PUBM vs. HLIT
PUBM (PubMatic, Inc.) and HLIT (Harmonic Inc.) are both stocks. Both are in the Technology sector — PUBM in Software - Application, HLIT in Communication Equipment. Over the past 5 years, PUBM returned -15.78%/yr vs 17.09%/yr for HLIT. At a 0.34 correlation, their price movements are largely independent.
Performance
PUBM vs. HLIT - Performance Comparison
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Returns By Period
In the year-to-date period, PUBM achieves a 35.74% return, which is significantly lower than HLIT's 57.53% return.
PUBM
- 1D
- -1.47%
- 1M
- 17.69%
- YTD
- 35.74%
- 6M
- 32.89%
- 1Y
- 1.35%
- 3Y*
- -12.82%
- 5Y*
- -15.78%
- 10Y*
- —
HLIT
- 1D
- -1.45%
- 1M
- 32.48%
- YTD
- 57.53%
- 6M
- 61.12%
- 1Y
- 72.15%
- 3Y*
- -4.43%
- 5Y*
- 17.09%
- 10Y*
- 18.35%
PUBM vs. HLIT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
PUBM PubMatic, Inc. | 35.74% | -39.62% | -9.93% | 27.32% | -62.38% | 21.78% | -5.06% |
HLIT Harmonic Inc. | 57.53% | -25.25% | 1.46% | -0.46% | 11.39% | 59.13% | 6.41% |
Correlation
The correlation between PUBM and HLIT is 0.34, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.34 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.32 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.35 |
Correlation (All Time) Calculated using the full available price history since Dec 10, 2020 | 0.34 |
Fundamentals
PUBM:
$567.32M
HLIT:
$1.72B
PUBM:
-$0.37
HLIT:
-$0.37
PUBM:
2.03
HLIT:
3.51
PUBM:
2.26
HLIT:
4.85
PUBM:
$281.67M
HLIT:
$500.34M
PUBM:
$178.08M
HLIT:
$260.72M
PUBM:
$12.80M
HLIT:
$46.11M
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Return for Risk
PUBM vs. HLIT — Risk / Return Rank
PUBM
HLIT
PUBM vs. HLIT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for PubMatic, Inc. (PUBM) and Harmonic Inc. (HLIT). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
| PUBM | HLIT | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.02 | 1.59 | -1.57 |
Sortino ratioReturn per unit of downside risk | 0.59 | 2.25 | -1.66 |
Omega ratioGain probability vs. loss probability | 1.08 | 1.31 | -0.23 |
Calmar ratioReturn relative to maximum drawdown | 0.05 | 3.81 | -3.75 |
Martin ratioReturn relative to average drawdown | 0.08 | 8.85 | -8.76 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| PUBM | HLIT | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.02 | 1.59 | -1.57 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.24 | 0.36 | -0.60 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.36 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.21 | 0.04 | -0.24 |
Drawdowns
PUBM vs. HLIT - Drawdown Comparison
The maximum PUBM drawdown since its inception was -91.02%, smaller than the maximum HLIT drawdown of -99.32%. Use the drawdown chart below to compare losses from any high point for PUBM and HLIT.
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Drawdown Indicators
| PUBM | HLIT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -91.02% | -99.32% | +8.30% |
Max Drawdown (1Y)Largest decline over 1 year | -54.06% | -19.10% | -34.96% |
Max Drawdown (3Y)Largest decline over 3 years | -73.86% | -55.14% | -18.72% |
Max Drawdown (5Y)Largest decline over 5 years | -85.21% | -55.14% | -30.07% |
Max Drawdown (10Y)Largest decline over 10 years | — | -55.14% | — |
Current DrawdownCurrent decline from peak | -82.78% | -89.78% | +7.00% |
Average DrawdownAverage peak-to-trough decline | -70.67% | -84.34% | +13.67% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 34.29% | 8.22% | +26.07% |
Volatility
PUBM vs. HLIT - Volatility Comparison
The current volatility for PubMatic, Inc. (PUBM) is 14.16%, while Harmonic Inc. (HLIT) has a volatility of 26.06%. This indicates that PUBM experiences smaller price fluctuations and is considered to be less risky than HLIT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PUBM | HLIT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 14.16% | 26.06% | -11.90% |
Volatility (6M)Calculated over the trailing 6-month period | 32.82% | 36.68% | -3.86% |
Volatility (1Y)Calculated over the trailing 1-year period | 69.51% | 45.51% | +24.00% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 66.39% | 48.00% | +18.39% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 72.55% | 50.49% | +22.06% |
Dividends
PUBM vs. HLIT - Dividend Comparison
Neither PUBM nor HLIT has paid dividends to shareholders.
Financials
PUBM vs. HLIT - Financials Comparison
This section allows you to compare key financial metrics between PubMatic, Inc. and Harmonic Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
PUBM vs. HLIT - Profitability Comparison
PUBM - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, PubMatic, Inc. reported a gross profit of 36.47M and revenue of 62.57M. Therefore, the gross margin over that period was 58.3%.
HLIT - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Harmonic Inc. reported a gross profit of 63.62M and revenue of 121.70M. Therefore, the gross margin over that period was 52.3%.
PUBM - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, PubMatic, Inc. reported an operating income of -15.27M and revenue of 62.57M, resulting in an operating margin of -24.4%.
HLIT - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Harmonic Inc. reported an operating income of 20.45M and revenue of 121.70M, resulting in an operating margin of 16.8%.
PUBM - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, PubMatic, Inc. reported a net income of -12.51M and revenue of 62.57M, resulting in a net margin of -20.0%.
HLIT - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Harmonic Inc. reported a net income of 7.31M and revenue of 121.70M, resulting in a net margin of 6.0%.
Frequently Asked Questions
PUBM and HLIT have a correlation of 0.34, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
HLIT has higher volatility (26.06%) compared to PUBM (14.16%). In terms of maximum drawdown, PUBM dropped -91.02% vs HLIT's -99.32%.
HLIT currently has the higher Sharpe Ratio (1.59 vs 0.02), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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