WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Institutional investor · Portfolio as of Q4 2020
Top Holdings356 positions
Stock | Shares | Value | Weight | Avg Buy | Est. P&L | Held | Conviction |
|---|---|---|---|---|---|---|---|
TAIWAN SEMICONDUCTOR SPONSORED ADR /1 ADR REPS 5 ORD SHS/ | 12.2M | $1.3B | 4.4% | $32.36 | +209.48% | 9 qtrssince 2018-Q4 | Decreased 0 |
STATE STREET SPDR S&P 500 ETF TRUST CL USD INC | 1.7M | $638.2M | 2.1% | $231.03 | +50.30% | 9 qtrssince 2018-Q4 | Decreased 0 |
MERCADOLIBRE INC | 344,891 | $577.8M | 1.9% | $747.51 | +129.15% | 7 qtrssince 2019-Q2 | Increased 49 |
BWX TECHNOLOGIES INC | 7.4M | $445.3M | 1.5% | $37.51 | +50.75% | 9 qtrssince 2018-Q4 | Decreased 0 |
SEA LTD-ADR | 2.1M | $414.8M | 1.4% | $80.67 | +143.91% | 7 qtrssince 2019-Q2 | Decreased 0 |
AMAZON.COM INC | 120,538 | $392.6M | 1.3% | $84.93 | +93.44% | 9 qtrssince 2018-Q4 | Decreased 0 |
ENCOMPASS HEALTH CORP | 4.7M | $385.9M | 1.3% | $45.30 | +36.61% | 9 qtrssince 2018-Q4 | Decreased 0 |
HORIZON THERAPEUTICS PLC | 5.3M | $384.3M | 1.3% | — | — | 7 qtrssince 2019-Q2 | Decreased 0 |
GRAND CANYON ED INC | 4.1M | $380M | 1.3% | $92.66 | -0.15% | 9 qtrssince 2018-Q4 | Increased 49 |
BRINK'S CO/THE | 5.2M | $377.9M | 1.3% | $58.93 | +14.68% | 9 qtrssince 2018-Q4 | Increased 53 |
MICROSOFT CORP | 1.7M | $374.1M | 1.2% | $129.76 | +63.93% | 9 qtrssince 2018-Q4 | Increased 56 |
NICE LTD - SPON ADR | 1.3M | $361.9M | 1.2% | $119.10 | +137.46% | 9 qtrssince 2018-Q4 | Decreased 0 |
PURE STORAGE INC - CLASS A | 15.7M | $355.2M | 1.2% | $16.89 | +35.73% | 9 qtrssince 2018-Q4 | Decreased 0 |
ETSY INC | 2M | $354.5M | 1.2% | $42.72 | +328.79% | 9 qtrssince 2018-Q4 | Decreased 0 |
CANADIAN NATL RAILWAY CO | 3.2M | $351.7M | 1.2% | $66.44 | +49.78% | 9 qtrssince 2018-Q4 | Decreased 0 |
MARTIN MARIETTA MATERIALS | 1.2M | $329.7M | 1.1% | $166.53 | +63.51% | 9 qtrssince 2018-Q4 | Decreased 0 |
TAL ED GROUP | 4.6M | $328.6M | 1.1% | $46.99 | +52.70% | 9 qtrssince 2018-Q4 | Decreased 0 |
CROWN HOLDINGS INC | 3.1M | $309.8M | 1.0% | $59.66 | +58.05% | 8 qtrssince 2019-Q1 | Decreased 0 |
ALARM COM HLDGS INC | 2.9M | $296.8M | 1.0% | $57.64 | +80.06% | 4 qtrssince 2020-Q1 | Decreased 0 |
EURONET WORLDWIDE INC | 2M | $290.5M | 1.0% | $100.34 | +41.88% | 9 qtrssince 2018-Q4 | Decreased 0 |
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC manages $30B across 356 positions as of Q4 2020. Top holdings: TSM (4.4%), SPY (2.1%), MELI (1.9%). Fund DNA: Steady Compounder. HoldingsIntel Rating: 2.5/5.0.
Active quarter - 36 new positions, 23 exits, 98 increased. Top move: MSFT (INCREASED, conviction 56). Portfolio: $30.0B across 356 positions.
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Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.
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Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer