RNG vs. ZM

Last updated Apr 2, 2026

Compare and contrast key facts about RingCentral, Inc. (RNG) and Zoom Video Communications, Inc. (ZM).

Performance

RNG vs. ZM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in RingCentral, Inc. (RNG) and Zoom Video Communications, Inc. (ZM). The values are adjusted to include any dividend payments, if applicable.

RNG vs. ZM - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
RNG RingCentral, Inc.	32.27%	-17.51%	3.12%	-4.10%	-81.10%	-50.56%	124.68%	59.88%
ZM Zoom Video Communications, Inc.	-6.48%	5.73%	13.49%	6.16%	-63.17%	-45.48%	395.77%	9.74%

Fundamentals

Market Cap RNG : $3.35B ZM : $24.46B
EPS RNG : $0.48 ZM : $6.17
PE Ratio RNG : 79.90 ZM : 13.09
PS Ratio RNG : 1.38 ZM : 5.11
Total Revenue (TTM) RNG : $2.52B ZM : $4.87B
Gross Profit (TTM) RNG : $1.79B ZM : $3.75B
EBITDA (TTM) RNG : $331.71M ZM : $1.22B

Returns By Period

In the year-to-date period, RNG achieves a 32.27% return, which is significantly higher than ZM's -6.48% return.

RNG

• 1D: 2.53%
• 1M: 5.70%
• YTD: 32.27%
• 6M: 35.89%
• 1Y: 50.62%
• 3Y*: 7.59%
• 5Y*: -34.00%
• 10Y*: 9.13%

ZM

• 1D: 0.39%
• 1M: 10.97%
• YTD: -6.48%
• 6M: -0.71%
• 1Y: 9.02%
• 3Y*: 3.01%
• 5Y*: -24.37%
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

RNG vs. ZM — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

RNG

RNG Risk / Return Rank: 73
RNG Sharpe Ratio Rank: 68
RNG Sortino Ratio Rank: 73
RNG Omega Ratio Rank: 70
RNG Calmar Ratio Rank: 80
RNG Martin Ratio Rank: 77

ZM

ZM Risk / Return Rank: 48
ZM Sharpe Ratio Rank: 49
ZM Sortino Ratio Rank: 45
ZM Omega Ratio Rank: 44
ZM Calmar Ratio Rank: 50
ZM Martin Ratio Rank: 52

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

RNG vs. ZM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for RingCentral, Inc. (RNG) and Zoom Video Communications, Inc. (ZM). 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.

	RNG	ZM	Difference
Sharpe ratio Return per unit of total volatility	0.79	0.25	+0.54
Sortino ratio Return per unit of downside risk	1.77	0.64	+1.12
Omega ratio Gain probability vs. loss probability	1.22	1.08	+0.14
Calmar ratio Return relative to maximum drawdown	2.31	0.38	+1.93
Martin ratio Return relative to average drawdown	5.15	1.01	+4.14
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RNG vs. ZM - Sharpe Ratio Comparison

The current RNG Sharpe Ratio is 0.79, which is higher than the ZM Sharpe Ratio of 0.25. The chart below compares the historical Sharpe Ratios of RNG and ZM, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	RNG	ZM	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.79	0.25	+0.54
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.55	-0.56	+0.01
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.17	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.11	0.07	+0.04

Correlation

The correlation between RNG and ZM is 0.58, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

RNG vs. ZM - Dividend Comparison

RNG's dividend yield for the trailing twelve months is around 0.20%, while ZM has not paid dividends to shareholders.

	TTM
RNG RingCentral, Inc.	0.20%
ZM Zoom Video Communications, Inc.	0.00%

Drawdowns

RNG vs. ZM - Drawdown Comparison

The maximum RNG drawdown since its inception was -95.15%, which is greater than ZM's maximum drawdown of -90.27%. Use the drawdown chart below to compare losses from any high point for RNG and ZM.

Drawdown Indicators

	RNG	ZM	Difference
Max Drawdown Largest peak-to-trough decline	-95.15%	-90.27%	-4.88%
Max Drawdown (1Y) Largest decline over 1 year	-23.49%	-24.42%	+0.93%
Max Drawdown (5Y) Largest decline over 5 years	-93.49%	-86.21%	-7.28%
Max Drawdown (10Y) Largest decline over 10 years	-95.15%	—	—
Current Drawdown Current decline from peak	-91.38%	-85.80%	-5.58%
Average Drawdown Average peak-to-trough decline	-41.61%	-62.30%	+20.69%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.54%	9.27%	+1.27%

Volatility

RNG vs. ZM - Volatility Comparison

RingCentral, Inc. (RNG) has a higher volatility of 15.76% compared to Zoom Video Communications, Inc. (ZM) at 8.62%. This indicates that RNG's price experiences larger fluctuations and is considered to be riskier than ZM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RNG	ZM	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.76%	8.62%	+7.14%
Volatility (6M) Calculated over the trailing 6-month period	46.08%	28.59%	+17.49%
Volatility (1Y) Calculated over the trailing 1-year period	64.63%	36.64%	+27.99%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	62.12%	43.77%	+18.35%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	54.95%	54.47%	+0.48%

Financials

RNG vs. ZM - Profitability Comparison

The chart below illustrates the profitability comparison between RingCentral, Inc. and Zoom Video Communications, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

RNG - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, RingCentral, Inc. reported a gross profit of 460.53M and revenue of 644.03M. Therefore, the gross margin over that period was 71.5%.

ZM - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Zoom Video Communications, Inc. reported a gross profit of 951.29M and revenue of 1.25B. Therefore, the gross margin over that period was 76.3%.

RNG - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, RingCentral, Inc. reported an operating income of 42.44M and revenue of 644.03M, resulting in an operating margin of 6.6%.

ZM - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Zoom Video Communications, Inc. reported an operating income of 249.89M and revenue of 1.25B, resulting in an operating margin of 20.0%.

RNG - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, RingCentral, Inc. reported a net income of 22.97M and revenue of 644.03M, resulting in a net margin of 3.6%.

ZM - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Zoom Video Communications, Inc. reported a net income of 674.08M and revenue of 1.25B, resulting in a net margin of 54.1%.