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.

• WEX Inc.WEX+$104M$112M
• MicrosoftMSFT−$44.8M$270M
• VeriskVRSK−$27.8M$223M
• GuidewireGWRE−$25.8M$305M
• AdobeADBE−$24.5M$144M

Software held

• CoStarCSGP1,393,304 shares · 17.1% of their software · price +$6.5M$374M−$15.4M
• Check PointCHKP2,698,562 shares · 14.1% of their software · price +$13.3M$308M+$4.5M
• GuidewireGWRE3,911,540 shares · 14.0% of their software · price +$35.8M$305M−$25.8M
• MicrosoftMSFT3,629,113 shares · 12.4% of their software · price +$20.2M$270M−$44.8M
• VeriskVRSK2,676,421 shares · 10.2% of their software · price −$3.2M$223M−$27.8M
• VeevaVEEV2,917,890 shares · 7.6% of their software · price −$14.3M$165M−$6.2M
• AdobeADBE965,941 shares · 6.6% of their software · price +$7.5M$144M−$24.5M
• WEX Inc.WEX996,030 shares · 5.1% of their software · price +$7.9M$112MNew · +$104M
• Euronet Worldwide, Inc.EEFT882,784 shares · 3.8% of their software · price +$6.6M$83.7MFlat
• WixWIX736,985 shares · 2.4% of their software · price +$1.7M$53.0M+$10.0M
• IntuitINTU300,751 shares · 2.0% of their software · price +$2.8M$42.7M−$14.2M
• ShopifySHOP271,045 shares · 1.4% of their software · price +$8.0M$31.6MNew · +$23.6M
• SalesforceCRM327,220 shares · 1.4% of their software · price +$2.2M$30.6MFlat
• VaronisVRNS315,259 shares · 0.6% of their software · price +$1.5M$13.2M+$500K
• Q2QTWO224,881 shares · 0.4% of their software · price +$1.1M$9.4MFlat
• Simulations PlusSLP338,106 shares · 0.2% of their software · price +$1.1M$5.2MFlat
• Agilysys, Inc.AGYS374,514 shares · 0.2% of their software · price +$685K$4.5MNew · +$3.8M
• SAPSAP32,619 shares · 0.2% of their software$3.6MFlat
• Roper Technologies, Inc.ROP9,866 shares · 0.1% of their software$2.4MFlat
• CadenceCDNS21,175 shares · 0.0% of their software$836KFlat