STRNY vs. AHKSY

Last updated Jun 4, 2026

STRNY (Severn Trent PLC PK) and AHKSY (Asahi Kaisei Corp) are both stocks. STRNY operates in Utilities - Regulated Water (Utilities), while AHKSY operates in Chemicals (Basic Materials). Over the past 10 years, STRNY returned 6.49%/yr vs 6.29%/yr for AHKSY. At a 0.07 correlation, their price movements are largely independent.

Performance

STRNY vs. AHKSY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Severn Trent PLC PK (STRNY) and Asahi Kaisei Corp (AHKSY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, STRNY achieves a 8.11% return, which is significantly lower than AHKSY's 23.33% return. Both investments have delivered pretty close results over the past 10 years, with STRNY having a 6.49% annualized return and AHKSY not far behind at 6.29%.

STRNY

• 1D: 0.44%
• 1M: -5.61%
• YTD: 8.11%
• 6M: 7.13%
• 1Y: 16.08%
• 3Y*: 10.91%
• 5Y*: 6.50%
• 10Y*: 6.49%

AHKSY

• 1D: -0.43%
• 1M: 13.27%
• YTD: 23.33%
• 6M: 32.58%
• 1Y: 56.19%
• 3Y*: 17.81%
• 5Y*: -0.23%
• 10Y*: 6.29%

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

STRNY vs. AHKSY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
STRNY Severn Trent PLC PK	8.11%	24.68%	0.84%	8.95%	-16.52%	34.64%	-7.80%	56.74%	-15.28%	7.01%
AHKSY Asahi Kaisei Corp	23.33%	31.38%	-6.36%	6.93%	-24.48%	-8.93%	-8.46%	9.79%	-20.61%	50.86%

Correlation

The correlation between STRNY and AHKSY is 0.17, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.17
Correlation (3Y) Calculated over the trailing 3-year period	0.15
Correlation (5Y) Calculated over the trailing 5-year period	0.11
Correlation (10Y) Calculated over the trailing 10-year period	0.07
Correlation (All Time) Calculated using the full available price history since May 27, 2009	0.07

Fundamentals

Market Cap STRNY : $12.08B AHKSY : $14.80B
EPS STRNY : $2.00 AHKSY : $237.62
PE Ratio STRNY : 20.03 AHKSY : 0.09
PEG Ratio STRNY : 1.14 AHKSY : 0.00
PS Ratio STRNY : 2.29 AHKSY : 0.00
PB Ratio STRNY : 6.56 AHKSY : 0.01
Total Revenue (TTM) STRNY : $5.28B AHKSY : $3.12T
Gross Profit (TTM) STRNY : $1.49B AHKSY : $1.02T
EBITDA (TTM) STRNY : $2.47B AHKSY : $468.48B

Return for Risk

STRNY vs. AHKSY — Risk / Return Rank

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

STRNY

STRNY Risk / Return Rank: 61
STRNY Sharpe Ratio Rank: 63
STRNY Sortino Ratio Rank: 55
STRNY Omega Ratio Rank: 56
STRNY Calmar Ratio Rank: 66
STRNY Martin Ratio Rank: 66

AHKSY

AHKSY Risk / Return Rank: 83
AHKSY Sharpe Ratio Rank: 86
AHKSY Sortino Ratio Rank: 86
AHKSY Omega Ratio Rank: 82
AHKSY Calmar Ratio Rank: 81
AHKSY Martin Ratio Rank: 80

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.

STRNY vs. AHKSY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Severn Trent PLC PK (STRNY) and Asahi Kaisei Corp (AHKSY). 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.

