GFI vs. BLOK

Last updated Jun 13, 2026

GFI (Gold Fields Limited) is a stock, while BLOK (Amplify Blockchain Technology ETF) is Blockchain fund actively managed by Amplify. Over the past 5 years, GFI returned 32.03%/yr vs 11.50%/yr for BLOK. At a 0.11 correlation, their price movements are largely independent.

Performance

GFI vs. BLOK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Gold Fields Limited (GFI) and Amplify Blockchain Technology ETF (BLOK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GFI achieves a -13.96% return, which is significantly lower than BLOK's 12.57% return.

GFI

• 1D: 1.67%
• 1M: -18.49%
• YTD: -13.96%
• 6M: -13.63%
• 1Y: 50.40%
• 3Y*: 39.19%
• 5Y*: 32.03%
• 10Y*: 27.45%

BLOK

• 1D: 1.33%
• 1M: -0.28%
• YTD: 12.57%
• 6M: 5.60%
• 1Y: 24.42%
• 3Y*: 50.68%
• 5Y*: 11.50%
• 10Y*: —

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

GFI vs. BLOK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
GFI Gold Fields Limited	-13.96%	240.42%	-6.27%	44.90%	-2.61%	23.33%	43.02%	89.47%	-16.75%
BLOK Amplify Blockchain Technology ETF	12.57%	32.64%	53.12%	99.62%	-62.36%	30.76%	90.17%	29.54%	-25.38%

Correlation

The correlation between GFI and BLOK 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	0.16
Correlation (5Y) Calculated over the trailing 5-year period	0.16
Correlation (All Time) Calculated using the full available price history since Jan 17, 2018	0.11

The correlation between GFI and BLOK shifts across timeframes, from 0.11 (all time) to 0.29 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

GFI vs. BLOK — Risk / Return Rank

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

GFI

GFI Risk / Return Rank: 67
GFI Sharpe Ratio Rank: 70
GFI Sortino Ratio Rank: 66
GFI Omega Ratio Rank: 66
GFI Calmar Ratio Rank: 66
GFI Martin Ratio Rank: 68

BLOK

BLOK Risk / Return Rank: 20
BLOK Sharpe Ratio Rank: 21
BLOK Sortino Ratio Rank: 22
BLOK Omega Ratio Rank: 22
BLOK Calmar Ratio Rank: 19
BLOK Martin Ratio Rank: 17

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.

GFI vs. BLOK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Gold Fields Limited (GFI) and Amplify Blockchain Technology ETF (BLOK). 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.

	GFI	BLOK	Difference
Sharpe ratio: Return per unit of total volatility	0.85	0.63	+0.22
Sortino ratio: Return per unit of downside risk	1.41	1.08	+0.33
Omega ratio: Gain probability vs. loss probability	1.18	1.13	+0.05
Calmar ratio: Return relative to maximum drawdown	1.15	0.69	+0.47
Martin ratio: Return relative to average drawdown	3.06	1.49	+1.57

GFI vs. BLOK - Sharpe Ratio Comparison

The current GFI Sharpe Ratio is 0.85, which is higher than the BLOK Sharpe Ratio of 0.63. The chart below compares the historical Sharpe Ratios of GFI and BLOK, 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

GFI vs. BLOK - Drawdown Comparison

The maximum GFI drawdown since its inception was -88.05%, which is greater than BLOK's maximum drawdown of -73.33%. Use the drawdown chart below to compare losses from any high point for GFI and BLOK.

Drawdown Indicators

	GFI	BLOK	Difference
Max Drawdown Largest peak-to-trough decline	-88.05%	-73.33%	-14.72%
Max Drawdown (1Y) Largest decline over 1 year	-43.90%	-35.64%	-8.26%
Max Drawdown (3Y) Largest decline over 3 years	-43.90%	-35.64%	-8.26%
Max Drawdown (5Y) Largest decline over 5 years	-56.22%	-73.33%	+17.11%
Max Drawdown (10Y) Largest decline over 10 years	-63.09%	—	—
Current Drawdown Current decline from peak	-38.93%	-12.97%	-25.96%
Average Drawdown Average peak-to-trough decline	-44.25%	-26.03%	-18.22%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.51%	16.41%	+0.10%

Volatility

GFI vs. BLOK - Volatility Comparison

Gold Fields Limited (GFI) has a higher volatility of 17.70% compared to Amplify Blockchain Technology ETF (BLOK) at 13.34%. This indicates that GFI's price experiences larger fluctuations and is considered to be riskier than BLOK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GFI	BLOK	Difference
Volatility (1M) Calculated over the trailing 1-month period	17.70%	13.34%	+4.36%
Volatility (6M) Calculated over the trailing 6-month period	46.40%	30.02%	+16.38%
Volatility (1Y) Calculated over the trailing 1-year period	59.94%	39.18%	+20.76%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	52.37%	42.53%	+9.84%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	54.90%	39.05%	+15.85%

Dividends

GFI vs. BLOK - Dividend Comparison

GFI's dividend yield for the trailing twelve months is around 5.04%, more than BLOK's 0.64% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BLOK Amplify Blockchain Technology ETF	0.64%	0.72%	6.00%	1.15%	0.00%	14.31%	1.88%	2.05%	1.30%	0.00%	0.00%	0.00%
GFI Gold Fields Limited	5.04%	1.77%	2.94%	2.87%	3.40%	3.24%	1.72%	0.81%	1.61%	1.41%	1.35%	0.60%

Frequently Asked Questions

Can I hold both GFI and BLOK in my portfolio?

GFI and BLOK 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.

Which is riskier, GFI or BLOK?

GFI has higher volatility (17.70%) compared to BLOK (13.34%). In terms of maximum drawdown, GFI dropped -88.05% vs BLOK's -73.33%.

Which has better risk-adjusted returns?

GFI currently has the higher Sharpe Ratio (0.85 vs 0.63), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.