ESLA vs. NPKI

Last updated Apr 1, 2026

Compare and contrast key facts about Estrella Immunopharma Inc. (ESLA) and NPK International Inc (NPKI).

Performance

ESLA vs. NPKI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Estrella Immunopharma Inc. (ESLA) and NPK International Inc (NPKI). The values are adjusted to include any dividend payments, if applicable.

ESLA vs. NPKI - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
ESLA Estrella Immunopharma Inc.	-32.05%	30.00%	8.11%	-89.21%	3.83%	1.64%
NPKI NPK International Inc	21.56%	55.41%	15.51%	60.00%	41.16%	10.94%

Fundamentals

Market Cap ESLA : $40.25M NPKI : $1.24B
EPS ESLA : -$0.35 NPKI : $0.43
Total Revenue (TTM) ESLA : $0.00 NPKI : $277.04M
Gross Profit (TTM) ESLA : $0.00 NPKI : $100.76M
EBITDA (TTM) ESLA : -$13.06M NPKI : $46.73M

Returns By Period

In the year-to-date period, ESLA achieves a -32.05% return, which is significantly lower than NPKI's 21.56% return.

ESLA

• 1D: 2.91%
• 1M: -13.11%
• YTD: -32.05%
• 6M: -7.83%
• 1Y: 14.35%
• 3Y*: -53.55%
• 5Y*: —
• 10Y*: —

NPKI

• 1D: 1.83%
• 1M: 0.42%
• YTD: 21.56%
• 6M: 28.12%
• 1Y: 149.40%
• 3Y*: 55.55%
• 5Y*: 34.03%
• 10Y*: 13.05%

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

Return for Risk

ESLA vs. NPKI — Risk / Return Rank

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

ESLA

ESLA Risk / Return Rank: 49
ESLA Sharpe Ratio Rank: 46
ESLA Sortino Ratio Rank: 55
ESLA Omega Ratio Rank: 53
ESLA Calmar Ratio Rank: 47
ESLA Martin Ratio Rank: 46

NPKI

NPKI Risk / Return Rank: 97
NPKI Sharpe Ratio Rank: 97
NPKI Sortino Ratio Rank: 96
NPKI Omega Ratio Rank: 95
NPKI Calmar Ratio Rank: 97
NPKI Martin Ratio Rank: 98

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.

ESLA vs. NPKI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Estrella Immunopharma Inc. (ESLA) and NPK International Inc (NPKI). 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.

	ESLA	NPKI	Difference
Sharpe ratio Return per unit of total volatility	0.13	3.22	-3.09
Sortino ratio Return per unit of downside risk	1.01	3.90	-2.89
Omega ratio Gain probability vs. loss probability	1.12	1.53	-0.40
Calmar ratio Return relative to maximum drawdown	0.21	7.28	-7.07
Martin ratio Return relative to average drawdown	0.41	23.39	-22.98
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ESLA vs. NPKI - Sharpe Ratio Comparison

The current ESLA Sharpe Ratio is 0.13, which is lower than the NPKI Sharpe Ratio of 3.22. The chart below compares the historical Sharpe Ratios of ESLA and NPKI, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	ESLA	NPKI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.13	3.22	-3.09
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.67	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.21	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.29	0.09	-0.38

Correlation

The correlation between ESLA and NPKI is 0.05, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

ESLA vs. NPKI - Dividend Comparison

Neither ESLA nor NPKI has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

ESLA vs. NPKI - Drawdown Comparison

The maximum ESLA drawdown since its inception was -96.58%, roughly equal to the maximum NPKI drawdown of -97.22%. Use the drawdown chart below to compare losses from any high point for ESLA and NPKI.

Drawdown Indicators

	ESLA	NPKI	Difference
Max Drawdown Largest peak-to-trough decline	-96.58%	-97.22%	+0.64%
Max Drawdown (1Y) Largest decline over 1 year	-70.13%	-20.16%	-49.97%
Max Drawdown (5Y) Largest decline over 5 years	—	-49.37%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-94.07%	—
Current Drawdown Current decline from peak	-95.01%	-39.78%	-55.23%
Average Drawdown Average peak-to-trough decline	-53.93%	-60.22%	+6.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	36.54%	6.28%	+30.26%

Volatility

ESLA vs. NPKI - Volatility Comparison

Estrella Immunopharma Inc. (ESLA) has a higher volatility of 18.45% compared to NPK International Inc (NPKI) at 11.94%. This indicates that ESLA's price experiences larger fluctuations and is considered to be riskier than NPKI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ESLA	NPKI	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.45%	11.94%	+6.51%
Volatility (6M) Calculated over the trailing 6-month period	91.86%	27.33%	+64.53%
Volatility (1Y) Calculated over the trailing 1-year period	108.86%	46.66%	+62.20%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	135.37%	50.84%	+84.53%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	135.37%	62.73%	+72.64%

Financials