TORONTO, A6
TUCOWS INC /PA/TCX— Latest position per institution from SEC 13F filings
15
Institutional holders
9.27M
Total shares held
137.32M
Estimated value
463.31K
Avg. position size
EDGEPOINT INVESTMENT GROUP INC.
CIK 1481669
Shares
2.12M
Value
28.70M
Filed
Jun 30, 2026
INVESTMENTAKTIENGESELLSCHAFT FUER LANGFRISTIGE INVESTOREN TGV
CIK 1569606
Shares
2.01M
Value
33.38M
Filed
Dec 31, 2024
BLACKSHEEP FUND MANAGEMENT LTD
CIK 1800249
Shares
1.09M
Value
14.71M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
585.36K
Value
11.31M
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
561.95K
Value
7.57M
Filed
Jun 30, 2026
UNIVERSAL- BETEILIGUNGS- UND SERVICEGESELLSCHAFT MBH
CIK 2057170
Shares
545.87K
Value
7.35M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
464.03K
Value
10.40M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
351.80K
Value
4.74M
Filed
Jun 30, 2026
AXXION S.A.
CIK 2030181
Shares
306.23K
Value
2.89M
Filed
Sep 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
197.90K
Value
2.67M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
186.52K
Value
2.51M
Filed
Jun 30, 2026
BAADER BANK AKTIENGESELLSCHAFT
CIK 1542629
Shares
163.20K
Value
2.20M
Filed
Jun 30, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
128.95K
Value
1.74M
Filed
Jun 30, 2026
RUSSELL INVESTMENTS GROUP, LTD.
CIK 1692234
Shares
114.06K
Value
1.54M
Filed
Jun 30, 2026
VAN BERKOM & ASSOCIATES INC.
CIK 1524408
Shares
91.88K
Value
1.76K
Filed
Jun 30, 2024
DZ BANK AG DEUTSCHE ZENTRAL GENOSSENSCHAFTS BANK, FRANKFURT AM MAIN
CIK 1694217
Shares
73.67K
Value
1.43M
Filed
Mar 31, 2023
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
CIK 884546
Shares
72.69K
Value
979.17K
Filed
Jun 30, 2026
QUANTINNO CAPITAL MANAGEMENT LP
CIK 1759654
Shares
72.69K
Value
979.16K
Filed
Jun 30, 2026
BLACKHAWK CAPITAL PARTNERS, LLC
CIK 1582561
Shares
63.48K
Value
855.05K
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
60.75K
Value
1.36M
Filed
Dec 31, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | EDGEPOINT INVESTMENT GROUP INC. | 1481669 | 2.12M | 28.70M | Jun 30, 2026 |
| 2 | INVESTMENTAKTIENGESELLSCHAFT FUER LANGFRISTIGE INVESTOREN TGV | 1569606 | 2.01M | 33.38M | Dec 31, 2024 |
| 3 | BLACKSHEEP FUND MANAGEMENT LTD | 1800249 | 1.09M | 14.71M | Jun 30, 2026 |
| 4 | BLACKROCK FINANCE, INC. | 1364742 | 585.36K | 11.31M | Jun 30, 2024 |
| 5 | BLACKROCK, INC. | 2012383 | 561.95K | 7.57M | Jun 30, 2026 |
| 6 | UNIVERSAL- BETEILIGUNGS- UND SERVICEGESELLSCHAFT MBH | 2057170 | 545.87K | 7.35M | Jun 30, 2026 |
| 7 | VANGUARD GROUP INC | 102909 | 464.03K | 10.40M | Dec 31, 2025 |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 351.80K | 4.74M | Jun 30, 2026 |
| 9 | AXXION S.A. | 2030181 | 306.23K | 2.89M | Sep 30, 2026 |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 197.90K | 2.67M | Jun 30, 2026 |
| 11 | STATE STREET CORP | 93751 | 186.52K | 2.51M | Jun 30, 2026 |
| 12 | BAADER BANK AKTIENGESELLSCHAFT | 1542629 | 163.20K | 2.20M | Jun 30, 2026 |
| 13 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 128.95K | 1.74M | Jun 30, 2026 |
| 14 | RUSSELL INVESTMENTS GROUP, LTD. | 1692234 | 114.06K | 1.54M | Jun 30, 2026 |
| 15 | VAN BERKOM & ASSOCIATES INC. | 1524408 | 91.88K | 1.76K | Jun 30, 2024 |
| 16 | DZ BANK AG DEUTSCHE ZENTRAL GENOSSENSCHAFTS BANK, FRANKFURT AM MAIN | 1694217 | 73.67K | 1.43M | Mar 31, 2023 |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | 72.69K | 979.17K | Jun 30, 2026 |
| 18 | QUANTINNO CAPITAL MANAGEMENT LP | 1759654 | 72.69K | 979.16K | Jun 30, 2026 |
| 19 | BLACKHAWK CAPITAL PARTNERS, LLC | 1582561 | 63.48K | 855.05K | Jun 30, 2026 |
| 20 | JANE STREET GROUP, LLC | 1595888 | 60.75K | 1.36M | Dec 31, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.