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COHR vs. SNDK: Coherent vs. Sandisk Stock Comparison

How do Coherent (COHR) and Sandisk (SNDK) 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 Sandisk (SNDK) both fall under the Technology Hardware & Equipment industry group, but COHR is classified in Electronic Equipment, Instruments & Components while SNDK is classified in Technology Hardware, Storage & Peripherals.

Coherent (COHR) carries decades of public-market history since October 2, 1987, while Sandisk (SNDK) listed on February 13, 2025 — long-window comparisons have far more historical data on the COHR side.

Company profile comparison for Coherent (COHR) and Sandisk (SNDK)
Profile ItemCOHRSNDK
NameCoherent Corp.Sandisk 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 USD118.82 billion USD
CurrencyUSDUSD
ExchangeNYSENasdaq
Listing DateOctober 2, 1987February 13, 2025
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

COHR
SNDK
GSPC
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Coherent (COHR) vs. Sandisk (SNDK), 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 Sandisk (SNDK). Returns over one year are annualized.

Calendar-Year Returns

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

Performance Metrics

Price performance metrics for Coherent (COHR) and Sandisk (SNDK)
MetricCOHRSNDK
Total Return (1Y)48.11%270.34%
Total Return (3Y, Annualized)90.06%--
Total Return (5Y, Annualized)28.94%--

Risk Profile

Drawdown History

COHR
SNDK
GSPC
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Coherent (COHR) vs. Sandisk (SNDK), 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 Sandisk (SNDK). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Coherent (COHR) and Sandisk (SNDK)
MetricCOHRSNDK
Volatility (1Y, Annualized)91.27%113.97%
Beta (5Y)2.196.00
Max Drawdown (5Y)-62.87%-65.46%
Avg. Volume (3M)7.56M10.75M

Risk-Adjusted Performance

Risk-Return Positioning

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COHR and SNDK 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 Sandisk (SNDK)
MetricCOHRSNDK
Sharpe Ratio (1Y)0.482.33
Sortino Ratio (1Y)0.703.66

Profitability

ROE (TTM)

Sandisk (SNDK) at 141.17% 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%

SNDK

Technology Hardware & Equipment industry group

141.17%

SNDK
141.17%
Max
42.47%
Q3
19.13%
Median
11.00%
Q1
1.63%
Min
-20.62%
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Coherent (COHR) vs. Sandisk (SNDK): A comparison of their ROE against the Technology Hardware & Equipment industry group benchmark.

Net Margin (TTM)

Sandisk (SNDK) at 67.04% 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%

SNDK

Technology Hardware & Equipment industry group

67.04%

SNDK
67.04%
Max
27.60%
Q3
11.66%
Median
4.08%
Q1
0.00%
Min
-11.02%
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Coherent (COHR) vs. Sandisk (SNDK): A comparison of their net margin against the Technology Hardware & Equipment industry group benchmark.

Operating Margin (TTM)

Sandisk (SNDK) at 79.59% 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%

SNDK

Technology Hardware & Equipment industry group

79.59%

SNDK
79.59%
Max
36.27%
Q3
18.36%
Median
8.84%
Q1
1.46%
Min
-21.39%
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Coherent (COHR) vs. Sandisk (SNDK): A comparison of their operating margin against the Technology Hardware & Equipment industry group benchmark.

Profitability Metrics

Profitability metrics for Coherent (COHR) and Sandisk (SNDK)
MetricCOHRSNDK
ROE (TTM)9.27%141.17%
ROA (TTM)3.99%68.29%
Net Margin (TTM)12.18%67.04%
Operating Margin (TTM)16.30%79.59%
Gross Margin (TTM)38.16%79.95%

Growth

Revenue Growth

Sandisk (SNDK) at 175.30% clears its industry range for revenue growth, far stronger top-line momentum than Coherent (COHR) at 22.51%, which is closer to a typical peer reading.

