JFNAX — Janus Henderson Global Life Sciences Fund

Data updated: 2026-05-29

JFNAX — Janus Henderson Global Life Sciences Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Health Care Equity · $5.20B AUM · 1.00% expense ratio · 18.8% 1-yr return. From SEC regulatory filings.

JFNAX Fund Overview

JFNAX — Janus Henderson Global Life Sciences Fund is a US mutual fund managed by Janus Investment Fund, categorised as United States Health Care Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US mutual fund
  • Manager: Janus Investment Fund
  • Category: United States Health Care Equity
  • Assets under management: $5.20B
  • 1-year return: 18.8%
  • Ticker: JFNAX
  • SEC CIK: 0000277751
  • SEC series ID: S000010494
  • Share class ID: C000077752

JFNAX Holdings

Top 10 holdings of Janus Henderson Global Life Sciences Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
Eli Lilly & Co.8.84%
Johnson & Johnson7.29%
AstraZeneca PLC4.59%
AbbVie Inc.4.05%
UnitedHealth Group Inc.3.13%
Novartis AG2.86%
Thermo Fisher Scientific Inc2.51%
Praxis Precision Medicines Inc2.45%
Argenx SE2.40%
Abbott Laboratories2.40%

View all JFNAX holdings

JFNAX Portfolio Allocation

Asset-class allocation of Janus Henderson Global Life Sciences Fund by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Equity91.2%
Other8.7%

JFNAX Performance

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

PeriodTotal return
YTD-3.8%
1 year18.8%
3 years (annualised)10.5%
5 years (annualised)7.2%

JFNAX Risk Information

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

  • 1-year volatility (annualised): 16.9%

JFNAX Costs and Fees

JFNAX costs about $100 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 1.00%
  • Gross expense ratio: 1.00%
  • Portfolio turnover: 30%
  • Brokerage commissions: 2.61 bps of average net assets (SEC N-CEN)

JFNAX Cashflows

Over the 12 months to 2026-03, Janus Henderson Global Life Sciences Fund had net outflows of $101.65M, from monthly SEC N-PORT filings.

MonthNet flow
2026-03$12.46M
2026-02$33.34M
2026-01−$6.42M
2025-12$208.51M
2025-11−$15.07M
2025-10−$20.82M

JFNAX Debt Constituents

No individual debt constituents are reported in Janus Henderson Global Life Sciences Fund's latest SEC N-PORT filing.

JFNAX Prospectus and SEC Filings

Official Janus Henderson Global Life Sciences Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other United States Health Care 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.