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Montanaro Asset Management Ltd

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13F filer, CIK 1831133, LONDON, United Kingdom

Montanaro Asset Management Ltd reported $317,170,054 across 42 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-12. Its ten largest share positions make up 45.4% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001831133-26-000003

Period
2026-06-30
Reported value
$317M
Holdings
42
Top 10 weight
45.4%
New
5
Sold out
5

Largest buys vs the previous quarter

SecurityShares changeApprox. value
AYInew+28,950$10.9M
SXTnew+65,500$8.08M
WTSadded+19,600$7.67M
VMIadded+6,450$3.73M
BELFBnew+11,000$3.66M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
TECHreduced-214,715-$15.2M
TYLexited-27,325-$9.36M
FCNexited-50,000-$8.84M
TMDXexited-78,739-$7.83M
NVMIreduced-13,750-$7.47M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0001831133-26-000003, largest first. % of portfolio is the value over $317,170,054, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
NVMINOVA LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 110,358 shares; 2024Q4: 75,958 shares; 2025Q1: 64,125 shares; 2025Q2: 71,830 shares; 2025Q3: 73,680 shares; 2025Q4: 63,630 shares; 2026Q1: 48,130 shares; 2026Q2: 34,380 shares 34,380$18.7M5.89%-13,750Timeline
WTSWATTS WATER TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 26,500 shares; 2026Q2: 46,100 shares 46,100$18M5.69%+19,600Timeline
EGPEASTGROUP PPTYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 37,000 shares; 2025Q4: 47,600 shares; 2026Q1: 75,600 shares; 2026Q2: 79,318 shares 79,318$16.1M5.06%+3,718Timeline
FSSFEDERAL SIGNAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 18,400 shares; 2025Q2: 43,900 shares; 2025Q3: 41,300 shares; 2025Q4: 68,500 shares; 2026Q1: 123,100 shares; 2026Q2: 122,531 shares 122,531$15.7M4.96%-569Timeline
VMIVALMONT INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 19,400 shares; 2026Q2: 25,850 shares 25,850$14.9M4.71%+6,450Timeline
BCPCBALCHEM CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 127,800 shares; 2024Q4: 107,500 shares; 2025Q1: 74,900 shares; 2025Q2: 74,400 shares; 2025Q3: 78,700 shares; 2025Q4: 101,300 shares; 2026Q1: 98,700 shares; 2026Q2: 87,518 shares 87,518$14.8M4.66%-11,182Timeline
SITMSITIME CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 46,025 shares; 2024Q4: 45,880 shares; 2025Q1: 45,659 shares; 2025Q2: 45,000 shares; 2025Q3: 35,000 shares; 2025Q4: 35,000 shares; 2026Q1: 25,000 shares; 2026Q2: 16,000 shares 16,000$11.9M3.76%-9,000Timeline
BSYBENTLEY SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 331,416 shares; 2024Q4: 373,216 shares; 2025Q1: 309,239 shares; 2025Q2: 436,900 shares; 2025Q3: 460,900 shares; 2025Q4: 461,409 shares; 2026Q1: 400,300 shares; 2026Q2: 380,833 shares 380,833$11.4M3.59%-19,467Timeline
CSWCSW INDUSTRIALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 45,000 shares; 2024Q4: 35,000 shares; 2025Q1: 35,000 shares; 2025Q2: 40,000 shares; 2025Q3: 40,000 shares; 2025Q4: 46,200 shares; 2026Q1: 49,800 shares; 2026Q2: 40,705 shares 40,705$11.3M3.57%-9,095Timeline
HLIHOULIHAN LOKEY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 151,000 shares; 2024Q4: 95,000 shares; 2025Q1: 79,500 shares; 2025Q2: 81,000 shares; 2025Q3: 89,000 shares; 2025Q4: 97,650 shares; 2026Q1: 98,250 shares; 2026Q2: 82,934 shares 82,934$11.1M3.51%-15,316Timeline
