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John Overdeck’s Cogent Communications CCOI Stock Holding History

John Overdeck’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
Q2 		$142K Buy
+10,200
New +$188K ﹤0.01% 4842

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 40.91% 1-Year Est. Return

John Overdeck's CCOI Position: Q2 2026 in Review

John Overdeck opened a new position in Cogent Communications (CCOI) in Q2 2026: 11,747 shares worth $163K. The stake represents ﹤0.01% of the portfolio and ranks #4825 among its holdings. This is a return to the name: John Overdeck previously reported a position in CCOI as recently as Q1 2024.

John Overdeck first reported a position in CCOI in Q2 2013 and has held it in 35 quarters since. The position peaked at $13.8M in Q3 2020. 224 funds tracked by Wall St. Rank hold CCOI as of Q2 2026.

  • John Overdeck held 11,747 shares of Cogent Communications worth $163K as of Q2 2026.
  • Cogent Communications was a new John Overdeck position in Q2 2026.
  • Cogent Communications made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #4825 holding.
  • John Overdeck first reported a position in Cogent Communications in Q2 2013 and has held it in 35 quarters since.
  • John Overdeck's Cogent Communications position peaked at $13.8M in Q3 2020.
  • 224 funds tracked by Wall St. Rank held Cogent Communications as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.