Citigroup
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Citigroup’s Cogent Communications CCOI Stock Holding History

Citigroup’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
2019
Q1 		– Sell
-200
Closed -$9K – 7654
2018
Q4 		$9K Sell
200
-1,200
-86% -$59.4K ﹤0.01% 7186
2018
Q3 		$78K Hold
1,400
– – ﹤0.01% 6129
2018
Q2 		$75K Sell
1,400
-800
-36% -$39.8K ﹤0.01% 5958
2018
Q1 		$95K Sell
2,200
-3,200
-59% -$140K ﹤0.01% 5658
2017
Q4 		$245K Sell
5,400
-14,600
-73% -$695K ﹤0.01% 4862
2017
Q3 		$978K Buy
20,000
+18,400
+1,150% +$815K ﹤0.01% 3407
2017
Q2 		$64K Buy
1,600
+500
+45% +$20.7K ﹤0.01% 5628
2017
Q1 		$47K Buy
1,100
+500
+83% +$20.8K ﹤0.01% 5741
2016
Q4 		$25K Sell
600
-2,400
-80% -$91.5K ﹤0.01% 6441
2016
Q3 		$110K Buy
3,000
+1,500
+100% +$57.9K ﹤0.01% 5140
2016
Q2 		$60K Sell
1,500
-1,600
-52% -$62.8K ﹤0.01% 5451
2016
Q1 		$121K Buy
3,100
+2,600
+520% +$90.1K ﹤0.01% 5522
2015
Q4 		$17K Buy
500
+400
+400% +$12.9K ﹤0.01% 6560
2015
Q3 		$3K Buy
+100
New +$2.95K ﹤0.01% 6900

Other funds holding CCOI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
TCAM
Turtle Creek Asset Management Toronto, Ontario, Canada $2.56B AUM 1.05% 1-Year Est. Return
PWAM
Park West Asset Management San Francisco, California $1.47B AUM 86.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
EIG
EdgePoint Investment Group Toronto, Ontario, Canada $13.2B AUM 32.43% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
NM
Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Citigroup's CCOI Position: Q2 2026 in Review

Citigroup increased its Cogent Communications (CCOI) stake by 27% in Q2 2026, buying an estimated $209K and bringing the position to 53,544 shares worth $743K. The position accounts for ﹤0.01% of the portfolio, ranked #3663.

Citigroup first reported a position in CCOI in Q2 2013 and has held it in 53 quarters since. The position peaked at $6.45M in Q2 2020. 224 funds tracked by Wall St. Rank hold CCOI as of Q2 2026.

  • Citigroup held 53,544 shares of Cogent Communications worth $743K as of Q2 2026.
  • Citigroup bought 11,358 Cogent Communications shares in Q2 2026, an estimated $209K.
  • Cogent Communications made up ﹤0.01% of Citigroup's portfolio in Q2 2026, its #3663 holding.
  • Citigroup first reported a position in Cogent Communications in Q2 2013 and has held it in 53 quarters since.
  • Citigroup's Cogent Communications position peaked at $6.45M in Q2 2020.
  • 224 funds tracked by Wall St. Rank held Cogent Communications as of Q2 2026.

Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.