COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI)

CUSIP: 19239V302

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class
Equity / Common Stock
Shares outstanding
49,229,841
Total 13F shares
48,676,774
Share change
-2,642,879
Total reported value
$1,049,535,666
Put/Call ratio
30%
Price per share
$21.56
Number of holders
244
Value change
-$142,273,932
Number of buys
129
Number of sells
151

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Quarterly Holders Quick Answers

What is CUSIP 19239V302?
CUSIP 19239V302 identifies CCOI - COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock in SEC institutional holdings data.

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Top shareholders of CCOI - COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Holder Source Role / Reporting Ownership % Shares Holdings Value 12M Net Δ As of Details
BlackRock, Inc.
13F 13D/G
Company
14%
from 13D/G
6,892,096
$264,311,893 30 Sep 2025
VANGUARD GROUP INC
13F
Company
11%
5,362,821
$205,664,186 30 Sep 2025
13F
Turtle Creek Asset Management Inc.
13F 13D/G
Company
8.2%
from 13D/G
4,603,933
$176,560,831 30 Sep 2025
EdgePoint Investment Group Inc.
13F
Company
4.6%
2,281,878
$87,510,021 30 Sep 2025
13F
STATE STREET CORP
13F
Company
3.9%
1,937,678
$74,309,951 30 Sep 2025
13F
MORGAN STANLEY
13F
Company
3.7%
1,800,533
$69,050,539 30 Sep 2025
13F
Invesco Ltd.
13F
Company
2.8%
1,402,612
$53,790,169 30 Sep 2025
13F
MAGNOLIA GROUP, LLC
13F
Company
2.6%
1,272,337
$48,794,124 30 Sep 2025
13F
GEODE CAPITAL MANAGEMENT, LLC
13F
Company
2.3%
1,147,507
$44,013,812 30 Sep 2025
13F
BANK OF AMERICA CORP /DE/
13F
Company
2.3%
1,146,417
$43,965,092 30 Sep 2025
13F
BROWN ADVISORY INC
13F
Company
2%
1,006,325
$38,592,579 30 Sep 2025
13F
Tyro Capital Management LLC
13F
Company
1.9%
935,287
$35,868,256 30 Sep 2025
13F
Harspring Capital Management, LLC
13F
Company
1.8%
875,000
$33,556,250 30 Sep 2025
13F
DigitalBridge Group, Inc.
13F
Company
1.7%
850,073
$32,600,299 30 Sep 2025
13F
Newtyn Management, LLC
13F
Company
1.4%
700,000
$26,845,000 30 Sep 2025
13F
683 Capital Management, LLC
13F
Company
1.3%
650,000
$24,927,500 30 Sep 2025
13F
Broad Run Investment Management, LLC
13F
Company
1.3%
644,030
$24,698,551 30 Sep 2025
13F
FIRST TRUST ADVISORS LP
13F
Company
1.3%
630,210
$24,168,553 30 Sep 2025
13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
13F
Company
1.2%
575,134
$22,056,389 30 Sep 2025
13F
JPMORGAN CHASE & CO
13F
Company
1.1%
539,770
$20,700,180 30 Sep 2025
13F
Bank of New York Mellon Corp
13F
Company
1.1%
534,049
$20,480,763 30 Sep 2025
13F
Capital World Investors
13F
Company
1.1%
528,382
$20,263,450 30 Sep 2025
13F
NORTHERN TRUST CORP
13F
Company
1%
505,279
$19,377,450 30 Sep 2025
13F
Senator Investment Group LP
13F
Company
0.98%
483,295
$18,534,363 30 Sep 2025
13F
14B Captial Management LP
13F
Company
0.91%
449,633
$17,243,426 30 Sep 2025
13F
JANE STREET GROUP, LLC
13F
Company
0.88%
434,878
$16,677,571 30 Sep 2025
13F
REAVES W H & CO INC
13F
Company
0.86%
423,098
$16,225,808 30 Sep 2025
13F
GOLDMAN SACHS GROUP INC
13F
Company
0.84%
414,263
$15,886,977 30 Sep 2025
13F
D. E. Shaw & Co., Inc.
13F
Company
0.8%
393,129
$15,076,497 30 Sep 2025
13F
UBS Group AG
13F
Company
0.76%
376,582
$14,441,919 30 Sep 2025
13F
BlackBarn Capital Partners LP
13F
Company
0.76%
375,000
$14,381,250 30 Sep 2025
13F
JENNISON ASSOCIATES LLC
13F
Company
0.7%
342,316
$13,127,819 30 Sep 2025
13F
CAPTRUST FINANCIAL ADVISORS
13F
Company
0.68%
336,061
$12,887,949 30 Sep 2025
13F
Ulysses Management LLC
13F
Company
0.68%
335,982
$12,884,910 30 Sep 2025
13F
BOOTHBAY FUND MANAGEMENT, LLC
13F
Company
0.64%
312,626
$11,989,207 30 Sep 2025
13F
Medina Value Partners, LLC
13F
Company
0.56%
277,172
$10,629,546 30 Sep 2025
13F
FRONTIER CAPITAL MANAGEMENT CO LLC
13F
Company
0.53%
262,020
$10,048,459 30 Sep 2025
13F
M&G Plc
13F
Company
0.52%
256,041
$9,729,558 30 Sep 2025
13F
Verition Fund Management LLC
13F
Company
0.51%
253,486
$9,721,188 30 Sep 2025
13F
HERALD INVESTMENT MANAGEMENT Ltd
13F
Company
0.49%
242,600
$9,303,710 30 Sep 2025
13F
BLAIR WILLIAM & CO/IL
13F
Company
0.49%
240,796
$9,234,512 30 Sep 2025
13F
PRINCIPAL FINANCIAL GROUP INC
13F
Company
0.47%
229,646
$8,806,925 30 Sep 2025
13F
FMR LLC
13F
Company
0.45%
223,372
$8,566,312 30 Sep 2025
13F
Palliser Capital (UK) Ltd
13F
Company
0.44%
218,750
$8,389,063 30 Sep 2025
13F
Ceredex Value Advisors LLC
13F
Company
0.42%
206,800
$7,930,781 30 Sep 2025
13F
Legal & General Group Plc
13F
Company
0.41%
199,757
$7,660,680 30 Sep 2025
13F
Advisors Asset Management, Inc.
13F
Company
0.39%
194,425
$7,456,199 30 Sep 2025
13F
RENAISSANCE TECHNOLOGIES LLC
13F
Company
0.38%
187,987
$7,209,301 30 Sep 2025
13F
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
13F
Company
0.38%
186,631
$7,157,299 30 Sep 2025
13F
PUBLIC SECTOR PENSION INVESTMENT BOARD
13F
Company
0.38%
185,402
$7,110,167 30 Sep 2025
13F

Institutional Holders of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) as of Q4 2025

As of 31 Dec 2025, COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) was held by 244 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 48,676,774 shares. The largest 10 holders included BlackRock, Inc., VANGUARD GROUP INC, TURTLE CREEK ASSET MANAGEMENT INC., EdgePoint Investment Group Inc., STATE STREET CORP, Park West Asset Management LLC, Harspring Capital Management, LLC, Newtyn Management, LLC, MORGAN STANLEY, and MAGNOLIA GROUP, LLC. This page lists 244 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders
265
Q4 2025 holders
244
Holder diff
-21
Investor Q3 2025 Shares Q4 2025 Shares Share Diff Share Chg % Q3 2025 Value $ Q4 2025 Value $ Value Diff $ Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.