NEEIX — Needham Growth Fund
Data updated: 2026-08-26
NEEIX — Needham Growth Fund. United States Multi-Cap / All-Cap Growth Equity · $291.65M AUM. Holdings, fees, performance and SEC filings.
NEEIX Fund Overview
NEEIX — Needham Growth Fund is a US mutual fund managed by Needham Funds INC, categorised as United States Multi-Cap / All-Cap Growth Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Needham Funds INC
- Category: United States Multi-Cap / All-Cap Growth Equity
- Assets under management: $291.65M
- 1-year return: 90.9%
- Ticker: NEEIX
- SEC CIK: 0001002537
- SEC series ID: S000003649
- Share class ID: C000176575
NEEIX Holdings
Top 10 holdings of Needham Growth Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| BNY Dreyfus Treasury Securitie | 10.34% |
| PDF Solutions Inc | 5.34% |
| Corning Inc | 3.72% |
| Lam Research Corp | 3.71% |
| Vicor Corp | 3.52% |
| Vishay Intertechnology Inc | 3.50% |
| FormFactor Inc | 3.45% |
| Marvell Technology Inc | 3.09% |
| MKS Inc | 3.05% |
| Vertiv Holdings Co | 2.87% |
NEEIX Portfolio Allocation
Asset-class allocation of Needham Growth Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 89.7% |
| Cash & Equivalents | 10.3% |
NEEIX Performance
Total returns for NEEIX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 65.6% |
| 1 year | 90.9% |
| 3 years (annualised) | 29.0% |
| 5 years (annualised) | 14.5% |
NEEIX Risk Information
Risk metrics for NEEIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 26.4%
NEEIX Costs and Fees
NEEIX costs about $118 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.18%
- Gross expense ratio: 1.47%
- Portfolio turnover: 6%
- Brokerage commissions: 4.03 bps of average net assets (SEC N-CEN)
NEEIX Cashflows
Over the 12 months to 2026-06, Needham Growth Fund had net inflows of $20.73M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $2.75M |
| 2026-05 | $11.26M |
| 2026-04 | $8.23M |
| 2026-03 | $2.61M |
| 2026-02 | $3.41M |
| 2026-01 | $6.59M |
NEEIX Debt Constituents
No individual debt constituents are reported in Needham Growth Fund's latest SEC N-PORT filing.
NEEIX Prospectus and SEC Filings
Official Needham Growth Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-03-31
- Prospectus (485BPOS) — filed 2025-04-30
- Prospectus (485BPOS) — filed 2024-04-29
- Portfolio holdings (N-PORT) — filed 2026-08-26
- Portfolio holdings (N-PORT) — filed 2026-05-19
- Portfolio holdings (N-PORT) — filed 2026-02-13
- Annual census (N-CEN) — filed 2026-03-12
- Annual census (N-CEN) — filed 2025-03-13
Related Funds
Other United States Multi-Cap / All-Cap Growth 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.