Montanaro Asset Management Ltd
CIK 1831133 · View on SEC EDGAR ↗
- Portfolio value
- $317.2M
- Positions
- 42
- As of
- June 30, 2026
#5,034 of 9,443 by 13F value · top 53.3%
Portfolio value QoQ: -5.1% 13F does not disclose cash
- Top 10 holdings weight
- 45.40%
- Top 25 holdings weight
- 83.71%
- Positions above 1%
- 33
- Effective number of positions
- 29.9
Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)
Turnover Q2 2026: 14.86% Est. buys $48,420,160 · sells $101,574,109
Median holding: 5.0 quarters Tracked Q4 2024–Q2 2026 · 63.6% still held
- New positions
- 5
- Increased
- 10
- Decreased
- 27
- Closed
- 5
On this page
- Performance vs S&P How this manager's 13F portfolio performed against the S&P 500.
- Sector breakdown How the portfolio splits across market sectors.
- Portfolio Every stock this institution reports holding, from its latest 13F.
- High-conviction bets The holdings this manager is most concentrated in.
- Biggest new bets Brand-new positions opened in the latest quarter.
- Top moves The biggest position increases and decreases this quarter.
- Exited positions Positions the manager fully sold out of last quarter.
Performance vs S&P 500
Annualized: -0.9% · S&P 500: +18.0%
Approximates a buy-and-hold portfolio built from quarterly SEC 13F snapshots. Excludes cash, short positions, options/derivatives, and non-13(f) securities — reflects the disclosed long-equity book only, not total fund AUM. SEC filing lag is up to 45 days; this is not a real-time-copyable timing.
Priceable coverage: 98.2% · Options excluded: 0.0%
Sector breakdown
Industrials
40.2%
Technology
21.2%
Materials
8.5%
Financial Services
7.6%
Healthcare
7.4%
Real Estate
5.1%
Utilities
3.5%
Diversified Consumer Services
3.4%
Energy
1.1%
Financials
0.5%
Other/Unmapped
1.6%
Full portfolio 42 positions
| Type | Streak | 8Q trend | |||||
|---|---|---|---|---|---|---|---|
| NVMI Nova Ltd. - Ordinary Shares | $18,666,277 | 5.89% | 34,380 | $-2,235,619 | Down ×3 | ||
| WTS Watts Water Technologies, Inc. Class A Common Stock | $18,045,845 | 5.69% | 46,100 | $10,353,160 | Up ×1 | ||
| EGP EastGroup Properties, Inc. Common Stock | $16,064,275 | 5.06% | 79,318 | $2,071,471 | Up ×3 | ||
| FSS Federal Signal Corporation Common Stock | $15,744,008 | 4.96% | 122,531 | $2,431,974 | Down ×1 | ||
| VMI Valmont Industries, Inc. Common Stock | $14,930,960 | 4.71% | 25,850 | $7,179,302 | Up ×1 | ||
| BCPC Balchem Corporation - Common Stock | $14,786,166 | 4.66% | 87,518 | $-1,941,510 | Down ×2 | ||
| SITM SiTime Corporation - Common Stock | $11,928,960 | 3.76% | 16,000 | $3,295,210 | Down ×2 | ||
| BSY Bentley Systems, Incorporated - Class B Common Stock | $11,383,098 | 3.59% | 380,833 | $-2,675,438 | Down ×2 | ||
| CSW CSW Industrials, Inc. Common Stock | $11,328,202 | 3.57% | 40,705 | $-1,648,682 | Down ×1 | ||
| HLI Houlihan Lokey, Inc. Class A Common Stock | $11,123,937 | 3.51% | 82,934 | $-2,986,728 | Down ×1 | ||
| AWK American Water Works Company, Inc. Common Stock | $11,071,141 | 3.49% | 84,140 | $-1,155,185 | Down ×3 | ||
| AYI Acuity Inc. Common Stock | $10,904,307 | 3.44% | 28,950 | Up ×1 | |||
| ENTG Entegris, Inc. - Common Stock | $10,701,670 | 3.37% | 59,500 | $1,099,714 | Down ×2 | ||
| EXPO Exponent, Inc. - Common Stock | $10,523,270 | 3.32% | 179,089 | $-1,991,680 | Down ×1 | ||
| MANH Manhattan Associates, Inc. - Common Stock | $9,436,276 | 2.98% | 67,765 | $-1,121,471 | Down ×2 | ||
| TECH Bio-Techne Corp - Common Stock | $8,925,568 | 2.81% | 126,335 | $-8,897,705 | Down ×3 | ||
| LRN Stride, Inc. Common Stock | $8,386,754 | 2.64% | 97,249 | $-2,660,947 | Down ×1 | ||
| SXT Sensient Technologies Corporation Common Stock | $8,075,495 | 2.55% | 65,500 | Up ×1 | |||
| VEEV Veeva Systems Inc. Class A Common Stock | $7,648,957 | 2.41% | 43,100 | $1,324,837 | Up ×1 | ||
| MIR Mirion Technologies, Inc. Class A Common Stock | $7,506,323 | 2.37% | 418,646 | $1,830,796 | Up ×3 | ||
