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
50,722,079
Total reported value
$1,945,124,349
% of total 13F portfolios
0.01%
Share change
+1,846,804
Value change
+$42,963,857
Number of holders
264
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% $308,444,687 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, 264 institutional investors reported holding 50,722,079 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 194,129 $4,185,808 +$412,889 $21.56 21
2025 Q3 50,722,079 $1,945,124,349 +$42,963,857 $38.35 264
2025 Q2 48,818,575 $2,352,877,531 +$84,999,189 $48.21 293
2025 Q1 46,339,972 $2,840,719,279 +$22,583,251 $61.31 318
2024 Q4 46,466,518 $3,580,744,470 +$6,816,296 $77.07 311
2024 Q3 46,313,808 $3,516,359,267 +$41,161,043 $75.92 313
2024 Q2 45,947,357 $2,593,304,392 +$51,039,935 $56.44 309
2024 Q1 44,774,908 $2,925,828,667 +$57,063,178 $65.33 313
2023 Q4 43,851,639 $3,335,158,917 +$122,856,158 $76.06 310
2023 Q3 42,213,412 $2,613,191,827 -$38,570,159 $61.90 308
2023 Q2 42,706,441 $2,872,879,628 +$58,309,297 $67.29 278
2023 Q1 41,862,360 $2,667,557,312 +$50,205,576 $63.72 268
2022 Q4 41,209,594 $2,352,496,729 -$5,163,774 $57.08 279
2022 Q3 41,333,373 $2,155,799,504 -$30,563,279 $52.16 249
2022 Q2 41,684,363 $2,533,167,492 +$33,667,056 $60.76 252
2022 Q1 41,466,710 $2,749,948,952 +$11,402,661 $66.35 264
2021 Q4 41,274,412 $3,020,568,658 +$11,344,041 $73.18 275
2021 Q3 41,047,868 $2,909,189,463 +$36,014,007 $70.84 253
2021 Q2 40,490,656 $3,112,527,851 -$26,796,626 $76.89 253
2021 Q1 40,942,777 $2,815,267,382 -$14,940,409 $68.76 246
2020 Q4 40,533,624 $2,426,788,293 +$86,545,790 $59.87 247
2020 Q3 39,186,894 $2,353,414,312 -$89,646,846 $60.05 263
2020 Q2 45,866,533 $3,568,680,988 +$406,210,753 $77.36 283
2020 Q1 40,892,162 $3,353,973,078 +$14,639,372 $81.97 277
2019 Q4 40,844,672 $2,688,373,696 +$22,246,415 $65.81 251
2019 Q3 40,369,308 $2,224,569,423 -$66,553,743 $55.10 241
2019 Q2 41,565,147 $2,467,529,018 -$16,380,611 $59.36 224
2019 Q1 42,146,923 $2,286,239,082 +$14,796,984 $54.25 221
2018 Q4 41,927,901 $1,895,468,745 -$63,193,950 $45.21 213
2018 Q3 43,104,111 $2,405,138,195 +$41,647,409 $55.80 207
2018 Q2 42,341,135 $2,261,092,544 -$33,358,021 $53.40 196
2018 Q1 43,064,922 $1,869,076,830 -$44,330,300 $43.40 192
2017 Q4 43,960,608 $1,990,065,954 -$14,441,965 $45.30 200
2017 Q3 44,414,986 $2,172,152,436 +$55,865,532 $48.90 186
2017 Q2 43,246,216 $1,734,260,355 -$5,441,597 $40.10 183
2017 Q1 43,382,929 $1,867,431,716 +$185,608,131 $43.05 191
2016 Q4 43,822,594 $1,811,482,428 -$12,081,295 $41.35 196
2016 Q3 44,233,850 $1,627,746,246 -$30,219,832 $36.81 183
2016 Q2 44,979,882 $1,801,645,016 -$94,837,381 $40.06 181
2016 Q1 47,340,776 $1,847,586,103 +$15,924,319 $39.03 177
2015 Q4 47,229,392 $1,638,447,892 +$84,171,498 $34.69 159
2015 Q3 45,504,384 $1,235,811,162 +$6,061,849 $27.16 148
2015 Q2 44,345,571 $1,500,873,713 +$16,108,616 $33.84 153
2015 Q1 43,775,367 $1,546,727,428 +$10,773,903 $35.33 152
2014 Q4 43,464,981 $1,538,475,386 +$27,006,999 $35.39 144
2014 Q3 42,890,619 $1,441,840,735 +$71,708,224 $33.61 145
2014 Q2 40,706,659 $1,406,319,795 +$57,617,147 $34.55 157
2014 Q1 38,818,058 $1,378,833,699 -$25,167,073 $35.53 148