STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
124
13F, latest reported quarter
What the filings say about CCOI
Insiders, 180 days
-$300.3K net sold
4 sellers · 0% of sales under a 10b5-1 plan
Planned sales (Form 144), 90 days
$45.4K
1 notice
Cogent Communications insider trades (Form 4)
Form 4 buys and sells (codes P and S). Grants, option exercises
and conversions excluded.
Over the last 180 days, COGENT COMMUNICATIONS HOLDINGS, INC. insiders sold a net $300.3K of stock across 205 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.
21 earlier Form 4 trades (code P or S) here by this insider (21 sales), the last on Jun 15, 2026.
The trade is 6.6% of the 36,200 shares held after it.
1 other insider sold within 30 days.
124 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: VP OF NETWORK STRATEGY KILMER HENRY W sold about $22.1K of CCOI on Sep 15, 2026; 1 other insider sold within 30 days and 124 funds added in the latest 13F quarter.
20 earlier Form 4 trades (code P or S) here by this insider (20 sales), the last on Jun 16, 2026.
The trade is 2.5% of the 193,050 shares held after it.
1 other insider sold within 30 days.
124 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: VICE PRESIDENT, CFO WEED THADDEUS GERARD sold about $45.4K of CCOI on Sep 2, 2026; 1 other insider sold within 30 days and 124 funds added in the latest 13F quarter.
19 earlier Form 4 trades (code P or S) here by this insider (19 sales), the last on Mar 5, 2026.
The trade is 2.5% of the 197,900 shares held after it.
2 other insiders sold within 30 days.
124 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: VICE PRESIDENT, CFO WEED THADDEUS GERARD sold about $81.4K of CCOI on Jun 16, 2026; 2 other insiders sold within 30 days and 124 funds added in the latest 13F quarter.
20 earlier Form 4 trades (code P or S) here by this insider (20 sales), the last on Mar 6, 2026.
The trade is 6.2% of the 38,600 shares held after it.
2 other insiders sold within 30 days.
124 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: VP OF NETWORK STRATEGY KILMER HENRY W sold about $40.8K of CCOI on Jun 15, 2026; 2 other insiders sold within 30 days and 124 funds added in the latest 13F quarter.
17 earlier Form 4 trades (code P or S) here by this insider (17 sales), the last on Mar 5, 2026.
The trade is 13.3% of the 21,094 shares held after it.
3 other insiders sold within 30 days.
124 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director FERGUSON Lewis H sold about $57.0K of CCOI on May 28, 2026; 3 other insiders sold within 30 days and 124 funds added in the latest 13F quarter.
205 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Nobody has filed for crossing 5%. That is a fact, not missing data.
CCOI planned insider sales (Form 144)
Notice of intent to sell, filed before any sale
THADDEUS WEED
Filed 2026-09-02
$45.4K
CCOI mutual fund holders (N-PORT)
Funds ranked by the share of their own portfolio in this stock (N-PORT).
State Street(R) SPDR(R) S&P(R) Telecom ETF
$12.7M position · as of 2026-06-30
1.8%
Hennessy Focus Fund
$6.6M position · as of 2026-07-31
1.4%
Select Telecommunications Portfolio
$2.8M position · as of 2026-05-31
1.1%
Invesco S&P SmallCap Utilities & Communication Services ETF
$145.3K position · as of 2026-05-31
0.8%
Telecommunications Fund
$59.4K position · as of 2026-06-30
0.4%
Harbor Active Small Cap Growth ETF
$83.8K position · as of 2026-07-31
0.3%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M ·
% is the share of the fund's own portfolio
Executive pay vs shareholder return · Dave Schaeffer
CEO pay, headline and as actually paid, against the company's
return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2023
$8.8K
$20.5K
$1.3K
+42%
-9%
2022
$10.9K
