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COHR vs. WDC: Coherent vs. Western Digital Stock Comparison

How do Coherent (COHR) and Western Digital (WDC) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Coherent (COHR) and Western Digital (WDC) both fall under the Technology Hardware & Equipment industry group, but COHR is classified in Electronic Equipment, Instruments & Components while WDC is classified in Technology Hardware, Storage & Peripherals.

Company profile comparison for Coherent (COHR) and Western Digital (WDC)
Profile ItemCOHRWDC
NameCoherent Corp.Western Digital Corp.
Country/RegionUnited StatesUnited States
GICS SectorInformation TechnologyInformation Technology
GICS Industry GroupTechnology Hardware & EquipmentTechnology Hardware & Equipment
GICS IndustryElectronic Equipment, Instruments & ComponentsTechnology Hardware, Storage & Peripherals
GICS Sub-IndustryElectronic ComponentsTechnology Hardware, Storage & Peripherals
Market Capitalization37.98 billion USD98.74 billion USD
CurrencyUSDUSD
ExchangeNYSENasdaq
Listing DateOctober 2, 1987October 31, 1978
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

COHR
WDC
GSPC
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Coherent (COHR) vs. Western Digital (WDC), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Coherent (COHR) and Western Digital (WDC). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Coherent (COHR) and Western Digital (WDC). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Coherent (COHR) and Western Digital (WDC)
MetricCOHRWDC
Total Return (1Y)48.11%78.89%
Total Return (3Y, Annualized)90.06%106.11%
Total Return (5Y, Annualized)28.94%47.06%

Risk Profile

Drawdown History

COHR
WDC
GSPC
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Coherent (COHR) vs. Western Digital (WDC), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Coherent (COHR) and Western Digital (WDC). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Coherent (COHR) and Western Digital (WDC)
MetricCOHRWDC
Volatility (1Y, Annualized)91.27%83.20%
Beta (5Y)2.192.35
Max Drawdown (5Y)-62.87%-64.64%
Avg. Volume (3M)7.56M8.01M

Risk-Adjusted Performance

Risk-Return Positioning

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COHR and WDC are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Coherent (COHR) and Western Digital (WDC)
MetricCOHRWDC
Sharpe Ratio (1Y)0.480.90
Sortino Ratio (1Y)0.701.32

Profitability

ROE (TTM)

Western Digital (WDC) at 129.60% clears its industry range for ROE, a sharper capital-efficiency signal than Coherent (COHR) at 9.27%, which is closer to a typical peer reading.

COHR

Technology Hardware & Equipment industry group

9.27%

Max
42.47%
Q3
19.13%
Median
11.00%
COHR
9.27%
Q1
1.63%
Min
-20.62%

WDC

Technology Hardware & Equipment industry group

129.60%

WDC
129.60%
Max
42.47%
Q3
19.13%
Median
11.00%
Q1
1.63%
Min
-20.62%
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their ROE against the Technology Hardware & Equipment industry group benchmark.

Net Margin (TTM)

Western Digital (WDC) at 69.20% keeps the most of each sales dollar — above its industry’s net margin range — and Coherent (COHR) at 12.18% also retains a top-quartile share.

COHR

Technology Hardware & Equipment industry group

12.18%

Max
27.60%
COHR
12.18%
Q3
11.66%
Median
4.08%
Q1
0.00%
Min
-11.02%

WDC

Technology Hardware & Equipment industry group

69.20%

WDC
69.20%
Max
27.60%
Q3
11.66%
Median
4.08%
Q1
0.00%
Min
-11.02%
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their net margin against the Technology Hardware & Equipment industry group benchmark.

Operating Margin (TTM)

Western Digital (WDC) at 47.68% turns sales into operating profit above its industry’s benchmark range, while Coherent (COHR) at 16.30% operates around its industry’s norm.

COHR

Technology Hardware & Equipment industry group

16.30%

Max
36.27%
Q3
18.36%
COHR
16.30%
Median
8.84%
Q1
1.46%
Min
-21.39%

WDC

Technology Hardware & Equipment industry group

47.68%

WDC
47.68%
Max
36.27%
Q3
18.36%
Median
8.84%
Q1
1.46%
Min
-21.39%
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their operating margin against the Technology Hardware & Equipment industry group benchmark.

Profitability Metrics

Profitability metrics for Coherent (COHR) and Western Digital (WDC)
MetricCOHRWDC
ROE (TTM)9.27%129.60%
ROA (TTM)3.99%25.88%
Net Margin (TTM)12.18%69.20%
Operating Margin (TTM)16.30%47.68%
Gross Margin (TTM)38.16%52.60%

Growth

Revenue Growth

Western Digital (WDC) at 35.70% sits in the top revenue growth quartile, while Coherent (COHR) at 22.51% is closer to the peer norm — faster top-line expansion for WDC.

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Coherent (COHR) vs. Western Digital (WDC): A comparison of their Revenue Growth across different time periods.

EPS Growth

Only one side can be read here: Western Digital (WDC) reports EPS growth of 372.38%, ranked against its industry; Coherent (COHR) has no EPS growth figure this period.

