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CIK: 0001644956
Total reported value
$33.3B
$33.3B
417 檔
23.1%
In Q2 2025, William Blair Investment Management, LLC's U.S. equity holdings reached a combined market value of $33.3B, distributed across 417 disclosed stock positions.
William Blair Investment Management, LLC executed strategic sector rebalancing during Q2 2025, establishing 32 new positions while fully exiting 19 holdings and trimming 94 positions.
Showing top 200 holdings (of 417 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | MSFT | Microsoft CORP | Stock-Tech | 5.26% | -1.24% | -3.52% | |
| 2 | NVDA | Nvidia CORP | Stock-Tech | 5.15% | +0.02% | +0.61% | |
| 3 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 3.98% | +0.93% | -10.04% | |
| 4 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 3.14% | -0.76% | -11.73% | |
| 5 | AAPL | Apple Inc | Stock-Tech | 2.86% | -1.20% | +0.28% | |
| 6 | META | Meta Platforms Inc-class A | Stock-Comm Services | 2.80% | -0.31% | -9.10% | |
| 7 | AVGO | Broadcom Inc | Stock-Tech | 2.16% | +0.09% | -3.89% | |
| 8 | MA | Mastercard Inc - A | Stock-Financials | 1.82% | -0.33% | +0.41% | |
| 9 | MELI | Mercadolibre Inc | Stock-Consumer Disc | 1.66% | -0.43% | -6.64% | |
| 10 | SE | Sea Ltd-adr | Stock-Comm Services | 1.52% | — | -2.44% | |
| 11 | CG | Carlyle Group Inc/the | Stock-Financials | 1.36% | -0.26% | -18.26% | |
| 12 | TRU | Transunion | Stock-Financials | 1.11% | -0.09% | +41.71% | |
| 13 | INTU | Intuit Inc | Stock-Tech | 1.08% | -0.66% | -10.16% | |
| 14 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 0.99% | -0.44% | +6.48% | |
| 15 | IDXX | Idexx Laboratories Inc | Stock-Healthcare | 0.98% | -0.18% | +7.53% | |
| 16 | NOW | Servicenow Inc | Stock-Tech | 0.96% | -0.36% | -4.44% | |
| 17 | CMG | Chipotle Mexican Grill Inc | Stock-Consumer Disc | 0.94% | -0.08% | -7.73% | |
| 18 | TLN | Talen Energy CORP | Stock-Utilities | 0.85% | +0.02% | -1.01% | |
| 19 | DOCS | Doximity Inc-class A | Stock-Healthcare | 0.85% | -0.37% | EXIT | |
| 20 | ORLY | O'reilly Automotive Inc | Stock-Consumer Disc | 0.85% | -0.16% | +1269.25% | |
| 21 | PRMB | Primo Brands CORP | Stock-Consumer Staples | 0.83% | +0.03% | -7.01% | |
| 22 | DDOG | Datadog Inc - Class A | Stock-Tech | 0.77% | — | +21.58% | |
| 23 | CCJ | Cameco CORP | Stock-Energy | 0.76% | -0.03% | +15.07% | |
| 24 | SPOT | Spotify Technology S.A. | Stock-Comm Services | 0.76% | -0.17% | EXIT | |
| 25 | P | Everpure Inc-a | Stock-Tech | 0.75% | +0.26% | +112.86% | |
| 26 | LIN | Linde plc | Stock-Materials | 0.75% | -0.25% | -12.56% | |
| 27 | A | Agilent Technologies Inc | Stock-Healthcare | 0.69% | -0.17% | +19.68% | |
| 28 | UBER | Uber Technologies Inc | Stock-Industrials | 0.68% | — | -5.56% | |
| 29 | MRCY | Mercury Systems Inc | Stock-Industrials | 0.67% | +0.06% | -12.59% | |