$1.3K
$1.3K
+0%
-18%
2021
$11.5K
$18.8K
$1.0K
+21%
+12%
2020
$14.1K
$8.4K
$1.2K
-5%
+10%
Tagged by the company under SEC Item 402(v). Returns are
cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $300.3K sold by insiders over 180 days, 124 funds added last quarter, $45.4K in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$957.2M
four quarters, 2025-07-01 to 2026-06-30
Revenue, TTM CCOI
FY Dec 2025
$975.8M
FY Dec 2024
$1.0B
FY Dec 2023
$940.9M
FY Dec 2022
$599.6M
FY Dec 2021
$589.8M
Jun 2026
$235.6M
Mar 2026
$239.2M
Dec 2025
$240.5M
Sep 2025
$241.9M
Jun 2025
$246.2M
Mar 2025
$247.0M
Dec 2024
$252.3M
Sep 2024
$257.2M
At each fiscal year end
Single quarter
Net margin, TTM
-4.7%
net income over revenue, 2025-07-01 to 2026-06-30
Net margin, TTM CCOI
FY Dec 2025
-18.7%
FY Dec 2024
-19.7%
FY Dec 2023
+135.3%
FY Dec 2022
+0.9%
FY Dec 2021
+8.2%
Jun 2026
+28.3%
Mar 2026
-16.5%
Dec 2025
-12.8%
Sep 2025
-17.2%
Jun 2025
-23.5%
Mar 2025
-21.1%
Dec 2024
-17.2%
Sep 2024
-24.5%
At each fiscal year end
Single quarter
Free cash flow, TTM
-$142.9M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Free cash flow, TTM CCOI
FY Dec 2025
-$198.1M
FY Dec 2024
-$203.6M
FY Dec 2023
-$112.3M
FY Dec 2022
$94.7M
FY Dec 2021
$100.3M
Jun 2026
-$35.3M
Mar 2026
-$31.4M
Dec 2025
-$43.0M
Sep 2025
-$33.1M
Jun 2025
-$100.2M
Mar 2025
-$21.7M
Dec 2024
-$31.6M
Sep 2024
-$79.5M
At each fiscal year end
Single quarter
Debt to equity
n/a
equity is zero or negative, the ratio has no meaning
Debt to equity CCOI
FY Dec 2025
n/a
FY Dec 2024
6.53x
FY Dec 2023
1.56x
FY Dec 2022
n/a
FY Dec 2021
n/a
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
31.20x
Mar 2025
10.19x
Dec 2024
6.53x
Sep 2024
2.94x
At each fiscal year end
Trailing four quarters at each quarter end
Cash flow to debt
0.01x
TTM operating cash flow over long-term debt only, 2025-12-31 (6 months older than the period end)
Cash flow to debt CCOI
FY Dec 2025
-0.01x
FY Dec 2024
-0.01x
FY Dec 2023
0.02x
FY Dec 2022
0.18x
FY Dec 2021
0.19x
Jun 2026
0.01x
Mar 2026
-0.02x
Dec 2025
-0.01x
Sep 2025
0.01x
Jun 2025
-0.01x
Mar 2025
0.01x
Dec 2024
-0.01x
Sep 2024
-0.08x
At each fiscal year end
Trailing four quarters at each quarter end
Return on equity
-721.5%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on equity CCOI
FY Dec 2025
-229.1%
FY Dec 2024
-49.0%
FY Dec 2023
+2,801%
FY Dec 2022
n/a
FY Dec 2021
n/a
Jun 2026
-721.5%
Mar 2026
-877.3%
Dec 2025
-229.1%
Sep 2025
-136.9%
Jun 2025
-93.6%
Mar 2025
-59.3%
Dec 2024
-49.0%
Sep 2024
+10.3%
At each fiscal year end
Trailing four quarters at each quarter end
Return on assets
-1.4%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets CCOI
FY Dec 2025
-5.8%
FY Dec 2024
-6.4%
FY Dec 2023
+60.3%
FY Dec 2022
+0.5%
FY Dec 2021
+4.9%
Jun 2026
-1.4%
Mar 2026
-5.5%
Dec 2025
-5.8%
Sep 2025
-6.1%
Jun 2025
-6.5%
Mar 2025
-6.1%
Dec 2024
-6.4%
Sep 2024
+1.3%
At each fiscal year end
Trailing four quarters at each quarter end
Return on invested capital
n/a
pre-tax loss, no effective tax rate to apply
Return on invested capital CCOI
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
n/a
FY Dec 2022
n/a
FY Dec 2021
+36.7%
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
n/a
At each fiscal year end
Trailing four quarters at each quarter end
Return on capital employed
+2.9%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
Return on capital employed CCOI
FY Dec 2025
-3.5%
FY Dec 2024
-6.9%
FY Dec 2023
-6.9%
FY Dec 2022
+12.7%
FY Dec 2021
+13.2%
Jun 2026
+2.9%
Mar 2026
-2.6%
Dec 2025
-3.5%
Sep 2025
-4.2%
Jun 2025
-5.4%
Mar 2025
-6.4%
Dec 2024
-6.9%
Sep 2024
-8.4%
At each fiscal year end
Trailing four quarters at each quarter end
P/E, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
P/E, trailing CCOI
