Vault-13

TUCOWS INC TCX

COM NEW · Common Stock · CUSIP 898697206

Internet services and telecommunications company based in Toronto

69 institutional holders +1 vs Q1 2026
6,349,8936.3m shares reported held*
56.8% of all shares outstanding*
$85.7mreported value*
8 new 31 added 17 reduced 8 sold out net bought ≈ $2.0m (+148.2k shares)

* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($17.7k this quarter). Holder counts are more reliable. Shares outstanding: 11.2m as of 2026-08-05, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $13.50. Options: 1 managers hold calls ($1.3k notional), 1 hold puts ($525.3k).

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

0255075Q3 22: 74Q4 22: 72Q1 23: 62Q2 23: 63Q3 23: 59Q4 23: 61Q1 24: 58Q2 24: 61Q3 24: 61Q4 24: 60Q1 25: 62Q2 25: 62Q3 25: 62Q4 25: 70Q1 26: 68Q2 26: 6969Q3 22Q3 23Q3 24Q3 25Q2 26
Numbers
QuarterHolders
Q3 202274
Q4 202272
Q1 202362
Q2 202363
Q3 202359
Q4 202361
Q1 202458
Q2 202461
Q3 202461
Q4 202460
Q1 202562
Q2 202562
Q3 202562
Q4 202570
Q1 202668
Q2 202669

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
40040Q3 24: 25 bought or addedQ3 24: 25 cut or sold outQ4 24: 24 bought or addedQ4 24: 22 cut or sold outQ4 24Q1 25: 28 bought or addedQ1 25: 23 cut or sold outQ2 25: 19 bought or addedQ2 25: 32 cut or sold outQ2 25Q3 25: 24 bought or addedQ3 25: 27 cut or sold outQ4 25: 28 bought or addedQ4 25: 35 cut or sold outQ4 25Q1 26: 33 bought or addedQ1 26: 35 cut or sold outQ2 26: 39 bought or addedQ2 26: 25 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 20242525
Q4 20242422
Q1 20252823
Q2 20251932
Q3 20252427
Q4 20252835
Q1 20263335
Q2 20263925

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$1m$2m$3m$4mQ3 25 calls: $3.9mQ3 25 puts: $2.2mQ3 25P/C 0.57Q4 25 calls: $4.5kQ4 25 puts: $2.4mQ4 25P/C 531.50Q1 26 calls: $0Q1 26 puts: $622.9kQ1 26P/C —Q2 26 calls: $1.3kQ2 26 puts: $525.3kQ2 26P/C 390.00
Numbers
QuarterCallsPutsP/C
Q3 2025$3.9m$2.2m0.57
Q4 2025$4.5k$2.4m531.50
Q1 2026$0$622.9k—
Q2 2026$1.3k$525.3k390.00

Biggest buyers

Quantinno Capital Management LP Added +52,825+52.8k
BlackRock, Inc. Added +45,787+45.8k
AQR CAPITAL MANAGEMENT LLC Added +32,176+32.2k
DIMENSIONAL FUND ADVISORS LP New +17,536+17.5k
MORGAN STANLEY Added +14,967+15.0k
Universal- Beteiligungs- und Servicegesellschaft mbH Added +12,000+12.0k
D. E. Shaw & Co., Inc. Added +9,426+9.4k
VANGUARD PORTFOLIO MANAGEMENT LLC Added +7,813+7.8k
FMR LLC Added +5,749+5.7k
Versant Capital Management, Inc New +5,316+5.3k

Biggest sellers

SUSQUEHANNA INTERNATIONAL GROUP, LLP Sold out -32,431-32.4k
CITADEL ADVISORS LLC Reduced -11,471-11.5k
VANGUARD CAPITAL MANAGEMENT LLC Reduced -9,444-9.4k
GOLDMAN SACHS GROUP INC Reduced -7,243-7.2k
RENAISSANCE TECHNOLOGIES LLC Reduced -6,900-6.9k
NORTHERN TRUST CORP Reduced -3,752-3.8k
K.J. Harrison & Partners Inc Reduced -3,000-3.0k
BARCLAYS PLC Reduced -1,289-1.3k
Tower Research Capital LLC (TRC) Reduced -696-696
GEODE CAPITAL MANAGEMENT, LLC Reduced -654-654

Biggest calls

GROUP ONE TRADING LLC New $1.3k100 shares

Biggest puts

Crawford Fund Management, LLC Added $525.3k39.0k shares

Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.

Major shareholders (over 5%)

Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.

HolderStakeChangeShares Last filed
Rentrop Norman 13G · passive investor new · filed 2025-01-07 12.8% new 1.4m≈ $19.0m 2025-01-07
Blacksheep Fund Management Ltd 13G · passive investor filed 2025-05-15 9.9% 1.1m≈ $14.7m 2025-05-15
Monega Kapitalanlagegesellschaft mbH 13G · institution new · filed 2025-05-15 5.4% new 601.2k≈ $8.1m 2025-05-15
Universal-Investment-Gesellschaft mbH 13G · institution new · filed 2026-10-27 5.0% new 560.9k≈ $7.6m 2026-10-27

Insider purchases and sales since 1 Apr 2026

Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.

