Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 13F Holdings -- Portfolio & Top Positions (2026-06-30)

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC (CIK 1644956) reported $33.25B across 403 reported positions in its SEC 13F filing for 2026-06-30. Largest positions: TSM ($2.36B, 7.09%), NVDA ($1.72B, 5.17%), GOOGL ($1.14B, 3.43%), AAPL ($943.3M, 2.84%), AVGO ($776.7M, 2.34%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1TSMTAIWAN SEMICONDUCTOR MANUFAC$2.36B7.09%4.9MTrimmed
2NVDANVIDIA CORPORATION$1.72B5.17%8.6MTrimmed
3GOOGLALPHABET INC$1.14B3.43%3.2MAdded
4AAPLAPPLE INC$943.3M2.84%3.3MTrimmed
5AVGOBROADCOM INC$776.7M2.34%2.1MTrimmed
6MSFTMICROSOFT CORP$764.2M2.30%2.0MTrimmed
7METAMETA PLATFORMS INC$535.2M1.61%950,115Trimmed
8AMZNAMAZON COM INC$473.6M1.42%2.0MTrimmed
9MAMASTERCARD INCORPORATED$471.5M1.42%918,005Trimmed
10AMDADVANCED MICRO DEVICES INC$443.5M1.33%763,517Trimmed
11AMATAPPLIED MATLS INC$360.0M1.08%497,946Added
12GEGE AEROSPACE$295.5M0.89%790,801New
13AZNASTRAZENECA PLC$283.2M0.85%1.5MTrimmed
14PRMBPRIMO BRANDS CORPORATION$279.3M0.84%11.4MTrimmed
15PEVERPURE INC$272.2M0.82%3.5MAdded
16APHAMPHENOL CORP$270.7M0.81%1.5MAdded
17LINLINDE PLC$262.0M0.79%504,953Trimmed
18BWABORGWARNER INC$251.3M0.76%3.8MAdded
19ONTOONTO INNOVATION INC$251.8M0.76%665,377Trimmed
20CGCARLYLE GROUP INC$249.1M0.75%5.9MTrimmed
21ARGXARGENX SE$245.5M0.74%264,617Trimmed
22BAPCREDICORP LTD$243.5M0.73%625,144Added
23MLIMUELLER INDS INC$244.2M0.73%2.0MTrimmed
24MNSTMONSTER BEVERAGE CORP NEW$244.0M0.73%2.5MTrimmed
25FFIVF5 INC$243.9M0.73%586,271Trimmed

Source: SEC Form 13F filings · as of 2026-06-30