Cogent Communications Ownership | Who Owns Cogent Communications?

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Cogent Communications Ownership Summary

Cogent Communications is owned by 100.52% institutional investors, 4.14% insiders. Blackrock funding, inc. /de is the largest institutional shareholder, holding 15.44% of CCOI shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 5.66% of its assets in Cogent Communications shares.

CCOI Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Cogent Communications	100.52%	4.14%	-4.66%
Sector	Communication Services Stocks	43.30%	18.05%	38.65%
Industry	Telecom Stocks	44.54%	15.20%	40.27%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock funding, inc. /de	7.38M	15.44%	$102.38M
Blackrock	6.81M	14.37%	$384.60M
Vanguard group	5.58M	11.72%	$120.31M
Turtle creek asset management	4.20M	8.80%	$58.34M
Park west asset management	3.11M	6.50%	$43.12M
State street	2.78M	5.82%	$38.58M
Edgepoint investment group	2.28M	4.78%	$31.69M
Vanguard capital management	2.04M	4.27%	$28.28M
Newtyn management	1.66M	3.47%	$22.98M
Geode capital management	1.25M	2.61%	$17.29M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Harspring capital management	599.42K	15.49%	$8.32M
14b captial management lp	449.63K	10.09%	$17.24M
Fourworld capital management	265.50K	3.35%	$3.69M
Park west asset management	3.11M	2.94%	$43.12M
Newtyn management	1.66M	2.87%	$22.98M
Magnolia group	979.69K	2.86%	$13.60M
Turtle creek asset management	4.20M	2.28%	$58.34M
Palliser capital (uk)	236.39K	1.76%	$3.28M
Beaconlight capital	92.91K	1.76%	$3.56M
Bluefin capital management	132.30K	1.60%	$2.49M

Top Buyers

Holder	Shares	% Assets	Change
Park west asset management	3.11M	2.94%	1.17M
Sixth street partners management company	805.24K	0.00%	805.24K
Citadel advisors	1.17M	0.00%	746.26K
State street	2.78M	0.00%	506.10K
Aqr capital management	615.56K	0.00%	405.65K

Top Sellers

Holder	Shares	% Assets	Change
Morgan stanley	627.59K	0.00%	-1.26M
Hood river capital management	-	-	-1.21M
First trust advisors lp	-	-	-1.18M
Digitalbridge group	-	-	-1.14M
Mig capital	-	-	-1.03M

New Positions

Holder	Shares	% Assets	Change	Value
Sixth street partners management company	805.24K	0.00%	805.24K	$11.18M
Ayal capital advisors	400.00K	1.50%	400.00K	$5.55M
Algert global	132.47K	0.02%	132.47K	$1.84M
Schonfeld strategic advisors	86.64K	0.00%	86.64K	$1.20M
Madison investment advisors	82.16K	0.07%	82.16K	$6.33M

Sold Out

Holder	Change
Dunhill financial	-1.00
Sound income strategies	-1.00
Psi advisors	-1.00
Cbiz investment advisory services	-1.00
Mendota financial group	-3.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	237	-7.42%	48,024,807	-1.62%	100	0.97%	120	-3.23%	75	-5.06%
Mar 31, 2026	252	-6.32%	52,368,748	7.24%	109	1.04%	122	-14.08%	78	-4.88%
Dec 31, 2025	116	-60.27%	19,523,623	-61.58%	41	0.36%	60	-63.64%	36	-54.43%
Sep 30, 2025	137	-54.33%	21,877,460	-53.13%	45	0.48%	72	-51.35%	43	-59.43%
Jun 30, 2025	308	-6.95%	47,599,474	3.49%	100	1.07%	152	2.70%	108	-8.47%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Core S&P Small-Cap ETF	2.90M	5.66%	-17.72K
EdgePoint Global Growth & Inc Port Sr F	1.92M	3.83%	-
EdgePoint Global Growth and Income	1.92M	3.83%	-
Vanguard Morn Total Stk Mkt Idx Investor	1.44M	2.88%	-101.50K
Vanguard Total Stock Mkt Idx Inv	1.44M	2.88%	-101.50K
Vanguard US Total Market Shares ETF	1.39M	2.82%	1.60K
Vanguard MStar Total Stk Mkt Idx Invest	1.44M	2.81%	-
iShares Russell 2000 ETF	1.25M	2.44%	-22.18K
First Trust NASDAQ Technology Div ETF	1.17M	2.33%	-
Vanguard Small Cap Index	1.04M	2.02%	4.17K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Sep 15, 2026	KILMER HENRY W	VP OF NETWORK STRATEGY	Sell	$22.10K
Sep 02, 2026	WEED THADDEUS GERARD	VICE PRESIDENT, CFO	Sell	$45.44K
Jun 16, 2026	WEED THADDEUS GERARD	VICE PRESIDENT, CFO	Sell	$81.43K
Jun 15, 2026	KILMER HENRY W	VP OF NETWORK STRATEGY	Sell	$40.82K
May 28, 2026	FERGUSON Lewis H	-	Sell	$57.01K

Insider Transactions Trends

Date	Buy	Sell
2026 Q3	-	2
2026 Q2	-	4
2026 Q1	-	4
2025 Q4	-	5
2025 Q3	-	5

CCOI Ownership FAQ

Who Owns Cogent Communications?

Cogent Communications shareholders are primarily institutional investors at 100.52%, followed by 4.14% insiders and -4.66% retail investors. The average institutional ownership in Cogent Communications's industry, Telecom Stocks , is 44.54%, which Cogent Communications exceeds.

Who owns the most shares of Cogent Communications?

Cogent Communications’s largest shareholders are Blackrock funding, inc. /de (7.38M shares, 15.44%), Blackrock (6.81M shares, 14.37%), and Vanguard group (5.58M shares, 11.72%). Together, they hold 41.53% of Cogent Communications’s total shares outstanding.

Does Blackrock own Cogent Communications?

Yes, BlackRock owns 14.37% of Cogent Communications, totaling 6.81M shares as of Jun 2024. This represents 0.01% of BlackRock's total assets, with a market value of 384.6M$. In the last quarter, BlackRock decreased its holdings by -282K shares, a -3.97% change.

Who is Cogent Communications’s biggest shareholder by percentage of total assets invested?

Harspring capital management is Cogent Communications’s biggest shareholder by percentage of total assets invested, with 15.49% of its assets in 599.42K Cogent Communications shares, valued at 8.32M$.

Who is the top mutual fund holder of Cogent Communications shares?

iShares Core S&P Small-Cap ETF is the top mutual fund holder of Cogent Communications shares, with 5.66% of its total shares outstanding invested in 2.9M Cogent Communications shares.

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