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Coherent (COHR) vs. Sandisk (SNDK): A comparison of their Revenue Growth across different time periods.

EPS Growth

Neither Coherent (COHR) nor Sandisk (SNDK) reports a EPS growth value for this period, so a direct comparison isn't possible.

Growth Metrics

Growth metrics for Coherent (COHR) and Sandisk (SNDK)
MetricCOHRSNDK
Revenue Growth (YoY)22.51%175.30%
Revenue Growth (3Y CAGR)11.32%49.29%
EPS Growth (YoY)----
EPS Growth (3Y CAGR)----

Financial Strength

Current Ratio (MRQ)

Both Coherent (COHR) at 2.29 and Sandisk (SNDK) at 2.58 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

SNDK

Technology Hardware & Equipment industry group

2.58

Max
5.34
Q3
3.02
SNDK
2.58
Median
1.95
Q1
1.32
Min
0.17
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Coherent (COHR) vs. Sandisk (SNDK): A comparison of their current ratio against the Technology Hardware & Equipment industry group benchmark.

Debt / Equity (MRQ)

Sandisk (SNDK) at 0.01 keeps leverage in the lower industry quartile, while Coherent (COHR) at 0.37 runs a more typical debt-to-equity mix.

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

SNDK

Technology Hardware & Equipment industry group

0.01

Max
1.76
Q3
0.78
Median
0.24
Q1
0.04
SNDK
0.01
Min
0.01
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Coherent (COHR) vs. Sandisk (SNDK): 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 Sandisk (SNDK)
MetricCOHRSNDK
Current Ratio (MRQ)2.292.58
Debt / Equity (MRQ)0.370.01
Net Debt / EBITDA1.56-0.24

Dividends

Dividend Yield (TTM)

Neither Coherent (COHR) nor Sandisk (SNDK) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.

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%

SNDK

Technology Hardware & Equipment industry group

0.00%

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

Dividend Payout Ratio (TTM)

Neither Coherent (COHR) nor Sandisk (SNDK) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.

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%

SNDK

Technology Hardware & Equipment industry group

0.00%

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

Dividend Metrics

Dividend metrics for Coherent (COHR) and Sandisk (SNDK)
MetricCOHRSNDK
Dividend Yield (TTM)0.00%0.00%
Dividend Payout Ratio (TTM)0.00%0.00%

Valuation

P/E Ratio (TTM)

Sandisk (SNDK) at 6.67 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 SNDK, 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

SNDK

Technology Hardware & Equipment industry group

6.67

Max
69.48
Q3
41.02
Median
26.39
Q1
19.36
SNDK
6.67
Min
6.07
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Coherent (COHR) vs. Sandisk (SNDK): A comparison of their P/E ratio against the Technology Hardware & Equipment industry group benchmark.

P/S Ratio (TTM)

On P/S ratio, both Coherent (COHR) at 4.80 and Sandisk (SNDK) at 4.10 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.

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

SNDK

Technology Hardware & Equipment industry group

4.10

Max
11.30
Q3
5.82
SNDK
4.10
Median
2.56
Q1
1.05
Min
0.00
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Coherent (COHR) vs. Sandisk (SNDK): 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 Sandisk (SNDK) at 6.63 carries an above-peer premium to book — SNDK 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

SNDK

Technology Hardware & Equipment industry group

6.63

Max
10.75
SNDK
6.63
Q3
5.52
Median
3.17
Q1
1.79
Min
0.33
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Coherent (COHR) vs. Sandisk (SNDK): A comparison of their P/B ratio against the Technology Hardware & Equipment industry group benchmark.

Valuation Metrics

Valuation metrics for Coherent (COHR) and Sandisk (SNDK)
MetricCOHRSNDK
P/E Ratio (TTM)39.926.67
P/S Ratio (TTM)4.804.10
P/B Ratio (MRQ)3.356.63
Free Cash Flow Yield (TTM)-4.44%9.46%