Officers and directors buying vs selling

Number of people, by quarter (10% owners not included)

BuyingSelling
101Q4 24: 0 buyingQ4 24: 1 sellingQ1 25: 0 buyingQ1 25: 1 sellingQ1 25Q2 25: 0 buyingQ2 25: 1 sellingQ3 25: 0 buyingQ3 25: 1 sellingQ3 25Q4 25: 0 buyingQ4 25: 0 sellingQ1 26: 0 buyingQ1 26: 0 sellingQ1 26Q2 26: 0 buyingQ2 26: 0 sellingQ3 26: 0 buyingQ3 26: 0 sellingQ3 26
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q4 20240—1$254.3k$254.3k
Q1 20250—1$253.9k$253.9k
Q2 20250—1$248.6k$248.6k
Q3 20250—1$252.4k$252.4k
Q4 20250—0——
Q1 20260—0——
Q2 20260—0——
Q3 20260—0——

None reported since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 EdgePoint Investment Group Inc. 0.22% of their portfolio TORONTO, A6 2,118,5752.1m $28.7m $28.7m 0.22% Unchanged
2 Blacksheep Fund Management Ltd 4.75% of their portfolio Co. Dublin, L2 1,091,9851.1m $14.7m $14.7m 4.75% Unchanged
3 BlackRock, Inc. 0.00% of their portfolio New York, NY 561,950562.0k $7.6m $7.6m 0.00% Added +45.8k +45,787
4 Universal- Beteiligungs- und Servicegesellschaft mbH 0.01% of their portfolio FRANKFURT AM MAIN, 2M 545,873545.9k $7.4m $7.4m 0.01% Added +12.0k +12,000
5 VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 351,800351.8k $4.7m $4.7m 0.00% Reduced -9.4k -9,444
6 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 197,896197.9k $2.7m $2.7m 0.00% Reduced -654 -654
7 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 186,518186.5k $2.5m $2.5m 0.00% Added +2.0k +2,034
8 Baader Bank Aktiengesellschaft 0.18% of their portfolio Unterschleissheim, 2M 163,200163.2k $2.2m $2.2m 0.18% Reduced -70 -70
9 Axxion S.A. 0.13% of their portfolio GREVENMACHER, N4 139,110139.1k $1.9m $1.9m 0.13% First filing
10 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 128,951129.0k $1.7m $1.7m 0.00% Reduced -6.9k -6,900
11 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 114,654114.7k $1.5m $1.5m 0.00% Added +2.3k +2,264
12 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 72,69372.7k $979.2k $979.2k 0.00% Added +2.0k +2,033
13 Quantinno Capital Management LP 0.00% of their portfolio NEW YORK, NY 72,69272.7k $979.2k $979.2k 0.00% Added +52.8k +52,825
14 Blackhawk Capital Partners, LLC 0.28% of their portfolio THIENSVILLE, WI 63,47863.5k $855.0k $855.0k 0.28% Added +1.4k +1,400
15 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 60,47560.5k $814.6k $814.6k 0.00% Reduced -3.8k -3,752
16 VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio MALVERN, PA 56,13856.1k $756.2k $756.2k 0.00% Added +754 +754
17 VANGUARD PORTFOLIO MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 47,02147.0k $633.4k $633.4k 0.00% Added +7.8k +7,813
18 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 46,33446.3k $624.1k $624.1k 0.00% Added +9.4k +9,426
19 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 45,63645.6k $614.7k $614.7k 0.00% Added +32.2k +32,176
20 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 38,57238.6k $519.6k $519.6k 0.00% Added +15.0k +14,967
21 K.J. Harrison & Partners Inc 0.06% of their portfolio TORONTO, A6 31,67131.7k $426.6k $426.6k 0.06% Reduced -3.0k -3,000
22 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 21,16221.2k $285.1k $285.1k 0.00% Reduced -7.2k -7,243
23 GSA CAPITAL PARTNERS LLP 0.02% of their portfolio LONDON, X0 21,12621.1k $285.0k $285.0k 0.02% Unchanged
24 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 19,94719.9k $268.7k $268.7k 0.00% Added +20 +20
25 Connor, Clark & Lunn Investment Management Ltd. 0.00% of their portfolio VANCOUVER, A1 19,50019.5k $264.1k $264.1k 0.00% Reduced -500 -500
26 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 17,53617.5k $236.2k $236.2k 0.00% New
27 Nuveen, LLC 0.00% of their portfolio CHARLOTTE, NC 16,93916.9k $228.2k $228.2k 0.00% Unchanged
28 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 12,49012.5k $214.3k $214.3k 0.00% Added +300 +300
29 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 11,61911.6k $156.5k $156.5k 0.00% Reduced -11.5k -11,471
30 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 8,6448.6k $116.4k $116.4k 0.00% Added +562 +562