AWKAMERICAN WTR WKS CO INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 169,900 shares; 2024Q4: 138,500 shares; 2025Q1: 87,300 shares; 2025Q2: 86,540 shares; 2025Q3: 97,540 shares; 2025Q4: 90,240 shares; 2026Q1: 89,840 shares; 2026Q2: 84,140 shares 84,140$11.1M3.49%-5,700Timeline
AYIACUITY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 28,950 shares 28,950$10.9M3.44%newTimeline
ENTGENTEGRIS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 110,221 shares; 2024Q4: 92,600 shares; 2025Q1: 55,580 shares; 2025Q2: 59,400 shares; 2025Q3: 48,600 shares; 2025Q4: 104,700 shares; 2026Q1: 81,900 shares; 2026Q2: 59,500 shares 59,500$10.7M3.37%-22,400Timeline
EXPOEXPONENT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 179,500 shares; 2024Q4: 168,300 shares; 2025Q1: 124,200 shares; 2025Q2: 121,600 shares; 2025Q3: 121,600 shares; 2025Q4: 120,500 shares; 2026Q1: 191,800 shares; 2026Q2: 179,089 shares 179,089$10.5M3.32%-12,711Timeline
MANHMANHATTAN ASSOCIATES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 26,600 shares; 2024Q4: 76,940 shares; 2025Q1: 61,920 shares; 2025Q2: 71,060 shares; 2025Q3: 92,160 shares; 2025Q4: 94,910 shares; 2026Q1: 79,310 shares; 2026Q2: 67,765 shares 67,765$9.44M2.98%-11,545Timeline
TECHBIO-TECHNE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 323,000 shares; 2024Q4: 332,500 shares; 2025Q1: 256,600 shares; 2025Q2: 294,950 shares; 2025Q3: 362,050 shares; 2025Q4: 346,450 shares; 2026Q1: 341,050 shares; 2026Q2: 126,335 shares 126,335$8.93M2.81%-214,715Timeline
LRNSTRIDE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 155,000 shares; 2024Q4: 183,500 shares; 2025Q1: 140,600 shares; 2025Q2: 120,000 shares; 2025Q3: 132,200 shares; 2025Q4: 108,000 shares; 2026Q1: 125,300 shares; 2026Q2: 97,249 shares 97,249$8.39M2.64%-28,051Timeline
SXTSENSIENT TECHNOLOGIES CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 65,500 shares 65,500$8.08M2.55%newTimeline
VEEVVEEVA SYS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 80,250 shares; 2024Q4: 62,150 shares; 2025Q1: 40,230 shares; 2025Q2: 35,800 shares; 2025Q3: 40,200 shares; 2025Q4: 39,600 shares; 2026Q1: 36,000 shares; 2026Q2: 43,100 shares 43,100$7.65M2.41%+7,100Timeline
MIRMIRION TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 171,600 shares; 2025Q4: 255,400 shares; 2026Q1: 305,300 shares; 2026Q2: 418,646 shares 418,646$7.51M2.37%+113,346Timeline
ROLROLLINS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 248,000 shares; 2024Q4: 256,000 shares; 2025Q1: 260,000 shares; 2025Q2: 265,000 shares; 2025Q3: 297,000 shares; 2025Q4: 305,000 shares; 2026Q1: 203,000 shares; 2026Q2: 151,315 shares 151,315$6.32M1.99%-51,685Timeline
MSCIMSCI INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 18,600 shares; 2024Q4: 17,000 shares; 2025Q1: 12,000 shares; 2025Q2: 12,750 shares; 2025Q3: 14,350 shares; 2025Q4: 15,150 shares; 2026Q1: 15,650 shares; 2026Q2: 11,000 shares 11,000$6.16M1.94%-4,650Timeline
FNFABRINETQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 41,250 shares; 2024Q4: 34,020 shares; 2025Q1: 33,759 shares; 2025Q2: 33,000 shares; 2025Q3: 33,000 shares; 2025Q4: 27,500 shares; 2026Q1: 20,000 shares; 2026Q2: 10,000 shares 10,000$5.62M1.77%-10,000Timeline
ALRMALARM COM HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 223,900 shares; 2024Q4: 238,300 shares; 2025Q1: 174,790 shares; 2025Q2: 177,600 shares; 2025Q3: 164,300 shares; 2025Q4: 150,100 shares; 2026Q1: 141,700 shares; 2026Q2: 111,197 shares 111,197$5.2M1.64%-30,503Timeline
