CER.L vs. GAMA.L
CER.L (Cerillion plc) and GAMA.L (Gamma Communications plc) are both stocks. CER.L operates in Software - Application (Technology), while GAMA.L operates in Telecom Services (Communication Services). Over the past 10 years, CER.L returned 29.15%/yr vs 9.28%/yr for GAMA.L. At a 0.09 correlation, their price movements are largely independent.
Performance
CER.L vs. GAMA.L - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, CER.L achieves a 4.43% return, which is significantly lower than GAMA.L's 4.84% return. Over the past 10 years, CER.L has outperformed GAMA.L with an annualized return of 29.15%, while GAMA.L has yielded a comparatively lower 9.28% annualized return.
CER.L
- 1D
- -3.44%
- 1M
- -0.78%
- YTD
- 4.43%
- 6M
- -1.24%
- 1Y
- -33.65%
- 3Y*
- -2.35%
- 5Y*
- 9.63%
- 10Y*
- 29.15%
GAMA.L
- 1D
- 0.47%
- 1M
- 6.12%
- YTD
- 4.84%
- 6M
- 3.38%
- 1Y
- -17.70%
- 3Y*
- -5.63%
- 5Y*
- -12.79%
- 10Y*
- 9.28%
CER.L vs. GAMA.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CER.L Cerillion plc | 4.43% | -29.70% | 10.46% | 33.65% | 37.13% | 116.30% | 78.05% | 81.73% | -4.14% | 8.93% |
GAMA.L Gamma Communications plc | 4.84% | -38.48% | 37.47% | 5.50% | -33.64% | 0.94% | 24.70% | 83.75% | 14.44% | 40.13% |
Correlation
The correlation between CER.L and GAMA.L is 0.13, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.13 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.10 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.10 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.09 |
Correlation (All Time) Calculated using the full available price history since Mar 21, 2016 | 0.09 |
Fundamentals
CER.L:
£373.77M
GAMA.L:
£897.91M
CER.L:
£0.94
GAMA.L:
£1.25
CER.L:
13.39
GAMA.L:
7.60
CER.L:
0.49
GAMA.L:
1.19
CER.L:
4.42
GAMA.L:
0.85
CER.L:
6.17
GAMA.L:
2.33
CER.L:
£84.61M
GAMA.L:
£1.07B
CER.L:
£62.92M
GAMA.L:
£524.40M
CER.L:
£40.90M
GAMA.L:
£202.95M
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
CER.L vs. GAMA.L — Risk / Return Rank
CER.L
GAMA.L
CER.L vs. GAMA.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Cerillion plc (CER.L) and Gamma Communications plc (GAMA.L). 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.
| CER.L | GAMA.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.19 | ||
| Sortino ratioReturn per unit of downside risk | -0.27 | ||
| Omega ratioGain probability vs. loss probability | 0.88 | 0.92 | -0.04 |
| Calmar ratioReturn relative to maximum drawdown | -0.71 | -0.43 | -0.29 |
| Martin ratioReturn relative to average drawdown | -1.29 | -0.86 | -0.43 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| CER.L | GAMA.L | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -0.73 | -0.54 | -0.19 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.25 | -0.44 | +0.68 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.83 | 0.31 | +0.53 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.94 | 0.53 | +0.42 |
Drawdowns
CER.L vs. GAMA.L - Drawdown Comparison
The maximum CER.L drawdown since its inception was -47.28%, smaller than the maximum GAMA.L drawdown of -68.18%. Use the drawdown chart below to compare losses from any high point for CER.L and GAMA.L.
Loading charts...
Drawdown Indicators
| CER.L | GAMA.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -47.28% | -68.18% | +20.90% |
Max Drawdown (1Y)Largest decline over 1 year | -47.01% | -41.34% | -5.67% |
Max Drawdown (3Y)Largest decline over 3 years | -47.28% | -58.48% | +11.20% |
Max Drawdown (5Y)Largest decline over 5 years | -47.28% | -68.18% | +20.90% |
Max Drawdown (10Y)Largest decline over 10 years | -47.28% | -68.18% | +20.90% |
Current DrawdownCurrent decline from peak | -33.65% | -56.03% | +22.38% |
Average DrawdownAverage peak-to-trough decline | -10.55% | -22.08% | +11.53% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 25.89% | 20.64% | +5.25% |
Volatility
CER.L vs. GAMA.L - Volatility Comparison
The current volatility for Cerillion plc (CER.L) is 9.65%, while Gamma Communications plc (GAMA.L) has a volatility of 11.04%. This indicates that CER.L experiences smaller price fluctuations and is considered to be less risky than GAMA.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| CER.L | GAMA.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.65% | 11.04% | -1.39% |
Volatility (6M)Calculated over the trailing 6-month period | 32.83% | 28.19% | +4.64% |
Volatility (1Y)Calculated over the trailing 1-year period | 45.72% | 32.63% | +13.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 39.12% | 29.15% | +9.97% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 36.66% | 30.33% | +6.33% |
Dividends
CER.L vs. GAMA.L - Dividend Comparison
CER.L's dividend yield for the trailing twelve months is around 0.84%, less than GAMA.L's 2.33% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CER.L Cerillion plc | 0.84% | 1.15% | 1.28% | 0.70% | 0.75% | 0.80% | 2.12% | 1.92% | 3.15% | 2.73% | 2.82% | 0.00% |
GAMA.L Gamma Communications plc | 2.33% | 2.21% | 1.17% | 1.39% | 1.28% | 0.74% | 0.66% | 0.73% | 1.19% | 1.21% | 1.48% | 1.43% |
Financials
CER.L vs. GAMA.L - Financials Comparison
This section allows you to compare key financial metrics between Cerillion plc and Gamma Communications plc. 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
CER.L vs. GAMA.L - Profitability Comparison
CER.L - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Cerillion plc reported a gross profit of 12.35M and revenue of 18.01M. Therefore, the gross margin over that period was 68.6%.
GAMA.L - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Gamma Communications plc reported a gross profit of 156.00M and revenue of 329.20M. Therefore, the gross margin over that period was 47.4%.
CER.L - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Cerillion plc reported an operating income of 4.86M and revenue of 18.01M, resulting in an operating margin of 27.0%.
GAMA.L - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Gamma Communications plc reported an operating income of 49.80M and revenue of 329.20M, resulting in an operating margin of 15.1%.
CER.L - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Cerillion plc reported a net income of 4.11M and revenue of 18.01M, resulting in a net margin of 22.8%.
GAMA.L - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Gamma Communications plc reported a net income of 32.60M and revenue of 329.20M, resulting in a net margin of 9.9%.
Frequently Asked Questions
CER.L and GAMA.L have a correlation of 0.13, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
Find the right allocation for CER.L and GAMA.L
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer