FFIV vs. C

Last updated Jun 13, 2026

FFIV (F5 Networks, Inc.) and C (Citigroup Inc.) are both stocks. FFIV operates in Software - Infrastructure (Technology), while C operates in Banks - Diversified (Financial Services). Over the past 10 years, FFIV returned 12.87%/yr vs 16.22%/yr for C. At a 0.34 correlation, their price movements are largely independent.

Performance

FFIV vs. C - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in F5 Networks, Inc. (FFIV) and Citigroup Inc. (C). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FFIV achieves a 55.20% return, which is significantly higher than C's 21.02% return. Over the past 10 years, FFIV has underperformed C with an annualized return of 12.87%, while C has yielded a comparatively higher 16.22% annualized return.

FFIV

• 1D: 0.59%
• 1M: 9.26%
• YTD: 55.20%
• 6M: 50.82%
• 1Y: 38.22%
• 3Y*: 38.11%
• 5Y*: 15.50%
• 10Y*: 12.87%

C

• 1D: 1.27%
• 1M: 13.30%
• YTD: 21.02%
• 6M: 26.32%
• 1Y: 87.27%
• 3Y*: 46.87%
• 5Y*: 16.80%
• 10Y*: 16.22%

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

FFIV vs. C - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FFIV F5 Networks, Inc.	55.20%	1.51%	40.50%	24.72%	-41.36%	39.09%	25.99%	-13.81%	23.48%	-9.33%
C Citigroup Inc.	21.02%	70.38%	41.93%	18.98%	-22.09%	0.93%	-19.70%	57.82%	-28.49%	27.03%

Correlation

The correlation between FFIV and C is 0.31, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.31
Correlation (3Y) Calculated over the trailing 3-year period	0.38
Correlation (5Y) Calculated over the trailing 5-year period	0.44
Correlation (10Y) Calculated over the trailing 10-year period	0.42
Correlation (All Time) Calculated using the full available price history since Jun 4, 1999	0.34

The correlation between FFIV and C shifts across timeframes, from 0.31 (1 year) to 0.44 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap FFIV : $22.70B C : $248.34B
EPS FFIV : $12.19 C : $8.65
PE Ratio FFIV : 32.50 C : 16.17
PS Ratio FFIV : 9.54 C : 1.51
PB Ratio FFIV : 6.22 C : 1.30
Total Revenue (TTM) FFIV : $2.41B C : $171.19B
Gross Profit (TTM) FFIV : $2.63B C : $77.85B
EBITDA (TTM) FFIV : $889.95M C : $24.12B

Return for Risk

FFIV vs. C — Risk / Return Rank

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

FFIV

FFIV Risk / Return Rank: 69
FFIV Sharpe Ratio Rank: 75
FFIV Sortino Ratio Rank: 69
FFIV Omega Ratio Rank: 70
FFIV Calmar Ratio Rank: 65
FFIV Martin Ratio Rank: 64

C

C Risk / Return Rank: 94
C Sharpe Ratio Rank: 95
C Sortino Ratio Rank: 94
C Omega Ratio Rank: 92
C Calmar Ratio Rank: 94
C Martin Ratio Rank: 94

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.

FFIV vs. C - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for F5 Networks, Inc. (FFIV) and Citigroup Inc. (C). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	FFIV	C	Difference
Sharpe ratio: Return per unit of total volatility	1.08	2.93	-1.86
Sortino ratio: Return per unit of downside risk	1.58	3.57	-1.99
Omega ratio: Gain probability vs. loss probability	1.21	1.45	-0.24
Calmar ratio: Return relative to maximum drawdown	1.04	5.64	-4.60
Martin ratio: Return relative to average drawdown	2.28	16.25	-13.97

FFIV vs. C - Sharpe Ratio Comparison

The current FFIV Sharpe Ratio is 1.08, which is lower than the C Sharpe Ratio of 2.93. The chart below compares the historical Sharpe Ratios of FFIV and C, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

FFIV vs. C - Drawdown Comparison

The maximum FFIV drawdown since its inception was -97.59%, roughly equal to the maximum C drawdown of -98.00%. Use the drawdown chart below to compare losses from any high point for FFIV and C.

Drawdown Indicators

	FFIV	C	Difference
Max Drawdown Largest peak-to-trough decline	-97.59%	-98.00%	+0.41%
Max Drawdown (1Y) Largest decline over 1 year	-34.73%	-14.76%	-19.97%
Max Drawdown (3Y) Largest decline over 3 years	-34.73%	-31.31%	-3.42%
Max Drawdown (5Y) Largest decline over 5 years	-47.42%	-44.31%	-3.11%
Max Drawdown (10Y) Largest decline over 10 years	-54.59%	-56.51%	+1.92%
Current Drawdown Current decline from peak	-3.17%	-62.68%	+59.51%
Average Drawdown Average peak-to-trough decline	-40.16%	-43.51%	+3.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	15.77%	5.12%	+10.65%

Volatility

FFIV vs. C - Volatility Comparison

F5 Networks, Inc. (FFIV) has a higher volatility of 8.89% compared to Citigroup Inc. (C) at 8.30%. This indicates that FFIV's price experiences larger fluctuations and is considered to be riskier than C based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FFIV	C	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.89%	8.30%	+0.59%
Volatility (6M) Calculated over the trailing 6-month period	24.72%	23.09%	+1.63%
Volatility (1Y) Calculated over the trailing 1-year period	33.48%	28.37%	+5.11%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.97%	29.20%	+0.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.56%	33.23%	-3.67%

Dividends

FFIV vs. C - Dividend Comparison

FFIV has not paid dividends to shareholders, while C's dividend yield for the trailing twelve months is around 1.72%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
C Citigroup Inc.	1.72%	1.99%	3.10%	4.04%	4.51%	3.38%	3.31%	2.40%	2.96%	1.29%	0.71%	0.31%
FFIV F5 Networks, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both FFIV and C in my portfolio?

FFIV and C have a correlation of 0.31, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FFIV or C?

FFIV has higher volatility (8.89%) compared to C (8.30%). In terms of maximum drawdown, FFIV dropped -97.59% vs C's -98.00%.

Which has better risk-adjusted returns?

C currently has the higher Sharpe Ratio (2.93 vs 1.08), 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.