SNDK vs VST: Which Is the Better Buy?
Side-by-side comparison of Sandisk Corporation and Vistra Corp. — fair value, conviction, valuation metrics, and QuantHub research signals.
Updated 2026-09-19.
Sandisk Corporation · Technology
$1,614.39
-25.3% upside to fair value
Med Conviction
Grade C
VS
Vistra Corp. · Utilities
$140.67
-23.0% upside to fair value
Med Conviction
Grade C
QuantHub Verdict
VST has more upside to fair value
(-23.0%).
These are model outputs — not personalized investment advice.
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Valuation & Fundamentals
| Metric |
SNDK |
VST |
| Current Price |
$1,614.39 |
$140.67 |
| Fair Value Estimate |
$1,206.72 |
$108.27 |
| Upside to Fair Value |
-25.3%
|
-23.0%
|
| Market Cap |
$239.1B |
$47.4B |
| Forward P/E |
—
|
—
|
| EV / EBITDA |
17.9x
|
10.3x
|
| Price / Sales |
11.8x
|
3.0x
|
| Price / FCF |
20.6x
|
34.7x
|
| Revenue Growth YoY |
+371.6%
|
-5.5%
|
| Gross Margin |
71.5%
|
13.0%
|
| Operating Margin |
61.2%
|
2.3%
|
| Return on Equity |
93.1%
|
41.5%
|
| Dividend Yield |
0% |
0.65% |
| FCF Yield |
4.84%
|
2.88%
|
| Analyst Consensus |
Strong Buy
|
Strong Buy
|
Investment Thesis
Sandisk designs and manufactures NAND flash storage solutions, including SSDs, embedded memory, removable cards, USB devices, and wafers, employing roughly 11,100 people from its Milpitas, California headquarters. The business is currently generating extraordinary profitability, with TTM gross margin of 71.5%, operating margin of 61.2%, net margin of 56.5%, and ROE of 93.1%, while revenue grew 37…
Vistra Corp. is a vertically integrated independent power producer and retail electricity supplier operating roughly 38,700 megawatts of generation across natural gas, nuclear, coal, solar, and battery storage, serving about 4.3 million retail customers in 20 states and the District of Columbia. The business quality is mixed: the diversified PJM and ERCOT fleet plus retail load is a genuine struc…
Accumulation Zones
| Metric |
SNDK |
VST |
| Zone Low |
$905.04 |
$81.20 |
| Zone High |
$1,025.71 |
$92.03 |
| In Buy Zone? |
No
|
No
|