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
2.85x
FY Dec 2022
518.91x
FY Dec 2021
70.37x
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
110.03x
At each fiscal year end
Trailing four quarters at each quarter end
Enterprise value
$1.9B
market value at close 2026-10-26 on 2026-07-31 shares, plus long-term debt only, 2025-12-31 (6 months older than the period end), minus cash 2026-06-30
Enterprise value CCOI
FY Dec 2025
$2.6B
FY Dec 2024
$5.0B
FY Dec 2023
$4.6B
FY Dec 2022
$3.5B
FY Dec 2021
$4.1B
Jun 2026
$2.2B
Mar 2026
$2.5B
Dec 2025
$2.6B
Sep 2025
$3.2B
Jun 2025
$3.6B
Mar 2025
$4.3B
Dec 2024
$5.0B
Sep 2024
$4.4B
At each fiscal year end
Trailing four quarters at each quarter end
FCF yield
-37.9%
TTM free cash flow over market value at close 2026-10-26
FCF yield CCOI
FY Dec 2025
-18.7%
FY Dec 2024
-5.4%
FY Dec 2023
-3.0%
FY Dec 2022
+3.5%
FY Dec 2021
+2.9%
Jun 2026
-20.6%
Mar 2026
-22.0%
Dec 2025
-18.7%
Sep 2025
-9.9%
Jun 2025
-9.8%
Mar 2025
-6.7%
Dec 2024
-5.4%
Sep 2024
-7.1%
At each fiscal year end
Trailing four quarters at each quarter end
PEG, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
PEG, trailing CCOI
FY Dec 2025
n/a
FY Dec 2024
n/a
FY Dec 2023
0.00x
FY Dec 2022
n/a
FY Dec 2021
n/a
Jun 2026
n/a
Mar 2026
n/a
Dec 2025
n/a
Sep 2025
n/a
Jun 2025
n/a
Mar 2025
n/a
Dec 2024
n/a
Sep 2024
n/a
At each fiscal year end
Trailing four quarters at each quarter end
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
CCOI ranks highest on institutional and government (64th percentile) and financial health (41st), and lowest on risk and compliance (18th), among Telecom peers.
Profitability
35
Inputs
Return on equity-721.5% · 2 pct, universe of 3,863
Return on assets-1.4% · 50 pct, sector of 43
Return on invested capitalpre-tax loss, no effective tax rate to apply
Return on capital employed+2.9% · 53 pct, sector of 35
Financial health
41
Inputs
Debt to equityequity is zero or negative, the ratio has no meaning
Cash flow to debt0.01x · 41 pct, sector of 33
Growth
26
Inputs
Revenue growth, YoY-5.8% · 26 pct, sector of 47
Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
31
Inputs
Net Form 4 buying (codes P and S), 180d-$300K · 61 pct, sector of 32
Insider buyers, 180d0 · 0 pct, sector of 32
Institutional and government
64
Inputs
Funds adding, latest quarter124 · 64 pct, sector of 54
Congress net buyers, 365dno Congress trades in 365 days
Federal contracts, 180dno federal contracts in 180 days
Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
18
Inputs
Short interest, % of float+14.3% · 12 pct, sector of 74
Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
New text in Risk Factors, latest 10-K+28.3% · 23 pct, sector of 36
1 not measured: US patents
US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet
6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored
CCOI filings, in plain words
Are Cogent Communications insiders buying or selling CCOI?
In the 180 days to 2026-10-28, Cogent Communications insiders were net sellers, a net $300.3K across purchases and sales reported on Form 4, by 4 sellers.
Are there planned insider sales of CCOI?
Yes. 1 Form 144 notice of planned insider sales was filed in the 90 days to 2026-10-28, covering $45.4K of stock; the latest, by THADDEUS WEED, was filed 2026-09-02.
Read the full summary
In the 180 days to 2026-10-28, Cogent Communications insiders were net sellers of CCOI, a net $300.3K across purchases and sales reported on Form 4 by 4 sellers. None of the 6 insider sales was flagged as made under a Rule 10b5-1 plan. Insiders filed 1 Form 144 notice of intent to sell in the 90 days to 2026-10-28, covering $45.4K of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.
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