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Dundas Partners LLP

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13F filer, CIK 1742418, EDINBURGH, United Kingdom

Dundas Partners LLP reported $1,416,446,393 across 50 holdings for the quarter ended 2025-09-30, in a 13F-HR filed 2025-11-13. Its ten largest share positions make up 50.48% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001742418-25-000009

Period
2025-09-30
Reported value
$1.42B
Holdings
50
Top 10 weight
50.48%
New
7
Sold out
7

Largest buys vs the previous quarter

SecurityShares changeApprox. value
ADPadded+150,900$44.3M
AMATadded+165,912$34M
CRMnew+85,152$20.2M
ZTSadded+112,929$16.5M
HDBadded+420,727$14.4M

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
AITreduced-264,102-$68.9M
GWWreduced-52,469-$50M
MRSHexited-187,494-$41M
FDSexited-72,174-$32.3M
HDexited-70,543-$25.9M

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, Q3 2025

Share positions as resolved from 13F-HR 0001742418-25-000009, largest first. % of portfolio is the value over $1,416,446,393, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 180,361 shares; 2024Q4: 186,468 shares; 2025Q1: 186,468 shares; 2025Q2: 186,468 shares; 2025Q3: 186,468 shares 186,468$96.6M6.82%0Timeline
WRBBERKLEY W R CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,123,310 shares; 2024Q4: 1,123,310 shares; 2025Q1: 1,123,310 shares; 2025Q2: 1,123,310 shares; 2025Q3: 1,181,601 shares 1,181,601$90.5M6.39%+58,291Timeline
TSMTAIWAN SEMICONDUCTOR MANUFACQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 303,564 shares; 2024Q4: 289,171 shares; 2025Q1: 289,171 shares; 2025Q2: 282,445 shares; 2025Q3: 282,445 shares 282,445$78.9M5.57%0Timeline
APHAMPHENOL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 617,382 shares; 2024Q4: 617,382 shares; 2025Q1: 617,382 shares; 2025Q2: 617,382 shares; 2025Q3: 606,161 shares 606,161$75M5.3%-11,221Timeline
GOOGALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 273,525 shares; 2024Q4: 301,749 shares; 2025Q1: 301,749 shares; 2025Q2: 301,749 shares; 2025Q3: 301,749 shares 301,749$73.5M5.19%0Timeline
AXPAMERICAN EXPRESS COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 174,436 shares; 2024Q4: 174,436 shares; 2025Q1: 174,436 shares; 2025Q2: 174,436 shares; 2025Q3: 189,180 shares 189,180$62.8M4.44%+14,744Timeline
VVISA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 160,525 shares; 2024Q4: 175,029 shares; 2025Q1: 175,029 shares; 2025Q2: 175,029 shares; 2025Q3: 181,492 shares 181,492$62M4.37%+6,463Timeline
BROBROWN & BROWN INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 479,205 shares; 2024Q4: 503,111 shares; 2025Q1: 503,111 shares; 2025Q2: 503,111 shares; 2025Q3: 633,541 shares 633,541$59.4M4.19%+130,430Timeline
ABTABBOTT LABORATORIESQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 345,049 shares; 2024Q4: 345,049 shares; 2025Q1: 345,049 shares; 2025Q2: 371,715 shares; 2025Q3: 442,954 shares 442,954$59.3M4.19%+71,239Timeline
AMATAPPLIED MATLS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 266,212 shares; 2024Q4: 266,212 shares; 2025Q1: 266,212 shares; 2025Q2: 112,482 shares; 2025Q3: 278,394 shares 278,394$57M4.02%+165,912Timeline
ADIANALOG DEVICES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 197,970 shares; 2024Q4: 197,970 shares; 2025Q1: 197,970 shares; 2025Q2: 197,970 shares; 2025Q3: 206,749 shares 206,749$50.8M3.59%+8,779Timeline
RMDRESMED INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 140,562 shares; 2024Q4: 140,562 shares; 2025Q1: 152,184 shares; 2025Q2: 152,184 shares; 2025Q3: 175,117 shares 175,117$47.9M3.38%+22,933Timeline