MDAMDA SPACE LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 134,100 shares; 2026Q2: 121,600 shares 121,600$5.02M1.58%-12,500Timeline
HQYHEALTHEQUITY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 15,300 shares; 2025Q2: 28,100 shares; 2025Q3: 32,900 shares; 2025Q4: 37,200 shares; 2026Q1: 50,800 shares; 2026Q2: 47,400 shares 47,400$4.28M1.35%-3,400Timeline
HWKNHAWKINS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 15,000 shares; 2025Q1: 15,000 shares; 2025Q2: 59,100 shares; 2025Q3: 59,100 shares; 2025Q4: 65,900 shares; 2026Q1: 59,800 shares; 2026Q2: 29,800 shares 29,800$4.23M1.34%-30,000Timeline
CLHCLEAN HARBORS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 3,600 shares; 2026Q2: 13,500 shares 13,500$4.03M1.27%+9,900Timeline
TWTRADEWEB MKTS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 39,000 shares; 2024Q4: 43,000 shares; 2025Q1: 47,000 shares; 2025Q2: 52,500 shares; 2025Q3: 65,000 shares; 2025Q4: 69,500 shares; 2026Q1: 53,150 shares; 2026Q2: 39,500 shares 39,500$3.94M1.24%-13,650Timeline
GGGGRACO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: 90,000 shares; 2025Q1: 90,000 shares; 2025Q2: 90,000 shares; 2025Q3: 90,000 shares; 2025Q4: 90,000 shares; 2026Q1: 110,000 shares; 2026Q2: 50,000 shares 50,000$3.78M1.19%-60,000Timeline
BELFBBEL FUSE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 11,000 shares 11,000$3.66M1.16%newTimeline
KGSKODIAK GAS SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 45,000 shares 45,000$3.38M1.07%newTimeline
HXLHEXCEL CORP NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 42,000 shares; 2026Q2: 33,710 shares 33,710$3.37M1.06%-8,290Timeline
TRNSTRANSCAT INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 40,000 shares; 2024Q4: 40,000 shares; 2025Q1: 40,000 shares; 2025Q2: 40,000 shares; 2025Q3: 40,000 shares; 2025Q4: 40,000 shares; 2026Q1: 40,000 shares; 2026Q2: 32,105 shares 32,105$2.98M0.94%-7,895Timeline
SNEXSTONEX GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 30,000 shares; 2026Q2: 24,079 shares 24,079$2.85M0.9%-5,921Timeline
WMSADVANCED DRAIN SYS INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 83,400 shares; 2024Q4: 67,700 shares; 2025Q1: 38,000 shares; 2025Q2: 37,800 shares; 2025Q3: 26,600 shares; 2025Q4: 16,300 shares; 2026Q1: 10,800 shares; 2026Q2: 17,900 shares 17,900$2.81M0.89%+7,100Timeline
TTEKTETRA TECH INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 71,500 shares; 2026Q2: 91,800 shares 91,800$2.65M0.84%+20,300Timeline
STVNSTEVANATO GROUP S P AQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 179,800 shares; 2024Q4: 179,800 shares; 2025Q1: 175,000 shares; 2025Q2: 175,000 shares; 2025Q3: 175,000 shares; 2025Q4: 175,000 shares; 2026Q1: 175,000 shares; 2026Q2: 140,459 shares 140,459$2.54M0.8%-34,541Timeline
UTIUNIVERSAL TECHNICAL INST INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 44,300 shares; 2026Q1: 66,668 shares; 2026Q2: 54,068 shares 54,068$2.31M0.73%-12,600Timeline
ESEESCO TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 5,000 shares 5,000$1.75M0.55%newTimeline
KNSLKINSALE CAP GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 2,800 shares; 2026Q1: 4,457 shares; 2026Q2: 4,757 shares 4,757$1.57M0.49%+300Timeline
BMIBADGER METER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 68,050 shares; 2024Q4: 53,450 shares; 2025Q1: 20,500 shares; 2025Q2: 17,600 shares; 2025Q3: 12,000 shares; 2025Q4: 12,000 shares; 2026Q1: 7,300 shares; 2026Q2: 10,300 shares 10,300$1.53M0.48%+3,000Timeline