31 FMR LLC 0.00% of their portfolio BOSTON, MA 7,7017.7k $103.7k $103.7k 0.00% Added +5.7k +5,749
32 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 7,2387.2k $97.0k $97.0k 0.00% Added +811 +811
33 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 6,4296.4k $86.6k $86.6k 0.00% Added +203 +203
34 WELLS FARGO & COMPANY/MN 0.00% of their portfolio SAN FRANCISCO, CA 5,9115.9k $79.6k $79.6k 0.00% Added +2.8k +2,757
35 Versant Capital Management, Inc 0.01% of their portfolio PHOENIX, AZ 5,3165.3k $71.6k $71.6k 0.01% New
36 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 4,2914.3k $57.8k $57.8k 0.00% Added +4.0k +3,972
37 UBS Group AG 0.00% of their portfolio ZURICH, V8 4,0214.0k $54.2k $54.2k 0.00% Added +2.5k +2,461
38 TD Waterhouse Canada Inc. 0.00% of their portfolio TORONTO, A6 3,6003.6k $49.6k $49.6k 0.00% Unchanged
39 Vanguard Global Advisers, LLC 0.00% of their portfolio MALVERN, PA 3,4223.4k $46.1k $46.1k 0.00% Unchanged
40 Arax Advisory Partners 0.00% of their portfolio NEW YORK, NY 3,2573.3k $43.9k $43.9k 0.00% Added +3.3k +3,256
41 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio CAUSEWAY BAY, K3 3,1933.2k $43.0k $43.0k 0.00% Reduced -21 -21
42 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 3,1333.1k $43.5k $43.5k 0.00% Added +143 +143
43 Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio TRENTON, NJ 1,6021.6k $21.6k $21.6k 0.00% Unchanged
44 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 1,1331.1k $15.3k $15.3k 0.00% Reduced -402 -402
45 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 1,0521.1k $14.2k $14.2k 0.00% Reduced -1.3k -1,289
46 NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio ALBANY, NY 1,0451.0k $14.1k $14.1k 0.00% Unchanged
47 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 994994 $13.4k $13.4k 0.00% Reduced -696 -696
48 Ameritas Investment Partners, Inc. 0.00% of their portfolio LINCOLN, NE 790790 $10.6k $10.6k 0.00% Unchanged
49 Legal & General Group Plc 0.00% of their portfolio London, X0 647647 $8.7k $8.7k 0.00% Unchanged
50 NATIONAL BANK OF CANADA /FI/ 0.00% of their portfolio MONTREAL, A8 405405 $6.7k $6.7k 0.00% Reduced -167 -167
51 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 404404 $5.4k $5.4k 0.00% Unchanged
52 Integrated Wealth Concepts LLC 0.00% of their portfolio WALTHAM, MA 286286 $3.9k $3.9k 0.00% New
53 PNC Financial Services Group, Inc. 0.00% of their portfolio Pittsburgh, PA 239239 $3.2k $3.2k 0.00% Added +232 +232
54 GAMMA Investing LLC 0.00% of their portfolio FOSTER CITY, CA 137137 $1.8k $1.8k 0.00% Added +51 +51
55 Sterling Capital Management LLC 0.00% of their portfolio CHARLOTTE, NC 111111 $1.5k $1.5k 0.00% Reduced -85 -85
56 Allworth Financial LP 0.00% of their portfolio FOLSOM, CA 108108 $1.5k $1.5k 0.00% Added +81 +81
57 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 9595 $1.3k $1.3k 0.00% Reduced -269 -269
58 EverSource Wealth Advisors, LLC 0.00% of their portfolio BIRMINGHAM, AL 8484 $1.1k $1.1k 0.00% Added +21 +21
59 Steward Partners Investment Advisory, LLC 0.00% of their portfolio STAMFORD, CT 7474 $994 $994 0.00% New
60 MassMutual Private Wealth & Trust, FSB 0.00% of their portfolio Windsor, CT 5858 $781 $781 0.00% New
61 Private Wealth Management Group, LLC 0.00% of their portfolio PRINCETON, NJ 5151 $687 $687 0.00% New
62 IFP Advisors, Inc 0.00% of their portfolio TAMPA, FL 4646 $620 $620 0.00% Added +41 +41
63 Global Retirement Partners, LLC 0.00% of their portfolio San Rafael, CA 4343 $579 $579 0.00% First filing
64 True Wealth Design, LLC 0.00% of their portfolio AKRON, OH 3838 $512 $512 0.00% Added +24 +24
65 Essential Partners LLC 0.00% of their portfolio RANCHO SANTA FE, CA 2929 $391 $391 0.00% Reduced -101 -101
66 ROTHSCHILD INVESTMENT LLC 0.00% of their portfolio CHICAGO, IL 2424 $323 $323 0.00% Added +20 +20
67 Farther Finance Advisors, LLC 0.00% of their portfolio SAN FRANCISCO, CA 1111 $148 $148 0.00% Added +6 +6
68 Clearstead Advisors, LLC 0.00% of their portfolio CLEVELAND, OH 22 $27 $27 0.00% New
69 SJS Investment Consulting Inc. 0.00% of their portfolio SYLVANIA, OH 11 $14 $14 0.00% New