NDAQNASDAQ INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 500,759 shares; 2024Q4: 500,759 shares; 2025Q1: 500,759 shares; 2025Q2: 500,759 shares; 2025Q3: 530,283 shares 530,283$46.9M3.31%+29,524Timeline
TMOTHERMO FISHER SCIENTIFIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 70,238 shares; 2024Q4: 70,238 shares; 2025Q1: 75,152 shares; 2025Q2: 93,193 shares; 2025Q3: 95,231 shares 95,231$46.2M3.26%+2,038Timeline
BKNGBOOKING HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 7,270 shares; 2024Q4: 7,270 shares; 2025Q1: 7,270 shares; 2025Q2: 7,270 shares; 2025Q3: 8,458 shares 8,458$45.7M3.22%+1,188Timeline
ZTSZOETIS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 182,113 shares; 2024Q4: 182,113 shares; 2025Q1: 197,747 shares; 2025Q2: 197,747 shares; 2025Q3: 310,676 shares 310,676$45.5M3.21%+112,929Timeline
ADPAUTOMATIC DATA PROCESSING INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 112,482 shares; 2024Q4: 112,482 shares; 2025Q1: 112,482 shares; 2025Q2: 773 shares; 2025Q3: 151,673 shares 151,673$44.5M3.14%+150,900Timeline
ROSTROSS STORES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 274,017 shares; 2024Q4: 274,017 shares; 2025Q1: 279,145 shares; 2025Q2: 279,145 shares; 2025Q3: 270,309 shares 270,309$41.2M2.91%-8,836Timeline
SYKSTRYKER CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 90,522 shares; 2024Q4: 90,522 shares; 2025Q1: 90,522 shares; 2025Q2: 90,522 shares; 2025Q3: 98,694 shares 98,694$36.5M2.58%+8,172Timeline
ACNACCENTURE PLC IRELANDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 126,597 shares; 2024Q4: 126,597 shares; 2025Q1: 126,597 shares; 2025Q2: 126,597 shares; 2025Q3: 145,882 shares 145,882$36M2.54%+19,285Timeline
EFXEQUIFAX INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 132,615 shares; 2024Q4: 132,615 shares; 2025Q1: 132,615 shares; 2025Q2: 132,615 shares; 2025Q3: 132,615 shares 132,615$34M2.4%0Timeline
AMEAMETEK INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 133,770 shares; 2024Q4: 142,812 shares; 2025Q1: 142,812 shares; 2025Q2: 172,472 shares; 2025Q3: 172,472 shares 172,472$32.4M2.29%0Timeline
INTUINTUITQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 36,888 shares; 2025Q2: 36,888 shares; 2025Q3: 43,762 shares 43,762$29.9M2.11%+6,874Timeline
HDBHDFC BANK LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 406,972 shares; 2024Q4: 385,984 shares; 2025Q1: 393,556 shares; 2025Q2: 443,405 shares; 2025Q3: 864,132 shares 864,132$29.5M2.08%+420,727Timeline
ALCALCON AGQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 425,938 shares; 2024Q4: 403,994 shares; 2025Q1: 406,475 shares; 2025Q2: 391,786 shares; 2025Q3: 391,786 shares 391,786$29.2M2.06%0Timeline
MAMASTERCARD INCORPORATEDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 44,459 shares; 2024Q4: 44,459 shares; 2025Q1: 44,459 shares; 2025Q2: 44,459 shares; 2025Q3: 44,459 shares 44,459$25.3M1.79%0Timeline
MSCIMSCI INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 37,782 shares; 2025Q2: 37,782 shares; 2025Q3: 37,782 shares 37,782$21.4M1.51%0Timeline
GWWWW GRAINGER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 73,650 shares; 2024Q4: 73,650 shares; 2025Q1: 73,650 shares; 2025Q2: 73,650 shares; 2025Q3: 21,181 shares 21,181$20.2M1.43%-52,469Timeline
CRMSALESFORCE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 85,152 shares 85,152$20.2M1.42%newTimeline
RBARB GLOBAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 111,688 shares; 2024Q4: 91,989 shares; 2025Q1: 91,989 shares; 2025Q2: 95,184 shares; 2025Q3: 93,605 shares 93,605$10.1M0.72%-1,579Timeline
