MONTANARO ASSET MANAGEMENT LTD
Q3 2026 Form 13-F
LONDON
CIK 0001831133
· CRD 155693
· Exempt reporting adviser
$283.6M Reported Value Total
Exempt Reporting Adviser
Source: Form ADV filed 2013-08-14
Reported value
$283.6M
Quarter over quarter
-6.2%
Holdings
40
Top-10 concentration
47.2%
Key People
Form ADV owners & control persons
Charles Gerald Bensted Montanaro
CEO
Cedric Pierre Robert Hugues Durant Des Aulnois
HEAD OF BUSINESS DEVELOPMENT
Matthew Edward John Francis
CHIEF COMPLIANCE OFFICER
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Q3 2026 13F record
Q3 2026 13F filing summary
| Period of report | September 30, 2026 |
|---|---|
| Filed | November 09, 2026 |
| Form | 13F-HR |
| Reported value | $283.6M |
| Positions | 40 |
| Change in reported value | -10.6% |
| New positions | 1 |
| Exited positions | 3 |
| Position turnover | 9.3% |
| Top-10 concentration | 47.2% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q3 2026 13F
Filed Nov 9, 2026
|
40 | $283.6M |
|
Q2 2026 13F
Filed Aug 12, 2026
|
42 | $317.2M |
|
Q1 2026 13F
Filed May 11, 2026
|
42 | $334.4M |
|
Q4 2025 13F
Filed Mar 10, 2026
|
41 | $358.8M |
|
Q3 2025 13F
Filed Nov 13, 2025
|
41 | $400.4M |
|
Q2 2025 13F
Filed Aug 5, 2025
|
39 | $387.9M |
|
Q1 2025 13F
Filed May 13, 2025
|
46 | $340.9M |
|
Q4 2024 13F
Filed Feb 12, 2025
|
47 | $484.4M |
|
Q3 2024 13F
Filed Nov 4, 2024
|
47 | $561.1M |
|
Q2 2024 13F
Filed Jul 30, 2024
|
46 | $536.4M |
|
Q1 2024 13F
Filed May 14, 2024
|
44 | $553.7M |
|
Q4 2023 13F
Filed Feb 9, 2024
|
43 | $531.6M |
|
Q3 2023 13F
Filed Nov 13, 2023
|
45 | $568.5M |
|
Q2 2023 13F
Filed Aug 11, 2023
|
45 | $632.4M |
|
Q1 2023 13F
Filed Apr 18, 2023
|
45 | $644.0M |
|
Q4 2022 13F
Filed Feb 8, 2023
|
47 | $614.4M |
|
Q3 2022 13F
Filed Nov 9, 2022
|
48 | $653.1M |
|
Q2 2022 13F
Filed Aug 5, 2022
|
48 | $665.3M |
|
Q1 2022 13F
Filed May 12, 2022
|
45 | $811.4M |
|
Q4 2021 13F
Filed Feb 11, 2022
|
48 | $991.2M |
4 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q3 2026
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | WTS WATTS WATER TECHNOLOGIES INC | $16.2M | 5.7% |
| 2 | EGP EASTGROUP PPTYS INC | $15.7M | 5.53% |
| 3 | BCPC BALCHEM CORP | $13.8M | 4.87% |
| 4 | FSS FEDERAL SIGNAL CORP | $13.5M | 4.77% |
| 5 | NVMI NOVA LTD | $13.2M | 4.67% |
| 6 | SITM SITIME CORP | $13.0M | 4.58% |
| 7 | BSY BENTLEY SYS INC | $12.3M | 4.35% |
| 8 | VMI VALMONT INDS INC | $12.1M | 4.28% |
| 9 | VEEV VEEVA SYS INC | $12.1M | 4.27% |
| 10 | SXT SENSIENT TECHNOLOGIES CORP | $11.9M | 4.18% |
| 11 | CSWI CSW INDUSTRIALS INC | $11.7M | 4.14% |
| 12 | EXPO EXPONENT INC | $11.5M | 4.07% |
| 13 | MANH MANHATTAN ASSOCIATES INC | $11.1M | 3.9% |
| 14 | HLI HOULIHAN LOKEY INC | $10.4M | 3.68% |
| 15 | AYI ACUITY INC | $9.6M | 3.4% |
| 16 | AWK AMERICAN WTR WKS CO INC NEW | $8.6M | 3.03% |
| 17 | ENTG ENTEGRIS INC | $8.1M | 2.85% |
| 18 | ITRI ITRON INC | $6.6M | 2.34% |
| 19 | ALRM ALARM COM HLDGS INC | $5.9M | 2.09% |
| 20 | MIR MIRION TECHNOLOGIES INC | $5.8M | 2.05% |
Values as reported on the Q3 2026 Form 13F. Every position is in the holdings table below.