $16.7M in Q3 2025.
  • 224 funds tracked by Wall St. Rank held Cogent Communications as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.