RYANRYAN SPECIALTY HOLDINGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 8,225 shares; 2024Q4: 10,254 shares; 2025Q1: 10,897 shares; 2025Q2: 10,200 shares; 2025Q3: 11,723 shares 11,723$661K0.05%+1,523Timeline
WTSWATTS WATER TECHNOLOGIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,201 shares; 2024Q4: 2,567 shares; 2025Q1: 2,567 shares; 2025Q2: 2,270 shares; 2025Q3: 2,270 shares 2,270$634K0.04%0Timeline
PAYCPAYCOM SOFTWARE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: 2,456 shares; 2025Q2: 2,583 shares; 2025Q3: 2,819 shares 2,819$587K0.04%+236Timeline
INTERDIGITAL INCINTERDIGITAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,600 shares; 2024Q4: 1,715 shares; 2025Q1: 1,715 shares; 2025Q2: 1,654 shares; 2025Q3: 1,654 shares 1,654$571K0.04%0
TECHBIO-TECHNE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 9,936 shares 9,936$553K0.04%newTimeline
AITAPPLIED INDL TECHNOLOGIES INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,733 shares; 2024Q4: 2,039 shares; 2025Q1: 2,039 shares; 2025Q2: 266,212 shares; 2025Q3: 2,110 shares 2,110$551K0.04%-264,102Timeline
JKHYHENRY JACK & ASSOC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 2,900 shares; 2025Q3: 3,591 shares 3,591$535K0.04%+691Timeline
ESABESAB CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,454 shares; 2024Q4: 4,132 shares; 2025Q1: 4,132 shares; 2025Q2: 3,884 shares; 2025Q3: 4,224 shares 4,224$472K0.03%+340Timeline
MKTXMARKETAXESS HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,093 shares; 2024Q4: 2,364 shares; 2025Q1: 2,567 shares; 2025Q2: 2,239 shares; 2025Q3: 2,239 shares 2,239$390K0.03%0Timeline
SFSTIFEL FINL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 3,354 shares 3,354$381K0.03%newTimeline
HLNEHAMILTON LANE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,574 shares 2,574$347K0.02%newTimeline
TRUTRANSUNIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 5,538 shares; 2024Q4: 6,558 shares; 2025Q1: 7,017 shares; 2025Q2: 3,452 shares; 2025Q3: 4,122 shares 4,122$345K0.02%+670Timeline
NVTNVENT ELEC PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 3,281 shares 3,281$324K0.02%newTimeline
CRCRANE COMPANYQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 1,736 shares 1,736$320K0.02%newTimeline
RLIRLI CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 4,800 shares; 2025Q3: 4,800 shares 4,800$313K0.02%0Timeline
EVREVERCORE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 917 shares 917$309K0.02%newTimeline
LFUSLITTELFUSE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,531 shares; 2024Q4: 1,251 shares; 2025Q1: 1,049 shares; 2025Q2: 724 shares; 2025Q3: 913 shares 913$236K0.02%+189Timeline
LMATLEMAITRE VASCULAR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 2,660 shares; 2025Q3: 2,660 shares 2,660$233K0.02%0Timeline
GGGGRACO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 6,167 shares; 2024Q4: 7,208 shares; 2025Q1: 7,208 shares; 2025Q2: 1,842 shares; 2025Q3: 1,842 shares 1,842$156K0.01%0Timeline
BMIBADGER METER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,389 shares; 2024Q4: 1,589 shares; 2025Q1: 1,589 shares; 2025Q2: 8,444 shares; 2025Q3: 773 shares 773$138K0.01%-7,671Timeline

Sold out in Q3 2025

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

SecurityShares beforeValue beforeType
MRSHMARSH & MCLENNAN COS INC187,494$41Mshares
FDSFACTSET RESH SYS INC72,174$32.3Mshares
HDHOME DEPOT INC70,543$25.9Mshares
COSTCOSTCO WHOLESALE CORPORATION23,963$23.7Mshares
AAPLAPPLE INC1,912$444Kshares
MORNMORNINGSTAR INC895$281Kshares
SIGISELECTIVE INS GROUP INC2,734$237Kshares

How Q3 2025 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 0001742418-25-000009 base2025-11-13acceptance time not in the bulk data set