	STRNY	AHKSY	Difference
Sharpe ratio Return per unit of total volatility	0.67	1.86	-1.19
Sortino ratio Return per unit of downside risk	1.05	2.73	-1.67
Omega ratio Gain probability vs. loss probability	1.14	1.32	-0.18
Calmar ratio Return relative to maximum drawdown	1.27	2.78	-1.51
Martin ratio Return relative to average drawdown	2.89	6.70	-3.81
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

STRNY vs. AHKSY - Sharpe Ratio Comparison

The current STRNY Sharpe Ratio is 0.67, which is lower than the AHKSY Sharpe Ratio of 1.86. The chart below compares the historical Sharpe Ratios of STRNY and AHKSY, 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

	STRNY	AHKSY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.67	1.86	-1.19
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.19	-0.01	+0.20
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.20	0.23	-0.02
Sharpe Ratio (All Time) Calculated using the full available price history	0.16	-0.13	+0.29

Drawdowns

STRNY vs. AHKSY - Drawdown Comparison

The maximum STRNY drawdown since its inception was -66.53%, smaller than the maximum AHKSY drawdown of -86.30%. Use the drawdown chart below to compare losses from any high point for STRNY and AHKSY.

Drawdown Indicators

	STRNY	AHKSY	Difference
Max Drawdown Largest peak-to-trough decline	-66.53%	-86.30%	+19.77%
Max Drawdown (1Y) Largest decline over 1 year	-12.69%	-20.28%	+7.59%
Max Drawdown (3Y) Largest decline over 3 years	-21.30%	-20.28%	-1.02%
Max Drawdown (5Y) Largest decline over 5 years	-38.87%	-47.30%	+8.43%
Max Drawdown (10Y) Largest decline over 10 years	-38.87%	-64.71%	+25.84%
Current Drawdown Current decline from peak	-8.70%	-64.81%	+56.11%
Average Drawdown Average peak-to-trough decline	-33.58%	-67.64%	+34.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.57%	8.41%	-2.84%

Volatility

STRNY vs. AHKSY - Volatility Comparison

Severn Trent PLC PK (STRNY) and Asahi Kaisei Corp (AHKSY) have volatilities of 10.41% and 9.92%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	STRNY	AHKSY	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.41%	9.92%	+0.49%
Volatility (6M) Calculated over the trailing 6-month period	19.68%	23.25%	-3.57%
Volatility (1Y) Calculated over the trailing 1-year period	24.71%	30.35%	-5.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	33.76%	25.57%	+8.19%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.92%	28.05%	+3.87%

Dividends

STRNY vs. AHKSY - Dividend Comparison

STRNY's dividend yield for the trailing twelve months is around 4.18%, while AHKSY has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AHKSY Asahi Kaisei Corp	0.00%	1.58%	1.75%	1.73%	0.00%	0.00%	0.00%	0.00%	0.00%	0.99%	2.07%	2.39%
STRNY Severn Trent PLC PK	4.18%	4.33%	4.75%	4.18%	3.94%	3.54%	4.09%	3.44%	4.95%	7.16%	7.28%	3.47%

Financials

STRNY vs. AHKSY - Profitability Comparison

The chart below illustrates the profitability comparison between Severn Trent PLC PK and Asahi Kaisei Corp over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

STRNY - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Severn Trent PLC PK reported a gross profit of 400.73M and revenue of 1.42B. Therefore, the gross margin over that period was 28.3%.

AHKSY - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Asahi Kaisei Corp reported a gross profit of 267.60B and revenue of 828.18B. Therefore, the gross margin over that period was 32.3%.

STRNY - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Severn Trent PLC PK reported an operating income of 400.73M and revenue of 1.42B, resulting in an operating margin of 28.3%.

AHKSY - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Asahi Kaisei Corp reported an operating income of 58.30B and revenue of 828.18B, resulting in an operating margin of 7.0%.

STRNY - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Severn Trent PLC PK reported a net income of 145.76M and revenue of 1.42B, resulting in a net margin of 10.3%.

AHKSY - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Asahi Kaisei Corp reported a net income of 38.89B and revenue of 828.18B, resulting in a net margin of 4.7%.

Frequently Asked Questions

Can I hold both STRNY and AHKSY in my portfolio?

STRNY and AHKSY have a correlation of 0.17, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, STRNY or AHKSY?

STRNY has higher volatility (10.41%) compared to AHKSY (9.92%). In terms of maximum drawdown, STRNY dropped -66.53% vs AHKSY's -86.30%.

Which has better risk-adjusted returns?

AHKSY currently has the higher Sharpe Ratio (1.86 vs 0.67), 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.