Viant Technology (DSP) vs PubMatic (PUBM)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 7, 2026.
Summary
PubMatic (PUBM) has outperformed Viant Technology (DSP) over the past year, gaining 124.5% versus a gain of 50.9%. Over five years, DSP leads with a -4.0% price change compared with -36.3% for PUBM. Viant Technology is the larger company by market cap ($850.2 million vs $845.9 million), about 1.0 times the size.
On valuation, Viant Technology trades at a lower forward P/E (16.3x vs 22.8x for PubMatic).
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 | DSP | PUBM |
|---|---|---|
| Share price | $12.78 | $18.57 |
| Market cap | $850.17M | $845.86M |
| 1-day change | +7.12% | +1.20% |
| YTD return | +6.15% | +109.36% |
| 1-year return | +50.89% | +124.55% |
| 5-year return | -3.98% | -36.27% |
| P/E ratio (TTM) | 35.50 | — |
| Forward P/E | 16.26 | 22.83 |
| EPS (TTM) | $0.36 | $-0.29 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $14.80 | $19.48 |
| 52-week low | $8.11 | $6.15 |
| Distance from 52-week high | -13.65% | -4.67% |
| Average volume | 359.68K | 677.71K |
| Shares outstanding | 21.18M | 37.30M |
| Sector | Technology | Technology |
| Industry | Computer Software: Programming Data Processing | Computer Software: Programming Data Processing |
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
- PUBM has outperformed DSP by 73.7 percentage points over the past year.
DSP vs PUBM FAQ
Which is bigger, Viant Technology or PubMatic?
Viant Technology (DSP) is larger, with a market capitalization of $850.17M compared with $845.86M for PubMatic (PUBM).
Which stock has performed better over the past year, DSP or PUBM?
PUBM returned +124.55% over the past 12 months, compared with +50.89% for DSP (price return, excluding dividends). Past performance does not predict future results.
Are Viant Technology and PubMatic in the same industry?
Yes. Both are classified in the Computer Software: Programming Data Processing industry within the Technology sector.