Group One Trading
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Group One Trading’s Cogent Communications CCOI Stock Holding History

Group One Trading’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 		$6.85M Buy
363,700
+350,700
+2,698% +$7.73M 0.01% 1081
2025
Q4 		$280K Buy
13,000
+6,100
+88% +$180K ﹤0.01% 4066
2025
Q3 		$265K Buy
6,900
+1,100
+19% +$45.9K ﹤0.01% 4368
2025
Q2 		$280K Buy
5,800
+3,100
+115% +$157K ﹤0.01% 3994
2025
Q1 		$166K Sell
2,700
-21,800
-89% -$1.61M ﹤0.01% 4175
2024
Q4 		$1.89M Buy
24,500
+13,200
+117% +$1.05M ﹤0.01% 1971
2024
Q3 		$858K Buy
+11,300
New +$778K ﹤0.01% 2436
2024
Q1 		– Sell
-1,700
Closed -$129K – 7118
2023
Q4 		$129K Sell
1,700
-500
-23% -$33.4K ﹤0.01% 4240
2023
Q3 		$136K Buy
2,200
+1,600
+267% +$105K ﹤0.01% 4148
2023
Q2 		$40.4K Buy
600
+500
+500% +$32.7K ﹤0.01% 5439
2023
Q1 		$6.37K Hold
100
– – ﹤0.01% 6176
2022
Q4 		$5.71K Hold
100
– – ﹤0.01% 6280
2022
Q3 		$5K Sell
100
-700
-88% -$40.4K ﹤0.01% 6815
2022
Q2 		$49K Buy
800
+700
+700% +$43.1K ﹤0.01% 5566
2022
Q1 		$7K Buy
+100
New +$6.41K ﹤0.01% 7282
2021
Q3 		– Sell
-900
Closed -$69K – 8200
2021
Q2 		$69K Hold
900
– – ﹤0.01% 6301
2021
Q1 		$62K Buy
+900
New +$55K ﹤0.01% 6068
2017
Q4 		– Sell
-5,100
Closed -$249K – 4863
2017
Q3 		$249K Buy
5,100
+4,000
+364% +$177K ﹤0.01% 2607
2017
Q2 		$44K Buy
+1,100
New +$45.6K ﹤0.01% 3565
2017
Q1 		– Sell
-300
Closed -$12K – 4645
2016
Q4 		$12K Sell
300
-1,200
-80% -$45.8K ﹤0.01% 3890
2016
Q3 		$55K Sell
1,500
-400
-21% -$15.4K ﹤0.01% 3292
2016
Q2 		$76K Hold
1,900
– – ﹤0.01% 3042
2016
Q1 		$74K Buy
1,900
+700
+58% +$24.3K ﹤0.01% 3019
2015
Q4 		$42K Sell
1,200
-1,600
-57% -$51.7K ﹤0.01% 3511
2015
Q3 		$76K Hold
2,800
– – ﹤0.01% 3238
2015
Q2 		$95K Buy
2,800
+2,600
+1,300% +$87.1K ﹤0.01% 3126
2015
Q1 		$7K Hold
200
– – ﹤0.01% 4253
2014
Q4 		$7K Hold
200
– – ﹤0.01% 4344
2014
Q3 		$7K Sell
200
-1,800
-90% -$61.5K ﹤0.01% 4606
2014
Q2 		$69K Sell
2,000
-1,000
-33% -$35.4K ﹤0.01% 3311
2014
Q1 		$107K Buy
3,000
+2,000
+200% +$78.1K ﹤0.01% 3013
2013
Q4 		$40K Buy
+1,000
New +$36.4K ﹤0.01% 3793

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

Group One Trading's CCOI Position: Q1 2026 in Review

Group One Trading sold out of Cogent Communications (CCOI) in Q1 2026, closing a stake of 19,707 shares — an estimated $434K sold.

Group One Trading first reported a position in CCOI in Q2 2013 and held it in 21 quarters. The position peaked at $1.25M in Q4 2015. 233 funds tracked by Wall St. Rank hold CCOI as of Q1 2026.

  • Group One Trading reported no remaining Cogent Communications position as of Q1 2026 after selling out during the quarter.
  • Group One Trading sold 19,707 Cogent Communications shares in Q1 2026, an estimated $434K.
  • Group One Trading first reported a position in Cogent Communications in Q2 2013 and held it in 21 quarters.
  • Group One Trading's Cogent Communications position peaked at $1.25M in Q4 2015.
  • 233 funds tracked by Wall St. Rank held Cogent Communications as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.