VFEG.L vs. RKLB

Last updated Jun 13, 2026

VFEG.L (Vanguard FTSE Emerging Markets UCITS ETF Acc) is Emerging Markets Equities fund tracking the MSCI EM NR USD, while RKLB (Rocket Lab USA, Inc.) is a stock. Over the past 3 years, VFEG.L returned 14.25%/yr vs 153.11%/yr for RKLB. At a 0.26 correlation, their price movements are largely independent.

Performance

VFEG.L vs. RKLB - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in Vanguard FTSE Emerging Markets UCITS ETF Acc (VFEG.L) and Rocket Lab USA, Inc. (RKLB). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

VFEG.L is traded in GBP, while RKLB is traded in USD. To make them comparable, the RKLB values have been converted to GBP using the latest available exchange rates.

Returns By Period

In the year-to-date period, VFEG.L achieves a 10.53% return, which is significantly lower than RKLB's 47.52% return.

VFEG.L

• 1D: 2.30%
• 1M: -0.00%
• YTD: 10.53%
• 6M: 11.48%
• 1Y: 26.32%
• 3Y*: 14.25%
• 5Y*: 5.94%
• 10Y*: —

RKLB

• 1D: -10.72%
• 1M: -16.80%
• YTD: 47.52%
• 6M: 66.10%
• 1Y: 293.99%
• 3Y*: 153.11%
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

VFEG.L vs. RKLB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
VFEG.L Vanguard FTSE Emerging Markets UCITS ETF Acc	10.53%	17.15%	14.12%	1.28%	-7.26%	2.43%
RKLB Rocket Lab USA, Inc.	47.52%	154.38%	368.62%	39.35%	-65.65%	10.25%

Correlation

The correlation between VFEG.L and RKLB is 0.29, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.29
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (All Time) Calculated using the full available price history since Aug 24, 2021	0.26

Return for Risk

VFEG.L vs. RKLB — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

VFEG.L

VFEG.L Risk / Return Rank: 64
VFEG.L Sharpe Ratio Rank: 65
VFEG.L Sortino Ratio Rank: 63
VFEG.L Omega Ratio Rank: 65
VFEG.L Calmar Ratio Rank: 67
VFEG.L Martin Ratio Rank: 60

RKLB

RKLB Risk / Return Rank: 93
RKLB Sharpe Ratio Rank: 96
RKLB Sortino Ratio Rank: 91
RKLB Omega Ratio Rank: 88
RKLB Calmar Ratio Rank: 95
RKLB Martin Ratio Rank: 94

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

VFEG.L vs. RKLB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard FTSE Emerging Markets UCITS ETF Acc (VFEG.L) and Rocket Lab USA, Inc. (RKLB). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	VFEG.L	RKLB	Difference
Sharpe ratio: Return per unit of total volatility	1.86	3.23	-1.37
Sortino ratio: Return per unit of downside risk	2.54	3.19	-0.65
Omega ratio: Gain probability vs. loss probability	1.34	1.39	-0.05
Calmar ratio: Return relative to maximum drawdown	2.91	7.12	-4.20
Martin ratio: Return relative to average drawdown	9.38	15.79	-6.40

VFEG.L vs. RKLB - Sharpe Ratio Comparison

The current VFEG.L Sharpe Ratio is 1.86, which is lower than the RKLB Sharpe Ratio of 3.23. The chart below compares the historical Sharpe Ratios of VFEG.L and RKLB, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

VFEG.L vs. RKLB - Drawdown Comparison

The maximum VFEG.L drawdown since its inception was -34.33%, smaller than the maximum RKLB drawdown of -81.06%. Use the drawdown chart below to compare losses from any high point for VFEG.L and RKLB.

Drawdown Indicators

	VFEG.L	RKLB	Difference
Max Drawdown Largest peak-to-trough decline	-34.33%	-81.06%	+46.73%
Max Drawdown (1Y) Largest decline over 1 year	-8.99%	-41.60%	+32.61%
Max Drawdown (3Y) Largest decline over 3 years	-22.33%	-53.73%	+31.40%
Max Drawdown (5Y) Largest decline over 5 years	-22.33%	—	—
Current Drawdown Current decline from peak	-2.46%	-31.73%	+29.27%
Average Drawdown Average peak-to-trough decline	-11.86%	-49.91%	+38.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.80%	18.72%	-15.92%

Volatility

VFEG.L vs. RKLB - Volatility Comparison

The current volatility for Vanguard FTSE Emerging Markets UCITS ETF Acc (VFEG.L) is 5.22%, while Rocket Lab USA, Inc. (RKLB) has a volatility of 31.13%. This indicates that VFEG.L experiences smaller price fluctuations and is considered to be less risky than RKLB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VFEG.L	RKLB	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.22%	31.13%	-25.91%
Volatility (6M) Calculated over the trailing 6-month period	11.46%	72.01%	-60.55%
Volatility (1Y) Calculated over the trailing 1-year period	14.14%	91.86%	-77.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.29%	80.39%	-60.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.19%	80.39%	-58.20%

Dividends

VFEG.L vs. RKLB - Dividend Comparison

Neither VFEG.L nor RKLB has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both VFEG.L and RKLB in my portfolio?

VFEG.L and RKLB have a correlation of 0.29, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.