SNDK vs. TDY: Sandisk vs. Teledyne Stock Comparison
How do Sandisk (SNDK) and Teledyne (TDY) 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
Sandisk (SNDK) and Teledyne (TDY) both fall under the Technology Hardware & Equipment industry group, but SNDK is classified in Technology Hardware, Storage & Peripherals while TDY is classified in Electronic Equipment, Instruments & Components.
Teledyne (TDY) carries decades of public-market history since November 23, 1999, while Sandisk (SNDK) listed on February 13, 2025 — long-window comparisons have far more historical data on the TDY side.
| Profile Item | SNDK | TDY |
|---|---|---|
| Name | Sandisk Corp. | Teledyne Technologies Incorporated |
| Country/Region | United States | United States |
| GICS Sector | Information Technology | Information Technology |
| GICS Industry Group | Technology Hardware & Equipment | Technology Hardware & Equipment |
| GICS Industry | Technology Hardware, Storage & Peripherals | Electronic Equipment, Instruments & Components |
| GICS Sub-Industry | Technology Hardware, Storage & Peripherals | Electronic Equipment & Instruments |
| Market Capitalization | 118.82 billion USD | 28.68 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | NYSE |
| Listing Date | February 13, 2025 | November 23, 1999 |
| Security Type | Common Stock | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | SNDK | TDY |
|---|---|---|
| Total Return (1Y) | 270.34% | 25.47% |
| Total Return (3Y, Annualized) | -- | 19.59% |
| Total Return (5Y, Annualized) | -- | 7.96% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
Sandisk (SNDK) carries a highly aggressive beta of 6.00, indicating much higher sensitivity to broad-market moves, whereas Teledyne (TDY) is closer to market-like at 0.88 — a noticeable difference in market-sensitivity profile.
Sandisk (SNDK) is heavily traded at around 10.75M shares per day, whereas Teledyne (TDY) sees a more moderate 304.37K — larger orders in the latter may require more patience and tighter control over order sizing.
| Metric | SNDK | TDY |
|---|---|---|
| Volatility (1Y, Annualized) | 113.97% | 27.63% |
| Beta (5Y) | 6.00 | 0.88 |
| Max Drawdown (5Y) | -65.46% | -32.24% |
| Avg. Volume (3M) | 10.75M | 304.37K |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | SNDK | TDY |
|---|---|---|
| Sharpe Ratio (1Y) | 2.33 | 0.77 |
| Sortino Ratio (1Y) | 3.66 | 1.19 |
Profitability
ROE (TTM)
Sandisk (SNDK) at 141.17% clears its industry range for ROE, a sharper capital-efficiency signal than Teledyne (TDY) at 9.47%, which is closer to a typical peer reading.
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%
TDY
Technology Hardware & Equipment industry group
9.47%
- Max
- 42.47%
- Q3
- 19.13%
- Median
- 11.00%
- TDY
- 9.47%
- Q1
- 1.63%
- Min
- -20.62%
Net Margin (TTM)
Sandisk (SNDK) at 67.04% keeps the most of each sales dollar — above its industry’s net margin range — and Teledyne (TDY) at 15.75% also retains a top-quartile share.
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%
TDY
Technology Hardware & Equipment industry group
15.75%
- Max
- 27.60%
- TDY
- 15.75%
- Q3
- 11.66%
- Median
- 4.08%
- Q1
- 0.00%
- Min
- -11.02%
Operating Margin (TTM)
Sandisk (SNDK) at 79.59% shows unusually strong operating efficiency — above its industry’s operating margin range — and Teledyne (TDY) at 20.76% also operates in the top quartile.
