TRT vs. AMPH

Last updated Apr 1, 2026

Compare and contrast key facts about Trio-Tech International (TRT) and Amphastar Pharmaceuticals, Inc. (AMPH).

Performance

TRT vs. AMPH - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Trio-Tech International (TRT) and Amphastar Pharmaceuticals, Inc. (AMPH). The values are adjusted to include any dividend payments, if applicable.

TRT vs. AMPH - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TRT Trio-Tech International	-12.69%	127.88%	14.60%	12.66%	-66.49%	239.01%	-0.71%	62.20%	-64.91%	111.35%
AMPH Amphastar Pharmaceuticals, Inc.	-26.85%	-27.88%	-39.97%	120.74%	20.31%	15.81%	4.25%	-3.07%	3.43%	4.45%

Fundamentals

Market Cap TRT : $50.42M AMPH : $923.94M
EPS TRT : -$0.01 AMPH : $2.06
PS Ratio TRT : 1.02 AMPH : 1.30
PB Ratio TRT : 1.50 AMPH : 1.17
Total Revenue (TTM) TRT : $49.22M AMPH : $719.89M
Gross Profit (TTM) TRT : $9.69M AMPH : $356.06M
EBITDA (TTM) TRT : $2.32M AMPH : $191.74M

Returns By Period

In the year-to-date period, TRT achieves a -12.69% return, which is significantly higher than AMPH's -26.85% return. Over the past 10 years, TRT has outperformed AMPH with an annualized return of 13.67%, while AMPH has yielded a comparatively lower 4.43% annualized return.

TRT

• 1D: 4.33%
• 1M: 18.93%
• YTD: -12.69%
• 6M: 94.94%
• 1Y: 92.99%
• 3Y*: 34.99%
• 5Y*: 20.08%
• 10Y*: 13.67%

AMPH

• 1D: 1.93%
• 1M: -3.16%
• YTD: -26.85%
• 6M: -26.49%
• 1Y: -32.42%
• 3Y*: -19.46%
• 5Y*: 1.61%
• 10Y*: 4.43%

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

Return for Risk

TRT vs. AMPH — Risk / Return Rank

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

TRT

TRT Risk / Return Rank: 80
TRT Sharpe Ratio Rank: 84
TRT Sortino Ratio Rank: 82
TRT Omega Ratio Rank: 77
TRT Calmar Ratio Rank: 79
TRT Martin Ratio Rank: 79

AMPH

AMPH Risk / Return Rank: 13
AMPH Sharpe Ratio Rank: 13
AMPH Sortino Ratio Rank: 16
AMPH Omega Ratio Rank: 15
AMPH Calmar Ratio Rank: 15
AMPH Martin Ratio Rank: 6

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.

TRT vs. AMPH - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Trio-Tech International (TRT) and Amphastar Pharmaceuticals, Inc. (AMPH). 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.

	TRT	AMPH	Difference
Sharpe ratio Return per unit of total volatility	1.48	-0.66	+2.14
Sortino ratio Return per unit of downside risk	2.22	-0.73	+2.95
Omega ratio Gain probability vs. loss probability	1.26	0.90	+0.36
Calmar ratio Return relative to maximum drawdown	2.23	-0.76	+2.99
Martin ratio Return relative to average drawdown	5.89	-1.67	+7.56
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TRT vs. AMPH - Sharpe Ratio Comparison

The current TRT Sharpe Ratio is 1.48, which is higher than the AMPH Sharpe Ratio of -0.66. The chart below compares the historical Sharpe Ratios of TRT and AMPH, 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

	TRT	AMPH	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.48	-0.66	+2.14
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.31	0.04	+0.28
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.23	0.11	+0.13
Sharpe Ratio (All Time) Calculated using the full available price history	0.09	0.17	-0.08

Correlation

The correlation between TRT and AMPH is 0.07, 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

TRT vs. AMPH - Dividend Comparison

Neither TRT nor AMPH has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

TRT vs. AMPH - Drawdown Comparison

The maximum TRT drawdown since its inception was -95.03%, which is greater than AMPH's maximum drawdown of -72.04%. Use the drawdown chart below to compare losses from any high point for TRT and AMPH.

Drawdown Indicators

	TRT	AMPH	Difference
Max Drawdown Largest peak-to-trough decline	-95.03%	-72.04%	-22.99%
Max Drawdown (1Y) Largest decline over 1 year	-39.92%	-41.01%	+1.09%
Max Drawdown (5Y) Largest decline over 5 years	-69.77%	-72.04%	+2.27%
Max Drawdown (10Y) Largest decline over 10 years	-70.64%	-72.04%	+1.40%
Current Drawdown Current decline from peak	-50.66%	-69.86%	+19.20%
Average Drawdown Average peak-to-trough decline	-68.27%	-23.32%	-44.95%
Ulcer Index Depth and duration of drawdowns from previous peaks	15.15%	18.61%	-3.46%

Volatility

TRT vs. AMPH - Volatility Comparison

Trio-Tech International (TRT) has a higher volatility of 22.45% compared to Amphastar Pharmaceuticals, Inc. (AMPH) at 12.83%. This indicates that TRT's price experiences larger fluctuations and is considered to be riskier than AMPH based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TRT	AMPH	Difference
Volatility (1M) Calculated over the trailing 1-month period	22.45%	12.83%	+9.62%
Volatility (6M) Calculated over the trailing 6-month period	52.98%	38.92%	+14.06%
Volatility (1Y) Calculated over the trailing 1-year period	63.30%	49.46%	+13.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	64.29%	43.53%	+20.76%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	58.78%	42.12%	+16.66%

Financials

TRT vs. AMPH - Profitability Comparison

The chart below illustrates the profitability comparison between Trio-Tech International and Amphastar Pharmaceuticals, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

TRT - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Trio-Tech International reported a gross profit of 2.50M and revenue of 15.65M. Therefore, the gross margin over that period was 16.0%.

AMPH - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Amphastar Pharmaceuticals, Inc. reported a gross profit of 85.67M and revenue of 183.11M. Therefore, the gross margin over that period was 46.8%.

TRT - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Trio-Tech International reported an operating income of 97.00K and revenue of 15.65M, resulting in an operating margin of 0.6%.

AMPH - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Amphastar Pharmaceuticals, Inc. reported an operating income of 35.61M and revenue of 183.11M, resulting in an operating margin of 19.5%.

TRT - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Trio-Tech International reported a net income of 126.00K and revenue of 15.65M, resulting in a net margin of 0.8%.

AMPH - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Amphastar Pharmaceuticals, Inc. reported a net income of 24.43M and revenue of 183.11M, resulting in a net margin of 13.3%.