William Blair Investment Management

Quarters on file

Each quarter on file, back to June 2016 when the filing exists. Net bought is the share change from the previous quarter at that quarter’s close. A split that leaves the dollar value in place counts as flat.

• Q2 202629 names$3.0B−$683M
• Q1 202632 names$3.3B−$948M
• Q4 202537 names$5.4B+$1.6B
• Q3 202538 names$6.1B−$319M
• Q2 202540 names$6.4B−$442M
• Q1 202543 names$5.8B+$85.3M
• Q4 202438 names$6.4B−$220M
• Q3 202439 names$6.6B−$119M
• Q2 202442 names$6.3B+$145M
• Q1 202439 names$6.3B+$528M
• Q4 202338 names$5.3B+$150M
• Q3 202335 names$4.3B+$102M
• Q2 202333 names$4.4B−$38.9M
• Q1 202333 names$4.0B+$155M
• Q4 202231 names$3.2B+$123M
• Q3 202231 names$3.0B−$65.7M
• Q2 202231 names$3.4B+$240M
• Q1 202242 names$4.0B+$66.5M
• Q4 202135 names$4.6B+$460M
• Q3 202135 names$4.2B+$87.7M
• Q2 202135 names$4.0B+$826M
• Q1 202131 names$3.4B+$553M
• Q4 202029 names$3.2B−$76.8M
• Q3 202028 names$2.6B+$57.6M
• Q2 202028 names$2.4B+$194M
• Q1 202028 names$1.6B−$505M
• Q4 201927 names$2.4B+$30.5M
• Q3 201927 names$2.2B−$107M
• Q2 201924 names$2.4B−$335M
• Q1 201925 names$2.6B+$105M
• Q4 201823 names$1.9B−$733M
• Q3 201824 names$3.1B−$44.1M
• Q2 201826 names$2.7B+$93.1M
• Q1 201823 names$2.3B+$53.8M
• Q4 201721 names$2.0B−$298M
• Q3 201720 names$2.2B−$12.6M
• Q2 201718 names$2.1B−$177M
• Q1 201717 names$2.0B−$91.5M
• Q4 201616 names$1.9B+$159M
• Q3 201616 names$1.7B+$16.2M
• Q2 201617 names$1.7B—

What moved the book

The five software lines with the largest share change this quarter.

• MicrosoftMSFT+$162M$824M
• CoStarCSGP+$64.6M$156M
• DynatraceDT−$62.5M$223M
• IntuitINTU+$35.6M$127M
• VaronisVRNS+$33.9M$154M

Software held

• MicrosoftMSFT3,209,196 shares · 24.4% of their software · price −$165M$824M+$162M
• Euronet Worldwide, Inc.EEFT2,607,790 shares · 7.8% of their software · price −$77.1M$262M−$8.7M
• DynatraceDT5,662,129 shares · 6.6% of their software · price −$43.4M$223M−$62.5M
• NICENICE978,867 shares · 5.6% of their software · price −$26.0M$188M−$6.1M
• SalesforceCRM1,125,226 shares · 5.5% of their software · price −$53.2M$186M+$4.4M
• GuidewireGWRE2,316,108 shares · 4.9% of their software · price −$54.7M$164M+$13.3M
• Alarm.com Holdings, Inc.ALRM2,551,580 shares · 4.7% of their software · price −$11.7M$158M−$4.4M
• CoStarCSGP2,582,463 shares · 4.6% of their software · price −$16.0M$156M+$64.6M
• AdobeADBE422,464 shares · 4.6% of their software · price −$37.8M$155M+$27.0M
• VaronisVRNS5,236,962 shares · 4.6% of their software · price −$95.4M$154M+$33.9M
• IntuitINTU330,686 shares · 3.8% of their software · price −$31.5M$127M+$35.6M
• CertaraCERT5,375,154 shares · 3.4% of their software$115M−$3.5M
• PagerDutyPD4,332,503 shares · 3.2% of their software · price −$40.8M$107M+$5.0M
• DLocal LimitedDLO2,686,894 shares · 2.1% of their software · price −$13.5M$70.5M+$1.8M
• WorkivaWK959,355 shares · 1.9% of their software · price −$49.9M$63.3M−$2.1M
• SynopsysSNPS191,937 shares · 1.7% of their software · price −$5.7M$58.3M−$3.7M
• VeevaVEEV273,161 shares · 1.6% of their software · price −$3.9M$54.1M+$32.4M
• WorkdayWDAY315,737 shares · 1.3% of their software · price −$31.5M$44.1M−$4.6M
• NetScout Systems, Inc.NTCT1,290,786 shares · 1.3% of their software · price +$2.3M$43.7M−$1.3M
• ProgressPRGS927,527 shares · 1.2% of their software · price −$1.7M$42.0M−$1.3M
• Roper Technologies, Inc.ROP101,631 shares · 1.2% of their software · price −$7.9M$40.1M−$3.0M
• AutodeskADSK225,066 shares · 1.1% of their software · price −$9.5M$38.7M−$2.8M
• UnityU992,387 shares · 1.1% of their software · price −$61.9M$36.5M+$22.1M
• PDF Solutions, Inc.PDFS793,363 shares · 0.5% of their software · price −$5.0M$17.1MFlat
• Cognyte Software Ltd.CGNT3,139,868 shares · 0.4% of their software · price −$22.2M$13.3M−$907K
• VertexVERX1,167,106 shares · 0.4% of their software · price −$4.7M$13.2M+$4.5M
• CadenceCDNS41,890 shares · 0.2% of their software · price −$604K$6.3MFlat
• Palo Alto NetworksPANW11,465 shares · 0.2% of their software · price −$1.5M$5.7M−$1.8M
• MongoDBMDB18,692 shares · 0.1% of their software · price −$3.4M$4.9MFlat
• Check PointCHKP2,351 shares · 0.0% of their software$286K−$1.8M
• F5, Inc.FFIV1,369 shares · 0.0% of their software$210KFlat