LCGNX — William Blair Large Cap Growth Fund

Data updated: 2026-05-28

LCGNX — William Blair Large Cap Growth Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Information Technology Equity · $1.82B AUM · 1.14% expense ratio · 8.5% 1-yr return. From SEC regulatory filings.

LCGNX Fund Overview

LCGNX — William Blair Large Cap Growth Fund is a US mutual fund managed by William Blair Funds, categorised as United States Information Technology Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US mutual fund
  • Manager: William Blair Funds
  • Category: United States Information Technology Equity
  • Assets under management: $1.82B
  • 1-year return: 8.5%
  • Ticker: LCGNX
  • SEC CIK: 0000822632
  • SEC series ID: S000008601
  • Share class ID: C000023538

LCGNX Holdings

Top 10 holdings of William Blair Large Cap Growth Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
NVIDIA Corp14.00%
Apple Inc11.10%
Microsoft Corp9.68%
Alphabet Inc6.18%
Broadcom Inc6.06%
Meta Platforms Inc5.02%
Amazon.com Inc4.87%
Mastercard Inc4.61%
Costco Wholesale Corp2.77%
Linde PLC2.30%

View all LCGNX holdings

LCGNX Portfolio Allocation

Asset-class allocation of William Blair Large Cap Growth Fund by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Equity99.7%
Cash & Equivalents0.3%

LCGNX Performance

Total returns for LCGNX (as of 2026-08-01), from SEC filings.

PeriodTotal return
YTD-12.5%
1 year8.5%
3 years (annualised)15.4%
5 years (annualised)7.7%

LCGNX Risk Information

Risk metrics for LCGNX, derived from monthly returns in SEC filings.

  • 1-year volatility (annualised): 16.0%

LCGNX Costs and Fees

LCGNX costs about $114 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 1.14%
  • Gross expense ratio: 1.02%
  • Portfolio turnover: 41%
  • Brokerage commissions: 1.12 bps of average net assets (SEC N-CEN)

LCGNX Cashflows

Over the 12 months to 2026-03, William Blair Large Cap Growth Fund had net outflows of $709.12M, from monthly SEC N-PORT filings.

MonthNet flow
2026-03−$428.81M
2026-02−$55.53M
2026-01−$20.73M
2025-12$152.22M
2025-11−$50.55M
2025-10−$39.52M

LCGNX Debt Constituents

No individual debt constituents are reported in William Blair Large Cap Growth Fund's latest SEC N-PORT filing.

LCGNX Prospectus and SEC Filings

Official William Blair Large Cap Growth Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other United States Information Technology Equity funds tracked on ABC INVEST:

Data Sources

ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.