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.

• Check PointCHKP−$142M$150M
• MicrosoftMSFT−$68.4M$232M
• CoStarCSGP−$67.9M$339M
• NICENICE+$65.1M$73.6M
• GuidewireGWRE−$58.9M$234M

Software held

• CoStarCSGP1,140,031 shares · 17.1% of their software · price +$32.7M$339M−$67.9M
• GuidewireGWRE3,155,680 shares · 11.8% of their software · price −$11.4M$234M−$58.9M
• MicrosoftMSFT2,710,505 shares · 11.7% of their software · price +$30.0M$232M−$68.4M
• VeriskVRSK1,986,562 shares · 9.6% of their software · price +$25.4M$191M−$57.4M
• WEX Inc.WEX1,170,728 shares · 8.3% of their software · price +$34.0M$165M+$19.6M
• VeevaVEEV2,866,328 shares · 8.0% of their software · price −$3.2M$158M−$2.9M
• Check PointCHKP1,452,148 shares · 7.6% of their software · price −$15.1M$150M−$142M
• AdobeADBE737,577 shares · 6.5% of their software · price +$19.2M$129M−$34.1M
• Euronet Worldwide, Inc.EEFT1,198,180 shares · 5.1% of their software · price −$12.6M$101M+$29.9M
• NICENICE800,406 shares · 3.7% of their software · price +$8.5M$73.6MNew · +$65.1M
• IntuitINTU291,413 shares · 2.3% of their software · price +$4.6M$46.0M−$1.3M
• WixWIX726,653 shares · 2.1% of their software · price −$10.4M$41.8M−$742K
• ShopifySHOP411,630 shares · 2.1% of their software · price −$6.4M$41.6M+$16.4M
• SalesforceCRM285,554 shares · 1.5% of their software · price +$2.5M$29.2M−$3.9M
• Roper Technologies, Inc.ROP88,743 shares · 1.2% of their software · price +$1.4M$23.0M+$19.2M
• VaronisVRNS274,683 shares · 0.7% of their software · price +$1.8M$13.3M−$1.7M
• Agilysys, Inc.AGYS388,518 shares · 0.2% of their software$4.8MFlat
• Simulations PlusSLP291,485 shares · 0.2% of their software$4.7M−$723K
• SAPSAP32,691 shares · 0.2% of their software$3.7MFlat
• F5, Inc.FFIV8,849 shares · 0.1% of their software$1.2MNew · +$1.1M
• CadenceCDNS19,663 shares · 0.0% of their software$822KFlat