| ROL Rollins, Inc. Common Stock | $6,315,888 | 1.99% | 151,315 | $-4,526,342 | Down ×2 | ||
| MSCI MSCI Inc. Common Stock | $6,160,440 | 1.94% | 11,000 | $-2,275,067 | Down ×1 | ||
| FN Fabrinet Ordinary Shares | $5,620,800 | 1.77% | 10,000 | $-4,809,600 | Down ×3 | ||
| ALRM Alarm.com Holdings, Inc. - Common Stock | $5,195,124 | 1.64% | 111,197 | $-924,899 | Down ×4 | ||
| Unknown issuer (CUSIP: 55293N109) | $5,021,626 | 1.58% | 121,600 | $1,624,701 | Down ×1 | ||
| HQY HealthEquity, Inc. - Common Stock | $4,281,168 | 1.35% | 47,400 | $35,812 | Down ×1 | ||
| HWKN Hawkins, Inc. - Common Stock | $4,234,580 | 1.34% | 29,800 | $-4,950,700 | Down ×2 | ||
| CLH Clean Harbors, Inc. Common Stock | $4,033,125 | 1.27% | 13,500 | $3,000,897 | Up ×1 | ||
| TW Tradeweb Markets Inc. - Class A Common Stock | $3,936,570 | 1.24% | 39,500 | $-2,317,059 | Down ×2 | ||
| GGG Graco Inc. Common Stock | $3,780,500 | 1.19% | 50,000 | $-5,531,000 | Down ×1 | ||
| BELFB Bel Fuse Inc. - Class B Common Stock | $3,663,440 | 1.16% | 11,000 | Up ×1 | |||
| KGS Kodiak Gas Services, Inc. Common Stock | $3,380,850 | 1.07% | 45,000 | Up ×1 | |||
| HXL Hexcel Corporation Common Stock | $3,373,023 | 1.06% | 33,710 | $-26,037 | Down ×1 | ||
| TRNS Transcat, Inc. - Common Stock | $2,978,381 | 0.94% | 32,105 | $40,381 | Down ×1 | ||
| SNEX StoneX Group Inc. - Common Stock | $2,853,362 | 0.90% | 24,079 | $433,862 | Down ×1 | ||
| WMS Advanced Drainage Systems, Inc. Common Stock | $2,809,584 | 0.89% | 17,900 | $1,328,580 | Up ×1 | ||
| TTEK Tetra Tech, Inc. - Common Stock | $2,652,102 | 0.84% | 91,800 | $498,522 | Up ×1 | ||
| STVN Stevanato Group S.p.A. Ordinary Shares | $2,538,094 | 0.80% | 140,459 | $131,844 | Down ×1 | ||
| UTI Universal Technical Institute Inc Common Stock | $2,312,488 | 0.73% | 54,068 | $-94,227 | Down ×1 | ||
| ESE ESCO Technologies Inc. Common Stock | $1,750,200 | 0.55% | 5,000 | Up ×1 | |||
| KNSL Kinsale Capital Group, Inc. Common Stock | $1,568,906 | 0.49% | 4,757 | $46,127 | Up ×2 | ||
| BMI Badger Meter, Inc. Common Stock | $1,528,314 | 0.48% | 10,300 | $416,159 | Up ×1 | ||
| No matches | |||||||
Conviction holdings
Positions increased for 3+ consecutive quarters.
Share counts are as reported in 13F filings (not split-adjusted)
Biggest new bets
New positions opened this quarter, largest first.
Top movers (QoQ)
Exited positions
Includes corporate events (mergers, delistings) — not all exits are sells
Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.
| Security | Quarter | Shares before | Value before | Price since exit |
|---|---|---|---|---|
| ANSS | Sept. 30, 2025 | 32,900 | $11,555,138 | No longer tracked |
| TREX | March 31, 2026 | 302,462 | $10,610,367 | 29.9% |
| IEX | March 31, 2025 | 45,000 | $9,418,050 | 30.3% |
| TYL | June 30, 2026 | 27,325 | $9,355,534 | 17.5% |
| FCN | June 30, 2026 | 50,000 | $8,838,500 | 2.7% |
| BRKR | March 31, 2026 | 173,500 | $8,173,585 | 63.1% |
| PAYC | March 31, 2026 | 50,500 | $8,047,680 | 85.4% |
| TMDX | June 30, 2026 | 78,739 | $7,827,444 | 38.8% |
| ICLR | March 31, 2025 | 31,700 | $6,647,807 | -1.3% |
| PCTY | June 30, 2025 | 35,000 | $6,553,260 | -16.5% |
| FORM | Dec. 31, 2025 | 125,000 | $4,552,500 | 107.2% |
| POWI | June 30, 2025 | 45,000 | $2,272,500 | -1.6% |
| BRBR | June 30, 2026 | 140,000 | $2,252,600 | -20.6% |
| MASI | Dec. 31, 2025 | 12,960 | $1,912,248 | No longer tracked |
| ERII | March 31, 2026 | 128,160 | $1,728,878 | -21.9% |
| FOXF | March 31, 2025 | 55,000 | $1,664,850 | -6.4% |
| CGNX | March 31, 2026 | 42,012 | $1,511,592 | 22.6% |
| OLED | March 31, 2026 | 12,900 | $1,506,462 | -6.0% |
| DOCS | June 30, 2026 | 45,300 | $1,055,490 | 23.0% |
| AXON | June 30, 2025 | 430 | $226,159 | -26.5% |
| GLOB | June 30, 2025 | 1,170 | $137,732 | -56.8% |
| PSTG | June 30, 2025 | 2,570 | $113,774 | No longer tracked |
| ZS | June 30, 2025 | 500 | $99,210 | -44.9% |
| AEHR | June 30, 2025 | 4,850 | $35,357 | 705.9% |