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Montanaro Asset Management 13F Portfolio

Portfolio Manager
Montanaro Asset Management LTD
Performance
+8.47% (2026 Q2)
AUM (13F)
$317.17M
# of Holdings
42
Performance Rank
Allocation (Top 20)
74.78%
Latest filing
Q2 2026

Montanaro Asset Management LTD Holdings Map

Top 41 Montanaro Asset Management LTD Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
NVMI
NOVA LTD
5.89%34.4K$18.7M
-28.57%(-13.75K)
2025-Q2: 71.8K shares2025-Q3: 73.7K shares2025-Q4: 63.6K shares2026-Q1: 48.1K shares2026-Q2: 34.4K shares
$112.14(+272.85%)
2026-06-30
WTS
WATTS WATER TECHNOLOGIES INC
5.69%46.1K$18.0M
+73.96%(+19.60K)
2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 26.5K shares2026-Q2: 46.1K shares
$306.31(+25.50%)
2026-06-30
EGP
EASTGROUP PPTYS INC
5.06%79.3K$16.1M
+4.92%(+3.72K)
2025-Q2: 0 shares2025-Q3: 37.0K shares2025-Q4: 47.6K shares2026-Q1: 75.6K shares2026-Q2: 79.3K shares
$174.83(+16.15%)
2026-06-30
FSS
FEDERAL SIGNAL CORP
4.96%122.5K$15.7M
-0.46%(-569)
2025-Q2: 43.9K shares2025-Q3: 41.3K shares2025-Q4: 68.5K shares2026-Q1: 123.1K shares2026-Q2: 122.5K shares
$102.57(+22.98%)
2026-06-30
VMI
VALMONT INDS INC
4.71%25.9K$14.9M
+33.25%(+6.45K)
2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 19.4K shares2026-Q2: 25.9K shares
$420.87(+17.67%)
2026-06-30
BCPC
BALCHEM CORP
4.66%87.5K$14.8M
-11.33%(-11.18K)
2025-Q2: 74.4K shares2025-Q3: 78.7K shares2025-Q4: 101.3K shares2026-Q1: 98.7K shares2026-Q2: 87.5K shares
$134.38(+32.84%)
2026-06-30
SITM
SITIME CORP
3.76%16.0K$11.9M
-36.00%(-9.00K)
2025-Q2: 45.0K shares2025-Q3: 35.0K shares2025-Q4: 35.0K shares2026-Q1: 25.0K shares2026-Q2: 16.0K shares
$119.93(+493.63%)
2026-06-30
BSY
BENTLEY SYS INC
3.59%380.8K$11.4M
-4.86%(-19.47K)
2025-Q2: 436.9K shares2025-Q3: 460.9K shares2025-Q4: 461.4K shares2026-Q1: 400.3K shares2026-Q2: 380.8K shares
$47.44(-23.61%)
2026-06-30
CSW
CSW INDUSTRIALS INC
3.57%40.7K$11.3M
-18.26%(-9.10K)
2025-Q2: 40.0K shares2025-Q3: 40.0K shares2025-Q4: 46.2K shares2026-Q1: 49.8K shares2026-Q2: 40.7K shares
$160.40(+113.67%)
2026-06-30
HLI
HOULIHAN LOKEY INC
3.51%82.9K$11.1M
-15.59%(-15.32K)
2025-Q2: 81.0K shares2025-Q3: 89.0K shares2025-Q4: 97.7K shares2026-Q1: 98.3K shares2026-Q2: 82.9K shares
$94.90(+31.94%)
2026-06-30

About Montanaro Asset Management LTDโ€™s portfolio

Montanaro Asset Management LTD reports $317.17M in US-listed equity holdings across 42 positions in its most recent 13F filing. Its largest disclosed positions are NVMI (5.9%), WTS (5.7%) and EGP (5.1%). The top 20 holdings account for 74.78% of reported assets. Its disclosed equity book has returned -5.44% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
NVMI โ€” 6.0% ($18.67M)WTS โ€” 5.8% ($18.05M)EGP โ€” 5.1% ($16.06M)FSS โ€” 5.0% ($15.74M)VMI โ€” 4.8% ($14.93M)BCPC โ€” 4.7% ($14.79M)SITM โ€” 3.8% ($11.93M)BSY โ€” 3.6% ($11.38M)CSW โ€” 3.6% ($11.33M)HLI โ€” 3.6% ($11.12M)Other โ€” 53.9% ($168.15M)
46%in top 10
  • NVMI6.0%
  • WTS5.8%
  • EGP5.1%
  • FSS5.0%
  • VMI4.8%
  • BCPC4.7%
  • SITM3.8%
  • BSY3.6%
  • CSW3.6%
  • HLI3.6%
  • Other53.9%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
5
AYIACUITY INC3.4%
SXTSENSIENT TECHNOLOGIES CORP2.5%
BELFBBEL FUSE INC1.2%
KGSKODIAK GAS SVCS INC1.1%
+1 opened
Added to
10
WTSWATTS WATER TECHNOLOGIES INC+74.0%
VMIVALMONT INDS INC+33.2%
CLHCLEAN HARBORS INC+275.0%
MIRMIRION TECHNOLOGIES INC+37.1%
+6 more
Trimmed
26
TECHBIO-TECHNE CORP-63.0%
NVMINOVA LTD-28.6%
SITMSITIME CORP-36.0%
FNFABRINET-50.0%
+22 more

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Source filings

Holdings on this page are parsed from Montanaro Asset Management LTDโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1831133). View Montanaro Asset Management LTDโ€™s 13F filings on SEC

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