WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
Institutional investor · Portfolio as of Q4 2019
Top Holdings356 positions
Stock | Shares | Value | Weight | Avg Buy | Est. P&L | Held | Conviction |
|---|---|---|---|---|---|---|---|
ALIBABA GROUP HOLDING-SP ADR | 5.7M | $1.2B | 4.8% | $134.85 | +48.02% | 5 qtrssince 2018-Q4 | Decreased 0 |
TAIWAN SEMICONDUCTOR SPONSORED ADR /1 ADR REPS 5 ORD SHS/ | 17.3M | $1B | 4.0% | $32.36 | +60.15% | 5 qtrssince 2018-Q4 | Increased 58 |
STATE STREET SPDR S&P 500 ETF TRUST CL USD INC | 2.2M | $723.3M | 2.9% | $231.03 | +27.36% | 5 qtrssince 2018-Q4 | Decreased 0 |
BWX TECHNOLOGIES INC | 7.4M | $456.8M | 1.8% | $36.17 | +60.73% | 5 qtrssince 2018-Q4 | Increased 51 |
| 7.2M | $414M | 1.6% | — | — | 5 qtrssince 2018-Q4 | Decreased 0 | |
ENCOMPASS HEALTH CORP | 5M | $344.2M | 1.4% | $45.25 | +13.08% | 5 qtrssince 2018-Q4 | Increased 52 |
TREX INC | 3.8M | $340.1M | 1.4% | $31.56 | +42.29% | 5 qtrssince 2018-Q4 | Increased 50 |
BURLINGTON STORES INC | 1.5M | $334.5M | 1.3% | $158.17 | +45.15% | 5 qtrssince 2018-Q4 | Decreased 0 |
EURONET WORLDWIDE INC | 2.1M | $325.7M | 1.3% | $103.53 | +52.37% | 5 qtrssince 2018-Q4 | Increased 51 |
HORIZON THERAPEUTICS PLC | 8.9M | $320.6M | 1.3% | — | — | 3 qtrssince 2019-Q2 | Increased 52 |
CANADIAN NATL RAILWAY CO | 3.3M | $302.4M | 1.2% | $65.49 | +22.81% | 5 qtrssince 2018-Q4 | Decreased 0 |
NETEASE INC-ADR | 965,393 | $296M | 1.2% | $42.67 | +27.97% | 5 qtrssince 2018-Q4 | Decreased 0 |
LAMB WESTON HOLDINGS INC | 3.4M | $295.1M | 1.2% | $62.26 | +23.66% | 5 qtrssince 2018-Q4 | Increased 49 |
LIVE NATION ENTERTAINMENT IN | 4.1M | $292.2M | 1.2% | $49.11 | +45.01% | 5 qtrssince 2018-Q4 | Increased 51 |
MARTIN MARIETTA MATERIALS | 1M | $290.4M | 1.2% | $164.23 | +62.40% | 5 qtrssince 2018-Q4 | Increased 50 |
GRAND CANYON ED INC | 2.9M | $274.6M | 1.1% | $100.12 | -3.57% | 5 qtrssince 2018-Q4 | Increased 51 |
INSULET CORP | 1.6M | $274.1M | 1.1% | $83.16 | +103.65% | 5 qtrssince 2018-Q4 | Decreased 0 |
TELEDYNE TECHNOLOGIES INC | 782,519 | $271.2M | 1.1% | $205.52 | +69.51% | 5 qtrssince 2018-Q4 | Increased 49 |
PURE STORAGE INC - CLASS A | 15.5M | $266M | 1.1% | $17.08 | -0.86% | 5 qtrssince 2018-Q4 | Increased 58 |
TELEFLEX INCORPORATED | 686,983 | $258.6M | 1.0% | $247.69 | +44.62% | 5 qtrssince 2018-Q4 | Increased 49 |
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC manages $25.1B across 356 positions as of Q4 2019. Top holdings: BABA (4.8%), TSM (4.0%), SPY (2.9%). Fund DNA: Momentum Trader. HoldingsIntel Rating: 2/5.0.
Active quarter - 33 new positions, 34 exits, 133 increased. Top move: TSM (INCREASED, conviction 58). Portfolio: $25.1B across 356 positions.
Top holdings by portfolio weight
Portfolio allocation by GICS sector
Behavioral investing profile
Position Outcomes
Best and worst performing positions by estimated return
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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