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 		$347K Buy
18,400
+13,300
+261% +$293K ﹤0.01% 3670
2025
Q4 		$110K Sell
5,100
-10,100
-66% -$298K ﹤0.01% 4931
2025
Q3 		$583K Buy
15,200
+15,000
+7,500% +$626K ﹤0.01% 3541
2025
Q2 		$9.64K Buy
200
+100
+100% +$5.08K ﹤0.01% 6742
2025
Q1 		$6.13K Buy
+100
New +$7.37K ﹤0.01% 6554
2024
Q3 		– Sell
-600
Closed -$33.9K – 6698
2024
Q2 		$33.9K Buy
600
+400
+200% +$23.9K ﹤0.01% 4816
2024
Q1 		$13.1K Buy
+200
New +$14.6K ﹤0.01% 5706
2023
Q2 		– Sell
-600
Closed -$38.2K – 7682
2023
Q1 		$38.2K Buy
+600
New +$38.6K ﹤0.01% 5049
2021
Q2 		– Sell
-1,200
Closed -$83K – 8173
2021
Q1 		$83K Buy
1,200
+200
+20% +$12.2K ﹤0.01% 5820
2020
Q4 		$60K Buy
+1,000
New +$59.1K ﹤0.01% 4892
2018
Q3 		– Sell
-27,200
Closed -$1.45M – 5212
2018
Q2 		$1.45M Hold
27,200
– – 0.01% 1370
2018
Q1 		$1.18M Buy
+27,200
New +$1.19M 0.01% 1382
2016
Q4 		– Sell
-100
Closed -$4K – 4434
2016
Q3 		$4K Buy
+100
New +$3.86K ﹤0.01% 4252
2016
Q1 		– Sell
-33,500
Closed -$1.16M – 4579
2015
Q4 		$1.16M Hold
33,500
– – 0.01% 1212
2015
Q3 		$910K Sell
33,500
-19,100
-36% -$564K 0.01% 1312
2015
Q2 		$1.78M Buy
52,600
+32,600
+163% +$1.09M 0.02% 824
2015
Q1 		$707K Buy
+20,000
New +$731K 0.01% 1336
2014
Q4 		– Sell
-300
Closed -$10K – 4915
2014
Q3 		$10K Sell
300
-3,100
-91% -$106K ﹤0.01% 4458
2014
Q2 		$117K Sell
3,400
-2,000
-37% -$70.8K ﹤0.01% 2829
2014
Q1 		$192K Buy
5,400
+2,400
+80% +$93.7K ﹤0.01% 2476
2013
Q4 		$121K Buy
3,000
+2,000
+200% +$72.8K ﹤0.01% 2859
2013
Q3 		$32K Buy
1,000
+600
+150% +$18.4K ﹤0.01% 3871
2013
Q2 		$11K Buy
+400
New +$11.2K ﹤0.01% 4384

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.