CLS.TO vs. PSIX

Last updated Jun 9, 2026

CLS.TO (Celestica Inc.) and PSIX (Power Solutions International, Inc.) are both stocks. CLS.TO operates in Electronic Components (Technology), while PSIX operates in Specialty Industrial Machinery (Industrials). Over the past 10 years, CLS.TO returned 44.44%/yr vs 10.24%/yr for PSIX. At a 0.10 correlation, their price movements are largely independent.

Performance

CLS.TO vs. PSIX - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in Celestica Inc. (CLS.TO) and Power Solutions International, Inc. (PSIX). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

CLS.TO is traded in CAD, while PSIX is traded in USD. To make them comparable, the PSIX values have been converted to CAD using the latest available exchange rates.

Returns By Period

In the year-to-date period, CLS.TO achieves a 32.58% return, which is significantly higher than PSIX's -28.99% return. Over the past 10 years, CLS.TO has outperformed PSIX with an annualized return of 44.44%, while PSIX has yielded a comparatively lower 10.24% annualized return.

CLS.TO

• 1D: 3.80%
• 1M: 4.71%
• YTD: 32.58%
• 6M: 13.91%
• 1Y: 225.20%
• 3Y*: 213.80%
• 5Y*: 120.83%
• 10Y*: 44.44%

PSIX

• 1D: 6.25%
• 1M: -46.41%
• YTD: -28.99%
• 6M: -32.47%
• 1Y: -14.38%
• 3Y*: 162.47%
• 5Y*: 61.32%
• 10Y*: 10.24%

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

CLS.TO vs. PSIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CLS.TO Celestica Inc.	32.58%	206.05%	241.82%	154.33%	8.23%	37.29%	-4.64%	-9.95%	-9.26%	-17.16%
PSIX Power Solutions International, Inc.	-28.99%	83.30%	1,474.10%	-33.29%	6.34%	-9.14%	-59.22%	-18.11%	33.70%	-6.77%

Correlation

The correlation between CLS.TO and PSIX is 0.33, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.33
Correlation (3Y) Calculated over the trailing 3-year period	0.21
Correlation (5Y) Calculated over the trailing 5-year period	0.16
Correlation (10Y) Calculated over the trailing 10-year period	0.10
Correlation (All Time) Calculated using the full available price history since Apr 17, 2012	0.10

Over the past year, CLS.TO and PSIX have become more correlated (0.33) than their long-term average of 0.10, meaning their price movements have been converging.

Fundamentals

Market Cap CLS.TO : CA$62.28B PSIX : $919.06M
EPS CLS.TO : CA$8.28 PSIX : $4.43
PE Ratio CLS.TO : 64.97 PSIX : 8.99
PEG Ratio CLS.TO : 0.87 PSIX : 0.09
PS Ratio CLS.TO : 4.52 PSIX : 1.57
PB Ratio CLS.TO : 29.68 PSIX : 4.95
Total Revenue (TTM) CLS.TO : CA$13.81B PSIX : $586.96M
Gross Profit (TTM) CLS.TO : CA$1.60B PSIX : $172.81M
EBITDA (TTM) CLS.TO : CA$1.36B PSIX : $102.78M

Return for Risk

CLS.TO vs. PSIX — Risk / Return Rank

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

CLS.TO

CLS.TO Risk / Return Rank: 93
CLS.TO Sharpe Ratio Rank: 96
CLS.TO Sortino Ratio Rank: 89
CLS.TO Omega Ratio Rank: 89
CLS.TO Calmar Ratio Rank: 96
CLS.TO Martin Ratio Rank: 95

PSIX

PSIX Risk / Return Rank: 38
PSIX Sharpe Ratio Rank: 36
PSIX Sortino Ratio Rank: 44
PSIX Omega Ratio Rank: 44
PSIX Calmar Ratio Rank: 35
PSIX Martin Ratio Rank: 34

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.

CLS.TO vs. PSIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Celestica Inc. (CLS.TO) and Power Solutions International, Inc. (PSIX). 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.

	CLS.TO	PSIX	Difference
Sharpe ratio: Return per unit of total volatility	3.17	-0.14	+3.31
Sortino ratio: Return per unit of downside risk	3.00	0.55	+2.45
Omega ratio: Gain probability vs. loss probability	1.41	1.07	+0.34
Calmar ratio: Return relative to maximum drawdown	7.15	-0.21	+7.36
Martin ratio: Return relative to average drawdown	17.88	-0.40	+18.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CLS.TO vs. PSIX - Sharpe Ratio Comparison

The current CLS.TO Sharpe Ratio is 3.17, which is higher than the PSIX Sharpe Ratio of -0.14. The chart below compares the historical Sharpe Ratios of CLS.TO and PSIX, 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

	CLS.TO	PSIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.17	-0.14	+3.31
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	2.16	0.54	+1.61
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.92	0.10	+0.82
Sharpe Ratio (All Time) Calculated using the full available price history	0.47	0.09	+0.38

Drawdowns

CLS.TO vs. PSIX - Drawdown Comparison

The maximum CLS.TO drawdown since its inception was -79.32%, smaller than the maximum PSIX drawdown of -98.29%. Use the drawdown chart below to compare losses from any high point for CLS.TO and PSIX.

Drawdown Indicators

	CLS.TO	PSIX	Difference
Max Drawdown Largest peak-to-trough decline	-79.32%	-98.29%	+18.97%
Max Drawdown (1Y) Largest decline over 1 year	-31.71%	-68.79%	+37.08%
Max Drawdown (3Y) Largest decline over 3 years	-54.25%	-68.79%	+14.54%
Max Drawdown (5Y) Largest decline over 5 years	-54.25%	-83.94%	+29.69%
Max Drawdown (10Y) Largest decline over 10 years	-79.32%	-93.86%	+14.54%
Current Drawdown Current decline from peak	-17.55%	-65.28%	+47.73%
Average Drawdown Average peak-to-trough decline	-28.86%	-66.08%	+37.22%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.66%	36.03%	-23.37%

Volatility

CLS.TO vs. PSIX - Volatility Comparison

The current volatility for Celestica Inc. (CLS.TO) is 26.92%, while Power Solutions International, Inc. (PSIX) has a volatility of 60.37%. This indicates that CLS.TO experiences smaller price fluctuations and is considered to be less risky than PSIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CLS.TO	PSIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	26.92%	60.37%	-33.45%
Volatility (6M) Calculated over the trailing 6-month period	54.95%	89.85%	-34.90%
Volatility (1Y) Calculated over the trailing 1-year period	71.57%	103.42%	-31.85%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	56.52%	113.55%	-57.03%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	48.79%	106.11%	-57.32%

Dividends

CLS.TO vs. PSIX - Dividend Comparison

Neither CLS.TO nor PSIX has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both CLS.TO and PSIX in my portfolio?

CLS.TO and PSIX have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.