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Coherent (COHR) vs. Western Digital (WDC): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Coherent (COHR) and Western Digital (WDC)
MetricCOHRWDC
Revenue Growth (YoY)22.51%35.70%
Revenue Growth (3Y CAGR)11.32%27.35%
EPS Growth (YoY)--372.38%
EPS Growth (3Y CAGR)----

Financial Strength

Current Ratio (MRQ)

Both Coherent (COHR) at 2.29 and Western Digital (WDC) at 1.43 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

COHR

Technology Hardware & Equipment industry group

2.29

Max
5.34
Q3
3.02
COHR
2.29
Median
1.95
Q1
1.32
Min
0.17

WDC

Technology Hardware & Equipment industry group

1.43

Max
5.34
Q3
3.02
Median
1.95
WDC
1.43
Q1
1.32
Min
0.17
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their current ratio against the Technology Hardware & Equipment industry group benchmark.

Debt / Equity (MRQ)

Both Coherent (COHR) at 0.37 and Western Digital (WDC) at 0.10 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

COHR

Technology Hardware & Equipment industry group

0.37

Max
1.76
Q3
0.78
COHR
0.37
Median
0.24
Q1
0.04
Min
0.01

WDC

Technology Hardware & Equipment industry group

0.10

Max
1.76
Q3
0.78
Median
0.24
WDC
0.10
Q1
0.04
Min
0.01
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their debt-to-equity ratio against the Technology Hardware & Equipment industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Coherent (COHR) and Western Digital (WDC)
MetricCOHRWDC
Current Ratio (MRQ)2.291.43
Debt / Equity (MRQ)0.370.10
Net Debt / EBITDA1.56-0.06

Dividends

Dividend Yield (TTM)

Coherent (COHR) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Western Digital (WDC) reports a yield of 0.21%, ranking against industry peers normally.

COHR

Technology Hardware & Equipment industry group

0.00%

Max
0.73%
Q3
0.31%
COHR
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%

WDC

Technology Hardware & Equipment industry group

0.21%

Max
0.73%
Q3
0.31%
WDC
0.21%
Median
0.00%
Q1
0.00%
Min
0.00%
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their dividend yield against the Technology Hardware & Equipment industry group benchmark.

Dividend Payout Ratio (TTM)

Coherent (COHR) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Western Digital (WDC) reports a payout of 1.93%, ranking against industry peers normally.

COHR

Technology Hardware & Equipment industry group

0.00%

Max
32.27%
Q3
14.48%
COHR
0.00%
Median
0.00%
Q1
0.00%
Min
0.00%

WDC

Technology Hardware & Equipment industry group

1.93%

Max
32.27%
Q3
14.48%
WDC
1.93%
Median
0.00%
Q1
0.00%
Min
0.00%
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their payout ratio against the Technology Hardware & Equipment industry group benchmark.

Dividend Metrics

Dividend metrics for Coherent (COHR) and Western Digital (WDC)
MetricCOHRWDC
Dividend Yield (TTM)0.00%0.21%
Dividend Payout Ratio (TTM)0.00%1.93%

Valuation

P/E Ratio (TTM)

Western Digital (WDC) at 9.28 sits in the cheaper P/E ratio quartile, while Coherent (COHR) at 39.92 is closer to its industry’s usual earnings multiple — a discount for WDC, though growth and earnings durability still matter.

COHR

Technology Hardware & Equipment industry group

39.92

Max
69.48
Q3
41.02
COHR
39.92
Median
26.39
Q1
19.36
Min
6.07

WDC

Technology Hardware & Equipment industry group

9.28

Max
69.48
Q3
41.02
Median
26.39
Q1
19.36
WDC
9.28
Min
6.07
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their P/E ratio against the Technology Hardware & Equipment industry group benchmark.

P/S Ratio (TTM)

Coherent (COHR) at 4.80 is priced about in line with its industry on P/S ratio, while Western Digital (WDC) at 6.82 sits in the pricier quartile — WDC costs more per dollar of sales.

COHR

Technology Hardware & Equipment industry group

4.80

Max
11.30
Q3
5.82
COHR
4.80
Median
2.56
Q1
1.05
Min
0.00

WDC

Technology Hardware & Equipment industry group

6.82

Max
11.30
WDC
6.82
Q3
5.82
Median
2.56
Q1
1.05
Min
0.00
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their P/S ratio against the Technology Hardware & Equipment industry group benchmark.

P/B Ratio (MRQ)

Coherent (COHR) at 3.35 is valued about in line with its industry on P/B ratio, while Western Digital (WDC) at 10.55 carries an above-peer premium to book — WDC is pricier on assets.

COHR

Technology Hardware & Equipment industry group

3.35

Max
10.75
Q3
5.52
COHR
3.35
Median
3.17
Q1
1.79
Min
0.33

WDC

Technology Hardware & Equipment industry group

10.55

Max
10.75
WDC
10.55
Q3
5.52
Median
3.17
Q1
1.79
Min
0.33
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Coherent (COHR) vs. Western Digital (WDC): A comparison of their P/B ratio against the Technology Hardware & Equipment industry group benchmark.

Valuation Metrics

Valuation metrics for Coherent (COHR) and Western Digital (WDC)
MetricCOHRWDC
P/E Ratio (TTM)39.929.28
P/S Ratio (TTM)4.806.82
P/B Ratio (MRQ)3.3510.55
Free Cash Flow Yield (TTM)-4.44%2.76%