Sold out in Q2 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
TYLTYLER TECHNOLOGIES INC27,325$9.36Mshares
FCNFTI CONSULTING INC50,000$8.84Mshares
TMDXTRANSMEDICS GROUP INC78,739$7.83Mshares
BRBRBELLRING BRANDS INC140,000$2.25Mshares
DOCSDOXIMITY INC45,300$1.06Mshares

How Q2 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001831133-26-000003 base2026-08-12acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-HR 0001831133-26-000003 Quarter ended 2026-06-302026-08-12acceptance time not in the bulk data set
13F-HR 0001831133-26-000002 Quarter ended 2026-03-312026-05-11acceptance time not in the bulk data set
13F-HR 0001831133-26-000001 Quarter ended 2025-12-312026-03-10acceptance time not in the bulk data set
13F-HR 0001831133-25-000003 Quarter ended 2025-09-302025-11-13acceptance time not in the bulk data set
13F-HR 0001085146-25-004529 Quarter ended 2025-06-302025-08-05acceptance time not in the bulk data set
13F-HR 0001085146-25-003010 Quarter ended 2025-03-312025-05-13acceptance time not in the bulk data set
13F-HR 0001085146-25-001037 Quarter ended 2024-12-312025-02-12acceptance time not in the bulk data set
13F-HR 0001085146-24-005318 Quarter ended 2024-09-302024-11-04acceptance time not in the bulk data set
13F-HR 0001085146-24-003330 Quarter ended 2024-06-302024-07-30acceptance time not in the bulk data set
13F-HR 0001085146-24-002456 Quarter ended 2024-03-312024-05-14acceptance time not in the bulk data set
13F-HR 0001085146-24-000956 Quarter ended 2023-12-312024-02-09acceptance time not in the bulk data set
13F-HR 0001085146-23-004247 Quarter ended 2023-09-302023-11-13acceptance time not in the bulk data set
13F-HR 0001085146-23-003251 Quarter ended 2023-06-302023-08-11acceptance time not in the bulk data set
13F-HR 0001085146-23-001740 Quarter ended 2023-03-312023-04-18acceptance time not in the bulk data set
13F-HR 0001085146-23-000786 Quarter ended 2022-12-312023-02-08acceptance time not in the bulk data set
13F-HR 0001085146-22-003841 Quarter ended 2022-09-302022-11-09acceptance time not in the bulk data set
13F-HR 0001085146-22-002812 Quarter ended 2022-06-302022-08-05acceptance time not in the bulk data set
13F-HR 0001085146-22-002008 Quarter ended 2022-03-312022-05-12acceptance time not in the bulk data set
13F-HR 0001085146-22-000818 Quarter ended 2021-12-312022-02-11acceptance time not in the bulk data set
13F-HR 0001085146-21-003222 Quarter ended 2021-09-302021-11-15acceptance time not in the bulk data set
13F-HR 0001085146-21-002441 Quarter ended 2021-06-302021-08-13acceptance time not in the bulk data set
13F-HR 0001085146-21-001564 Quarter ended 2021-03-312021-05-12acceptance time not in the bulk data set
13F-HR 0001085146-21-000787 Quarter ended 2020-12-312021-02-16acceptance time not in the bulk data set