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

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
CCOI on Nasdaq
Shares outstanding
48,978,011
Price per share
$21.56
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
50,720,318
Total reported value
$1,945,056,349
% of total 13F portfolios
0.01%
Share change
+1,846,804
Value change
+$42,963,847
Number of holders
263
Price from insider filings
$21.56
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 13% $315,418,442 6,397,940 BlackRock, Inc. 30 Jun 2025
Turtle Creek Asset Management Inc. 9.4% +62% $176,560,831 +$69,460,364 4,603,933 +65% Turtle Creek Asset Management Inc. 30 Sep 2025

As of 30 Sep 2025, 263 institutional investors reported holding 50,720,318 shares of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI). This represents 104% of the company’s total 48,978,011 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) together control 77% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 14% 6,892,096 +6.4% 0% $264,311,893
VANGUARD GROUP INC 11% 5,362,821 +5.3% 0% $205,664,186
TURTLE CREEK ASSET MANAGEMENT INC. 9.4% 4,603,933 +65% 5.3% $176,560,831
EdgePoint Investment Group Inc. 4.7% 2,281,878 +0.11% 0.65% $87,510,021
STATE STREET CORP 4% 1,937,678 +8.4% 0% $74,309,951
MORGAN STANLEY 3.7% 1,800,532 +45% 0% $69,050,467
Invesco Ltd. 2.9% 1,402,612 +40% 0.01% $53,790,169
MAGNOLIA GROUP, LLC 2.6% 1,272,337 +16% 7.7% $48,794,124
GEODE CAPITAL MANAGEMENT, LLC 2.3% 1,147,507 +8.2% 0% $44,013,812
BANK OF AMERICA CORP /DE/ 2.3% 1,146,417 +551% 0% $43,965,092
BROWN ADVISORY INC 2.1% 1,006,325 -31% 0.05% $38,592,579
Tyro Capital Management LLC 1.9% 935,287 +47% 13% $35,868,256
Harspring Capital Management, LLC 1.8% 875,000 +2.4% 13% $33,556,250
DigitalBridge Group, Inc. 1.7% 850,073 +46% 2.7% $32,600,299
Newtyn Management, LLC 1.4% 700,000 +12% 3.3% $26,845,000
683 Capital Management, LLC 1.3% 650,000 +132% 2.3% $24,927,500
Broad Run Investment Management, LLC 1.3% 644,030 -5% 4% $24,698,551
FIRST TRUST ADVISORS LP 1.3% 630,210 +84% 0.02% $24,168,553
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.2% 575,134 +16% 0% $22,056,389
JPMORGAN CHASE & CO 1.1% 539,770 +369% 0% $20,700,180
Bank of New York Mellon Corp 1.1% 534,049 +3% 0% $20,480,763
Capital World Investors 1.1% 528,382 -45% 0% $20,263,450
NORTHERN TRUST CORP 1% 505,279 -2.7% 0% $19,377,450
Senator Investment Group LP 0.99% 483,295 -23% 0.68% $18,534,363
14B Captial Management LP 0.92% 449,633 -11% 10% $17,243,426

Institutional Holders of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 101,799 $2,195,169 +$1,407,812 $21.56 7
2025 Q3 50,720,318 $1,945,056,349 +$42,963,847 $38.35 263
2025 Q2 48,818,575 $2,352,877,531 +$84,999,149 $48.21 293
2025 Q1 46,339,772 $2,840,706,971 +$22,583,260 $61.31 317
2024 Q4 46,465,368 $3,580,655,221 +$10,419,391 $77.07 310
2024 Q3 46,260,637 $3,512,322,802 +$39,769,261 $75.92 312
2024 Q2 45,931,908 $2,592,432,940 +$63,389,205 $56.44 305
2024 Q1 44,536,211 $2,910,234,151 +$39,041,848 $65.33 312
2023 Q4 62,843 $4,779,867 +$204,680 $76.06 3
2023 Q3 40,874,442 $2,530,309,616 -$31,512,285 $61.90 304
2023 Q2 41,219,023 $2,772,791,195 +$6,447,774 $67.29 274
2023 Q1 41,849,895 $2,666,763,171 +$51,667,179 $63.72 266
2022 Q4 39,976,291 $2,282,098,153 +$2,841,481 $57.08 270
2022 Q3 40,992,307 $2,138,009,242 -$12,787,021 $52.16 244
2022 Q2 41,674,442 $2,516,228,843 +$13,738,127 $60.76 251
2022 Q1 41,443,775 $2,747,774,605 +$13,168,004 $66.35 262
2021 Q4 41,253,723 $3,018,411,302 +$10,975,827 $73.18 274
2021 Q3 41,054,109 $2,908,856,107 +$33,914,874 $70.84 255
2021 Q2 40,490,692 $3,112,529,851 -$29,610,359 $76.89 254
2021 Q1 40,884,282 $2,810,730,641 -$15,461,495 $68.76 247
2020 Q4 40,540,312 $2,426,429,328 +$86,198,062 $59.87 246
2020 Q3 38,916,547 $2,335,939,641 -$82,864,554 $60.05 258
2020 Q2 45,591,483 $3,547,403,988 -$75,010,791 $77.36 280
2020 Q1 40,602,792 $3,330,252,078 +$21,284,700 $81.97 274
2019 Q4 40,839,915 $2,688,061,562 +$22,013,526 $65.81 248
2019 Q3 40,359,713 $2,224,041,083 -$66,477,031 $55.10 238
2019 Q2 41,560,030 $2,467,226,560 +$14,586,085 $59.36 222
2019 Q1 42,145,621 $2,286,170,082 +$9,547,708 $54.25 220
2018 Q4 41,927,901 $1,895,468,745 -$63,270,564 $45.21 213
2018 Q3 42,926,238 $2,395,213,195 +$41,397,352 $55.80 205
2018 Q2 42,168,060 $2,251,849,544 -$21,557,917 $53.40 194
2018 Q1 43,029,495 $1,867,538,830 -$44,290,228 $43.40 190
2017 Q4 43,658,065 $1,976,359,954 -$9,824,579 $45.30 201
2017 Q3 44,014,803 $2,152,583,689 +$54,980,636 $48.90 183
2017 Q2 37,999,345 $1,523,861,355 -$11,202,480 $40.10 179
2017 Q1 38,333,626 $1,650,058,716 -$39,584,691 $43.05 188
2016 Q4 43,818,652 $1,811,319,428 -$12,031,904 $41.35 195
2016 Q3 44,233,740 $1,627,742,246 -$30,136,101 $36.81 182
2016 Q2 44,973,512 $1,801,390,016 -$96,232,980 $40.06 180
2016 Q1 46,731,787 $1,823,817,103 +$44,963,670 $39.03 173
2015 Q4 46,999,404 $1,630,468,892 +$77,100,457 $34.69 156
2015 Q3 45,436,848 $1,233,977,162 +$4,951,695 $27.16 145
2015 Q2 43,703,080 $1,479,220,713 +$19,796,732 $33.84 151
2015 Q1 43,336,187 $1,531,213,428 +$7,510,080 $35.33 146
2014 Q4 43,464,942 $1,538,474,386 +$24,582,041 $35.39 143
2014 Q3 42,890,619 $1,441,840,735 +$85,291,776 $33.61 146
2014 Q2 40,488,501 $1,398,782,795 +$64,203,193 $34.55 156
2014 Q1 38,809,531 $1,378,530,699 -$51,630,228 $35.53 147