NB vs. MTRN

Last updated Jun 9, 2026

NB (NioCorp Developments Ltd. Common Stock) and MTRN (Materion Corporation) are both stocks. Both operate in the Other Industrial Metals & Mining industry within the Basic Materials sector. Over the past 3 years, NB returned -0.07%/yr vs 28.16%/yr for MTRN. At a 0.17 correlation, their price movements are largely independent.

Performance

NB vs. MTRN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in NioCorp Developments Ltd. Common Stock (NB) and Materion Corporation (MTRN). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, NB achieves a -5.85% return, which is significantly lower than MTRN's 81.69% return.

NB

• 1D: -2.73%
• 1M: -18.06%
• YTD: -5.85%
• 6M: -24.74%
• 1Y: 92.66%
• 3Y*: -0.07%
• 5Y*: —
• 10Y*: —

MTRN

• 1D: 2.16%
• 1M: 13.19%
• YTD: 81.69%
• 6M: 83.28%
• 1Y: 183.57%
• 3Y*: 28.16%
• 5Y*: 24.37%
• 10Y*: 25.24%

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

NB vs. MTRN - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
NB NioCorp Developments Ltd. Common Stock	-5.85%	241.94%	-51.41%	-57.86%
MTRN Materion Corporation	81.69%	26.43%	-23.67%	19.32%

Correlation

The correlation between NB and MTRN is 0.23, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.23
Correlation (3Y) Calculated over the trailing 3-year period	0.18
Correlation (All Time) Calculated using the full available price history since Mar 22, 2023	0.17

Fundamentals

Market Cap NB : $679.39M MTRN : $4.74B
EPS NB : -$0.52 MTRN : $3.65
PB Ratio NB : 1.56 MTRN : 4.95
Total Revenue (TTM) NB : $0.00 MTRN : $1.91B
Gross Profit (TTM) NB : -$1.00K MTRN : $305.29M
EBITDA (TTM) NB : -$54.65M MTRN : $166.65M

Return for Risk

NB vs. MTRN — Risk / Return Rank

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

NB

NB Risk / Return Rank: 68
NB Sharpe Ratio Rank: 69
NB Sortino Ratio Rank: 72
NB Omega Ratio Rank: 68
NB Calmar Ratio Rank: 69
NB Martin Ratio Rank: 63

MTRN

MTRN Risk / Return Rank: 97
MTRN Sharpe Ratio Rank: 98
MTRN Sortino Ratio Rank: 96
MTRN Omega Ratio Rank: 96
MTRN Calmar Ratio Rank: 97
MTRN Martin Ratio Rank: 97

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.

NB vs. MTRN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for NioCorp Developments Ltd. Common Stock (NB) and Materion Corporation (MTRN). 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.

	NB	MTRN	Difference
Sharpe ratio: Return per unit of total volatility	0.86	4.26	-3.41
Sortino ratio: Return per unit of downside risk	1.77	4.21	-2.44
Omega ratio: Gain probability vs. loss probability	1.21	1.58	-0.37
Calmar ratio: Return relative to maximum drawdown	1.45	8.91	-7.46
Martin ratio: Return relative to average drawdown	2.28	27.70	-25.42
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NB vs. MTRN - Sharpe Ratio Comparison

The current NB Sharpe Ratio is 0.86, which is lower than the MTRN Sharpe Ratio of 4.26. The chart below compares the historical Sharpe Ratios of NB and MTRN, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	NB	MTRN	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.86	4.26	-3.41
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.60	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.63	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.13	0.13	-0.26

Drawdowns

NB vs. MTRN - Drawdown Comparison

The maximum NB drawdown since its inception was -82.83%, smaller than the maximum MTRN drawdown of -87.53%. Use the drawdown chart below to compare losses from any high point for NB and MTRN.

Drawdown Indicators

	NB	MTRN	Difference
Max Drawdown Largest peak-to-trough decline	-82.83%	-87.53%	+4.70%
Max Drawdown (1Y) Largest decline over 1 year	-64.10%	-20.73%	-43.37%
Max Drawdown (3Y) Largest decline over 3 years	-75.24%	-47.84%	-27.40%
Max Drawdown (5Y) Largest decline over 5 years	—	-47.84%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-61.99%	—
Current Drawdown Current decline from peak	-57.24%	-1.95%	-55.29%
Average Drawdown Average peak-to-trough decline	-56.03%	-39.68%	-16.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	40.72%	6.66%	+34.06%

Volatility

NB vs. MTRN - Volatility Comparison

NioCorp Developments Ltd. Common Stock (NB) has a higher volatility of 24.64% compared to Materion Corporation (MTRN) at 11.86%. This indicates that NB's price experiences larger fluctuations and is considered to be riskier than MTRN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NB	MTRN	Difference
Volatility (1M) Calculated over the trailing 1-month period	24.64%	11.86%	+12.78%
Volatility (6M) Calculated over the trailing 6-month period	65.98%	32.38%	+33.60%
Volatility (1Y) Calculated over the trailing 1-year period	108.94%	43.43%	+65.51%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	91.85%	41.17%	+50.68%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	91.85%	40.13%	+51.72%

Dividends

NB vs. MTRN - Dividend Comparison

NB has not paid dividends to shareholders, while MTRN's dividend yield for the trailing twelve months is around 0.25%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MTRN Materion Corporation	0.25%	0.45%	0.54%	0.40%	0.57%	0.52%	0.71%	0.73%	0.92%	0.81%	0.95%	1.27%
NB NioCorp Developments Ltd. Common Stock	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both NB and MTRN in my portfolio?

NB and MTRN have a correlation of 0.23, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, NB or MTRN?

NB has higher volatility (24.64%) compared to MTRN (11.86%). In terms of maximum drawdown, NB dropped -82.83% vs MTRN's -87.53%.

Which has better risk-adjusted returns?

MTRN currently has the higher Sharpe Ratio (4.26 vs 0.86), 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.