| 30 | LYV | Live Nation Entertainment In | Stock-Comm Services | 0.65% | — | -8.22% | |
| 31 | 8QR | Confluent Inc-class A | Stock-Other | 0.64% | — | +3.84% | |
| 32 | EG | Everest Group, Ltd. | Stock-Financials | 0.62% | -0.03% | -2.36% | |
| 33 | BWIN | Baldwin Insurance Group Inc/ | Stock-Other | 0.61% | +0.05% | -2.87% | |
| 34 | DT | Dynatrace Inc | Stock-Tech | 0.61% | +0.12% | -17.75% | |
| 35 | NVT | nVent Electric plc | Stock-Industrials | 0.61% | +0.12% | +29.51% | |
| 36 | CIEN | Ciena CORP | Stock-Tech | 0.58% | -0.31% | +35.05% | |
| 37 | BWXT | Bwx Technologies Inc | Stock-Industrials | 0.58% | -0.11% | +523.24% | |
| 38 | SN | SharkNinja, Inc. | Stock-Consumer Disc | 0.58% | +0.07% | -4.59% | |
| 39 | WAY | Waystar Holding CORP | Stock-Other | 0.57% | — | +23.94% | |
| 40 | UNH | Unitedhealth Group Inc | Stock-Healthcare | 0.57% | +0.05% | +9.46% | |
| 41 | TYL | Tyler Technologies Inc | Stock-Tech | 0.56% | -0.24% | EXIT | |
| 42 | CPRT | Copart Inc | Stock-Industrials | 0.56% | -0.21% | -36.58% | |
| 43 | RACE | Ferrari N.V. | Stock-Consumer Disc | 0.56% | -0.03% | -28.57% | |
| 44 | CWST | Casella Waste Systems Inc-a | Stock-Industrials | 0.55% | -0.25% | -18.78% | |
| 45 | CRM | Salesforce Inc | Stock-Tech | 0.55% | -0.01% | -29.98% | |
| 46 | ITUB | Itau Unibanco H-spon Prf Adr | Stock-Financials | 0.53% | -0.19% | +51.89% | |
| 47 | MNST | Monster Beverage CORP | Stock-Consumer Staples | 0.52% | +0.03% | +42.93% | |
| 48 | CWAN | Clearwater Analytics Holdings, Inc. | Stock-Tech | 0.51% | — | -0.30% | |
| 49 | FLUT | Flutter Entertainment plc | Stock-Consumer Disc | 0.51% | — | -17.31% | |
| 50 | PLNT | Planet Fitness Inc - Cl A | Stock-Consumer Disc | 0.50% | -0.36% | EXIT |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | NVDA | Nvidia CORP | +1.4% | +0.61% | Add |
| 2 | MSFT | Microsoft CORP | +0.9% | -3.52% | Trim |
| 3 | AVGO | Broadcom Inc | +0.7% | -3.89% | Trim |
| 4 | TSM | Taiwan Semiconductor-sp Adr | +0.6% | -10.04% | Trim |
| 5 | BWXT | Bwx Technologies Inc | +0.5% | +523.24% | Add |
| 6 | ORCL | Oracle CORP | +0.5% | NEW | New buy |
| 7 | P | Everpure Inc-a | +0.5% | +112.86% | Add |
| 8 | CART | Maplebear Inc | +0.4% | NEW | New buy |
| 9 | CCJ | Cameco CORP | +0.4% | +15.07% | Add |
| 10 | CRS | Carpenter Technology | +0.4% | NEW | New buy |
| 11 | TRU | Transunion | +0.3% | +41.71% | Add |
| 12 | BRBR | Bellring Brands Inc | +0.3% | NEW | New buy |
| 13 | EVR | Evercore Inc - A | +0.3% | NEW | New buy |
| 14 | DDOG | Datadog Inc - Class A | +0.3% | +21.58% | Add |
| 15 | META | Meta Platforms Inc-class A | +0.3% | -9.10% | Trim |
| 16 | MELI | Mercadolibre Inc | +0.3% | -6.64% | Trim |
| 17 | NVT | nVent Electric plc | +0.3% | +29.51% | Add |
| 18 | CLH | Clean Harbors Inc | +0.3% | NEW | New buy |
| 19 | CIEN | Ciena CORP | +0.2% | +35.05% | Add |
| 20 | ONTO | Onto Innovation Inc | +0.2% | +650.38% | Add |
