0001085146-24-000956.txt : 20240209 0001085146-24-000956.hdr.sgml : 20240209 20240209122844 ACCESSION NUMBER: 0001085146-24-000956 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20231231 FILED AS OF DATE: 20240209 DATE AS OF CHANGE: 20240209 EFFECTIVENESS DATE: 20240209 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Montanaro Asset Management Ltd CENTRAL INDEX KEY: 0001831133 ORGANIZATION NAME: IRS NUMBER: 000000000 STATE OF INCORPORATION: X0 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-20840 FILM NUMBER: 24613513 BUSINESS ADDRESS: STREET 1: MONTANARO ASSET MANAGEMENT LTD STREET 2: 53 THREADNEEDLE STREET CITY: LONDON STATE: X0 ZIP: EC2R 8AR BUSINESS PHONE: 0207 448 8600 MAIL ADDRESS: STREET 1: MONTANARO ASSET MANAGEMENT LTD STREET 2: 53 THREADNEEDLE STREET CITY: LONDON STATE: X0 ZIP: EC2R 8AR 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE false false false 0001831133 XXXXXXXX 12-31-2023 12-31-2023 false Montanaro Asset Management Ltd

MONTANARO ASSET MANAGEMENT LTD 53 THREADNEEDLE STREET LONDON X0 EC2R 8AR

13F HOLDINGS REPORT 028-20840 N Cedric Durant Des Aulnois 44-0787-2045245 /s/Cedric Durant Des Aulnois LONDON X0 02-07-2024 0 43 531599008 false INFORMATION TABLE 2 infotable.xml INFORMATION TABLE ADVANCED DRAIN SYS INC DEL COM 00790R104 BBG001SH4LQ0 13149840 93500 SH SOLE 93500 0 0 ALARM COM HLDGS INC COM 011642105 BBG007GNPYZ6 13311720 206000 SH SOLE 136000 0 70000 AMBARELLA INC SHS G037AX101 BBG001V1SN18 134838 2200 SH SOLE 2200 0 0 AMERICAN WTR WKS CO INC NEW COM 030420103 BBG001SPHYW3 20029483 151750 SH SOLE 151750 0 0 ANSYS INC COM 03662Q105 BBG001S926L8 25900560 71375 SH SOLE 71375 0 0 AXON ENTERPRISE INC COM 05464C101 BBG001SB2HG5 8046980 31150 SH SOLE 1150 0 30000 BADGER METER INC COM 056525108 BBG001S5P8Q2 10651530 69000 SH SOLE 69000 0 0 BALCHEM CORP COM 057665200 BBG001S5P2R4 22461250 151000 SH SOLE 106000 0 45000 BENTLEY SYS INC COM CL B 08265T208 BBG001SBWGV7 16012738 306875 SH SOLE 266875 0 40000 BIO-TECHNE CORP COM 09073M104 BBG001S66C28 28186548 365300 SH SOLE 280300 0 85000 BRUKER CORP COM 116794108 BBG001SF69P0 34190244 465300 SH SOLE 315300 0 150000 COGNEX CORP COM 192422103 BBG001S5TC16 13210710 316500 SH SOLE 256500 0 60000 CSW INDUSTRIALS INC COM 126402106 BBG007NLG4M2 9333450 45000 SH SOLE 0 0 45000 ENERGY RECOVERY INC COM 29270J100 BBG001T28M86 12509760 664000 SH SOLE 514000 0 150000 ENTEGRIS INC COM 29362U104 BBG001SF9YL6 14018940 117000 SH SOLE 117000 0 0 EXPONENT INC COM 30214U102 BBG001S9CG99 15451020 175500 SH SOLE 90500 0 85000 FABRINET SHS G3323L100 BBG001SP57F4 7613200 40000 SH SOLE 0 0 40000 FORMFACTOR INC COM 346375108 BBG001SFT2R8 5401445 129500 SH SOLE 4500 0 125000 FOX FACTORY HLDG CORP COM 35138V102 BBG004T7VS71 3711400 55000 SH SOLE 0 0 55000 HOULIHAN LOKEY INC CL A 441593100 BBG001SFVN99 17356973 144750 SH SOLE 34750 0 110000 ICON PLC SHS G4705A100 BBG001SDCL35 32892734 116200 SH SOLE 81200 0 35000 IDEX CORP COM 45167R104 BBG001S67N14 11506830 53000 SH SOLE 53000 0 0 INMODE LTD SHS M5425M103 BBG00PPS74F3 2340760 105250 SH SOLE 5250 0 100000 MASIMO CORP COM 574795100 BBG001S71GQ6 12219143 104250 SH SOLE 104250 0 0 MAXCYTE INC COM 57777K106 BBG00CFTQNG7 130218 29000 SH SOLE 29000 0 0 MSCI INC COM 55354G100 BBG001SV8B05 17464444 30875 SH SOLE 30875 0 0 NATIONAL RESH CORP COM NEW 637372202 BBG004K1F9R1 2654476 67100 SH SOLE 0 0 67100 NOVA LTD COM M7516K103 BBG001SD4C89 24936285 181500 SH SOLE 126500 0 55000 PAYCOM SOFTWARE INC COM 70432V102 BBG0064N1009 2439296 11800 SH SOLE 11800 0 0 PAYLOCITY HLDG CORP COM 70438V106 BBG006598YZ0 5769750 35000 SH SOLE 0 0 35000 POWER INTEGRATIONS INC COM 739276103 BBG001S73RW3 14595053 177750 SH SOLE 137750 0 40000 ROLLINS INC COM 775711104 BBG001S5VRG4 8799505 201500 SH SOLE 101500 0 100000 SHOCKWAVE MED INC COM 82489T104 BBG005XVXMM4 161976 850 SH SOLE 850 0 0 SITIME CORP COM 82982T106 BBG00QNSY276 8246504 67550 SH SOLE 2550 0 65000 SOLAREDGE TECHNOLOGIES INC COM 83417M104 BBG0084BC0P2 10827180 115675 SH SOLE 95675 0 20000 TECHTARGET INC COM 87874R100 BBG001S9R748 2091600 60000 SH SOLE 0 0 60000 TRANSMEDICS GROUP INC COM 89377M109 BBG00NZ6J701 564350 7150 SH SOLE 7150 0 0 TREX CO INC COM 89531P105 BBG001SB6TV8 27527675 332500 SH SOLE 182500 0 150000 TYLER TECHNOLOGIES INC COM 902252105 BBG001S5WZB0 27052364 64700 SH SOLE 39700 0 25000 UNITY SOFTWARE INC COM 91332U101 BBG0056JW5H5 122670 3000 SH SOLE 3000 0 0 VEEVA SYS INC CL A COM 922475108 BBG001TX0CB4 15314966 79550 SH SOLE 79550 0 0 XYLEM INC COM 98419M100 BBG001V05C73 13037040 114000 SH SOLE 114000 0 0 ZSCALER INC COM 98980G102 BBG003338H61 221560 1000 SH SOLE 1000 0 0