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%
TDY
Technology Hardware & Equipment industry group
20.76%
- Max
- 36.27%
- TDY
- 20.76%
- Q3
- 18.36%
- Median
- 8.84%
- Q1
- 1.46%
- Min
- -21.39%
Profitability Metrics
| Metric | SNDK | TDY |
|---|---|---|
| ROE (TTM) | 141.17% | 9.47% |
| ROA (TTM) | 68.29% | 5.31% |
| Net Margin (TTM) | 67.04% | 15.75% |
| Operating Margin (TTM) | 79.59% | 20.76% |
| Gross Margin (TTM) | 79.95% | 43.60% |
Growth
Revenue Growth
Sandisk (SNDK) at 175.30% clears its industry range for revenue growth, far stronger top-line momentum than Teledyne (TDY) at 7.86%, which is closer to a typical peer reading.
EPS Growth
Only one side can be read here: Teledyne (TDY) reports EPS growth of 9.70%, ranked against its industry; Sandisk (SNDK) has no EPS growth figure this period.
Growth Metrics
| Metric | SNDK | TDY |
|---|---|---|
| Revenue Growth (YoY) | 175.30% | 7.86% |
| Revenue Growth (3Y CAGR) | 49.29% | 3.86% |
| EPS Growth (YoY) | -- | 9.70% |
| EPS Growth (3Y CAGR) | -- | 4.53% |
Financial Strength
Current Ratio (MRQ)
Both Sandisk (SNDK) at 2.58 and Teledyne (TDY) at 2.31 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.
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
TDY
Technology Hardware & Equipment industry group
2.31
- Max
- 5.34
- Q3
- 3.02
- TDY
- 2.31
- Median
- 1.95
- Q1
- 1.32
- Min
- 0.17
Debt / Equity (MRQ)
Sandisk (SNDK) at 0.01 keeps leverage in the lower industry quartile, while Teledyne (TDY) at 0.18 runs a more typical debt-to-equity mix.
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
TDY
Technology Hardware & Equipment industry group
0.18
- Max
- 1.76
- Q3
- 0.78
- Median
- 0.24
- TDY
- 0.18
- Q1
- 0.04
- Min
- 0.01
Financial Strength Metrics
| Metric | SNDK | TDY |
|---|---|---|
| Current Ratio (MRQ) | 2.58 | 2.31 |
| Debt / Equity (MRQ) | 0.01 | 0.18 |
| Net Debt / EBITDA | -0.24 | 0.88 |
Dividends
Dividend Yield (TTM)
Neither Sandisk (SNDK) nor Teledyne (TDY) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.
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%
TDY
Technology Hardware & Equipment industry group
0.00%
- Max
- 0.73%
- Q3
- 0.31%
- TDY
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Neither Sandisk (SNDK) nor Teledyne (TDY) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.
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%
TDY
Technology Hardware & Equipment industry group
0.00%
- Max
- 32.27%
- Q3
- 14.48%
- TDY
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | SNDK | TDY |
|---|---|---|
| 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 Teledyne (TDY) at 28.32 is closer to its industry’s usual earnings multiple — a discount for SNDK, though growth and earnings durability still matter.
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
TDY
Technology Hardware & Equipment industry group
28.32
- Max
- 69.48
- Q3
- 41.02
- TDY
- 28.32
- Median
- 26.39
- Q1
- 19.36
- Min
- 6.07
P/S Ratio (TTM)
On P/S ratio, both Sandisk (SNDK) at 4.10 and Teledyne (TDY) at 4.40 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.
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
TDY
Technology Hardware & Equipment industry group
4.40
- Max
- 11.30
- Q3
- 5.82
- TDY
- 4.40
- Median
- 2.56
- Q1
- 1.05
- Min
- 0.00
P/B Ratio (MRQ)
Teledyne (TDY) at 2.57 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.
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
TDY
Technology Hardware & Equipment industry group
2.57
- Max
- 10.75
- Q3
- 5.52
- Median
- 3.17
- TDY
- 2.57
- Q1
- 1.79
- Min
- 0.33
Valuation Metrics
| Metric | SNDK | TDY |
|---|---|---|
| P/E Ratio (TTM) | 6.67 | 28.32 |
| P/S Ratio (TTM) | 4.10 | 4.40 |
| P/B Ratio (MRQ) | 6.63 | 2.57 |
| Free Cash Flow Yield (TTM) | 9.46% | 3.33% |