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Insider · CIK 0001166978

Thaddeus Gerard Weed

cfoofficer

Files at CCOI (COGENT COMMUNICATIONS HOLDINGS, INC.). First filing Dec 3, 2024, latest Sep 3, 2026.

Thaddeus Gerard Weed files SEC Form 4 as CFO at CCOI (COGENT COMMUNICATIONS HOLDINGS, INC.). Since Dec 3, 2024, Thaddeus Gerard Weed has reported 0 open-market buys worth $0 and 10 open-market sells worth $1.6M, the latest filed on Sep 3, 2026.

A track record needs three past buys with six months of prices behind them; Thaddeus Gerard Weed has 0, so none is measured yet.

The newest scored trade: sold $45k of CCOI on Sep 2, 2026, filed Sep 3, 2026, scored 36 (weak). In the last 12 months: 0 buys worth $0 and 4 sells worth $412k.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 10
$0 bought, $1.6M sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

CCOI: COGENT COMMUNICATIONS HOLDINGS, INC.

CCOIOct 9, 2026 · close 8.54

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
36Weak
CCOIsell 2
COGENT COMMUNICATIONS HOLDINGS, INC.
$45k
4,850 shares
-2%-
39Weak
CCOIsell 2
COGENT COMMUNICATIONS HOLDINGS, INC.
$81k
4,850 shares
-2%+11% from low-69% from high
47Moderate
CCOIsell 4
COGENT COMMUNICATIONS HOLDINGS, INC.
$110k
4,850 shares
-2%+37% from low-66% from high
49Moderate
CCOIsell 3
COGENT COMMUNICATIONS HOLDINGS, INC.
$175k
7,300 shares
-8%+46% from low-69% from high
49Moderate
CCOIsell 3
COGENT COMMUNICATIONS HOLDINGS, INC.
$181k
4,900 shares
-5%+24% from low-53% from high
50Moderate
CCOIsell 5
COGENT COMMUNICATIONS HOLDINGS, INC.
$235k
4,900 shares
-5%+9% from low-40% from high
37Weak
CCOIsell 5
COGENT COMMUNICATIONS HOLDINGS, INC.
$4,767
100 shares
-0%+4% from low-42% from high
37Weak
CCOIsell 4
COGENT COMMUNICATIONS HOLDINGS, INC.
$5,041
100 shares
-0%+3% from low-39% from high
52Moderate
CCOIsell 6
COGENT COMMUNICATIONS HOLDINGS, INC.
$353k
4,900 shares
-5%-
53Moderate
CCOIsell 6
COGENT COMMUNICATIONS HOLDINGS, INC.
$392k
4,800 shares
-5%-

Planned sales

Form 144 notices this insider filed before selling restricted or control stock, newest first.

FiledCompanySharesValueSale datePast 3 months
Jun 16, 2026 CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
4,850
0.01% of outstanding
$81kJun 16, 2026none
Mar 5, 2026 CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
4,850
0.01% of outstanding
$110kMar 5, 2026$175k
Dec 11, 2025 CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
7,300
0.01% of outstanding
$175kDec 11, 2025none
Sep 2, 2025 CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
4,900
0.01% of outstanding
$181kSep 2, 2025$235k
Jun 9, 2025 CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
4,900
0.01% of outstanding
$235kJun 9, 2025$4,767
May 16, 2025 CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
100
0.00% of outstanding
$5,041May 16, 2025$358k
Mar 3, 2025 CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
4,900
0.01% of outstanding
$353kMar 3, 2025none
Dec 2, 2024 CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
4,800
0.01% of outstanding
$392kDec 2, 2024$167k

Transactions

Every row this insider has filed, 16 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Sep 2, 2026CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-4,850$9.37$45k193,05040 d ago
Jun 16, 2026CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-4,850$16.79$81k197,900Jun 16, 2026
Mar 5, 2026CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-4,850$22.63$110k202,750Mar 5, 2026
Dec 31, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
AGrant or award
common stock
+19,400$0.00$0107,600Jan 5, 2026
Dec 31, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
AGrant or award
common stock
+100,000$0.00$0207,600Jan 5, 2026
Dec 11, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-7,300$23.99$175k88,200Dec 12, 2025
Dec 1, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
AGrant or award
common stock
+2,400$0.00$095,500Dec 3, 2025
Sep 2, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-4,900$36.98$181k93,100Sep 2, 2025
Jun 9, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-4,900$48.04$235k98,000Jun 9, 2025
May 28, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-100$47.67$4,767102,900May 29, 2025
May 16, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-0--103,000May 19, 2025
May 16, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-100$50.41$5,041102,900May 16, 2025
Mar 3, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-4,900$72.06$353k103,000Mar 4, 2025
Jan 9, 2025CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
AGrant or award
common stock
+19,400$0.00$0107,900Jan 13, 2025
Dec 1, 2024CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
AGrant or award
common stock
+2,400$0.00$093,300Dec 3, 2024
Dec 2, 2024CCOI
COGENT COMMUNICATIONS HOLDINGS, INC.
SOpen-market sale
common stock
-4,800$81.58$392k88,500Dec 3, 2024

Questions about Thaddeus Gerard Weed

Answered from the filings on this page, as of the latest one.

Is Thaddeus Gerard Weed buying or selling?

In the last 12 months Thaddeus Gerard Weed reported 0 open-market buys worth $0 and 4 open-market sells worth $412k on SEC Form 4; the latest was sold $45k of CCOI on Sep 2, 2026. Grants, option exercises and tax withholding are not counted.

How did Thaddeus Gerard Weed's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Thaddeus Gerard Weed has 0.

Where does Thaddeus Gerard Weed file Form 4?

Thaddeus Gerard Weed has filed Form 4 at CCOI (COGENT COMMUNICATIONS HOLDINGS, INC.) as VICE PRESIDENT, CFO. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Thaddeus Gerard Weed: insider trades and track record | InsiderTell