Aspen Aerogels (ASPN) vs Koppers (KOP)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Koppers (KOP) has outperformed Aspen Aerogels (ASPN) over the past year, gaining 65.8% versus a loss of 28.3%. Over five years, KOP leads with a +31.2% price change compared with -88.3% for ASPN. Koppers is the larger company by market cap ($836.6 million vs $467.2 million), about 1.8 times the size.
Koppers pays a dividend yielding 0.77%, while Aspen Aerogels does not currently pay one.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | ASPN | KOP |
|---|---|---|
| Share price | $5.63 | $44.24 |
| Market cap | $467.23M | $836.65M |
| 1-day change | -2.60% | +0.82% |
| YTD return | +104.24% | +62.04% |
| 1-year return | -28.29% | +65.77% |
| 5-year return | -88.32% | +31.18% |
| Forward P/E | — | 9.03 |
| EPS (TTM) | $-1.53 | $-4.64 |
| Dividend yield | 0.00% | 0.77% |
| Annual dividend | $0.00 | $0.34 |
| 52-week high | $9.35 | $53.00 |
| 52-week low | $2.30 | $25.00 |
| Distance from 52-week high | -39.77% | -16.53% |
| Analyst consensus | buy | none |
| Avg. price target upside | +37.66% | +28.84% |
| Average volume | 1.13M | 176.96K |
| Shares outstanding | 82.99M | 18.91M |
| Employees | 854 | 1,859 |
| Sector | Consumer Discretionary | Basic Materials |
| Industry | RETAIL: Building Materials | Forest Products |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- KOP has outperformed ASPN by 94.1 percentage points over the past year.
- The two companies sit in different sectors: Aspen Aerogels in Consumer Discretionary and Koppers in Basic Materials.
About Aspen Aerogels
ASPN stock →Aspen Aerogels, Inc., an aerogel technology company, designs, develops, manufactures, and sells aerogel materials primarily for use in the energy industrial, sustainable insulation materials, and electric vehicle (EV) markets in the United States, Canada, Asia, Europe, and Latin America. It operates through two segments: Thermal Barrier and Energy Industrial.
Consumer Discretionary · RETAIL: Building Materials · 854 employees
About Koppers
KOP stock →Koppers Holdings Inc. provides treated wood products, wood preservation chemicals, and carbon compounds in the United States, Australasia, Europe, and internationally.
Basic Materials · Forest Products · 1,859 employees
ASPN vs KOP FAQ
Which is bigger, Aspen Aerogels or Koppers?
Koppers (KOP) is larger, with a market capitalization of $836.65M compared with $467.23M for Aspen Aerogels (ASPN).
Which stock has performed better over the past year, ASPN or KOP?
KOP returned +65.77% over the past 12 months, compared with -28.29% for ASPN (price return, excluding dividends). Past performance does not predict future results.
Which pays a higher dividend, Aspen Aerogels or Koppers?
Koppers pays a dividend yielding 0.77%, while Aspen Aerogels does not currently pay a regular dividend.
Are Aspen Aerogels and Koppers in the same industry?
No. Aspen Aerogels is in the Consumer Discretionary sector, while Koppers is in Basic Materials.