| 21 | IDXX | Idexx Laboratories Inc | +0.2% | +7.53% | Add |
| 22 | TLN | Talen Energy CORP | +0.2% | -1.01% | Trim |
| 23 | ITUB | Itau Unibanco H-spon Prf Adr | +0.2% | +51.89% | Add |
| 24 | EYE | National Vision Holdings Inc | +0.2% | NEW | New buy |
| 25 | AMD | Advanced Micro Devices | +0.2% | +986.03% | Add |
| 26 | FHN | First Horizon CORP | +0.2% | NEW | New buy |
| 27 | APPF | Appfolio Inc - A | +0.2% | +73.55% | Add |
| 28 | RS | Reliance Inc | +0.2% | NEW | New buy |
| 29 | PSN | Parsons CORP | +0.2% | +72.46% | Add |
| 30 | SE | Sea Ltd-adr | +0.2% | -2.44% | Trim |
| 31 | WCN | Waste Connections Inc | +0.2% | NEW | New buy |
| 32 | MNST | Monster Beverage CORP | +0.2% | +42.93% | Add |
| 33 | GOGO | Gogo Inc | +0.2% | +124.77% | Add |
| 34 | AGYS | Agilysys Inc | +0.2% | NEW | New buy |
| 35 | NOW | Servicenow Inc | +0.1% | -4.44% | Trim |
| 36 | WAY | Waystar Holding CORP | +0.1% | +23.94% | Add |
| 37 | SMPL | Simply Good Foods Co/the | +0.1% | NEW | New buy |
| 38 | KO | The Coca-Cola Company | +0.1% | NEW | New buy |
| 39 | GRAB | Grab Holdings Limited | +0.1% | +69.98% | Add |
| 40 | DOCS | Doximity Inc-class A | +0.1% | +13.85% | Add |
| 41 | SPOT | Spotify Technology S.A. | +0.1% | -13.62% | Trim |
| 42 | WGS | Genedx Holdings CORP | +0.1% | +37.21% | Add |
| 43 | GKOS | Glaukos CORP | +0.1% | +52.44% | Add |
| 44 | COHR | Coherent CORP | +0.1% | NEW | New buy |
| 45 | INTU | Intuit Inc | +0.1% | -10.16% | Trim |
| 46 | EXP | Eagle Materials Inc | +0.1% | +57.18% | Add |
| 47 | LITE | Lumentum Holdings Inc | +0.1% | NEW | New buy |
| 48 | KEX | Kirby CORP | +0.1% | NEW | New buy |
| 49 | ULS | Ul Solutions Inc - Class A | +0.1% | NEW | New buy |
| 50 | A | Agilent Technologies Inc | +0.1% | +19.68% | Add |
According to official SEC Form 13F filings, William Blair Investment Management, LLC reported a total U.S. public equity portfolio value of $33.3B across 417 disclosed positions in Q2 2025.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
In terms of portfolio concentration, the top 5 core holdings (including MSFT, NVDA, TSM) accounted for 23.1% of total reported equity market value during Q2 2025.
Top New Position Initiated
ORCL
市值: $188.3M
Top Position Liquidated / Trimmed
AZEK
前期市值: $123.1M
During Q2 2025, William Blair Investment Management, LLC's top holdings by market value included MSFT (5.3%)、NVDA (5.2%)、TSM (4.0%). The largest single position, MSFT, represented 5.3% of total portfolio value.
In Q2 2025, William Blair Investment Management, LLC made 200 total portfolio adjustments, initiating 32 new buys, adding to 55 positions, trimming 94 holdings, and fully liquidating 19 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
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Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
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