LUMN vs. FAT

Last updated Jun 3, 2026

LUMN (Lumen Technologies, Inc.) and FAT (FAT Brands Inc.) are both stocks. LUMN operates in Telecom Services (Communication Services), while FAT operates in Restaurants (Consumer Cyclical). Over the past 5 years, LUMN returned -4.75%/yr vs -48.69%/yr for FAT. At a 0.12 correlation, their price movements are largely independent.

Performance

LUMN vs. FAT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Lumen Technologies, Inc. (LUMN) and FAT Brands Inc. (FAT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LUMN achieves a 35.91% return, which is significantly higher than FAT's -48.32% return.

LUMN

• 1D: -0.38%
• 1M: 13.30%
• YTD: 35.91%
• 6M: 15.54%
• 1Y: 174.29%
• 3Y*: 73.84%
• 5Y*: -4.75%
• 10Y*: -3.61%

FAT

• 1D: 0.00%
• 1M: 0.00%
• YTD: -48.32%
• 6M: -73.93%
• 1Y: -92.54%
• 3Y*: -62.32%
• 5Y*: -48.69%
• 10Y*: —

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

LUMN vs. FAT - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
LUMN Lumen Technologies, Inc.	35.91%	46.33%	190.16%	-64.94%	-55.48%	38.82%	-19.18%	-5.22%	2.00%	-7.80%
FAT FAT Brands Inc.	-48.32%	-89.39%	-3.66%	32.64%	-50.03%	86.50%	30.77%	-1.21%	-44.62%	-21.20%

Correlation

The correlation between LUMN and FAT 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	0.19
Correlation (5Y) Calculated over the trailing 5-year period	0.15
Correlation (All Time) Calculated using the full available price history since Oct 24, 2017	0.12

Fundamentals

Market Cap LUMN : $10.55B FAT : $2.91M
EPS LUMN : -$1.75 FAT : -$12.65
PS Ratio LUMN : 0.87 FAT : 0.01
Total Revenue (TTM) LUMN : $12.12B FAT : $574.14M
Gross Profit (TTM) LUMN : $1.52B FAT : $157.40M
EBITDA (TTM) LUMN : $1.12B FAT : -$45.08M

Return for Risk

LUMN vs. FAT — Risk / Return Rank

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

LUMN

LUMN Risk / Return Rank: 85
LUMN Sharpe Ratio Rank: 89
LUMN Sortino Ratio Rank: 85
LUMN Omega Ratio Rank: 84
LUMN Calmar Ratio Rank: 85
LUMN Martin Ratio Rank: 80

FAT

FAT Risk / Return Rank: 3
FAT Sharpe Ratio Rank: 5
FAT Sortino Ratio Rank: 1
FAT Omega Ratio Rank: 0
FAT Calmar Ratio Rank: 2
FAT Martin Ratio Rank: 8

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.

LUMN vs. FAT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Lumen Technologies, Inc. (LUMN) and FAT Brands Inc. (FAT). 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.

	LUMN	FAT	Difference
Sharpe ratio Return per unit of total volatility	2.20	-0.95	+3.15
Sortino ratio Return per unit of downside risk	2.73	-2.54	+5.27
Omega ratio Gain probability vs. loss probability	1.35	0.56	+0.80
Calmar ratio Return relative to maximum drawdown	3.58	-0.99	+4.57
Martin ratio Return relative to average drawdown	6.90	-1.38	+8.28
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

LUMN vs. FAT - Sharpe Ratio Comparison

The current LUMN Sharpe Ratio is 2.20, which is higher than the FAT Sharpe Ratio of -0.95. The chart below compares the historical Sharpe Ratios of LUMN and FAT, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	LUMN	FAT	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.20	-0.95	+3.15
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.06	-0.74	+0.68
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	-0.05	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.18	-0.41	+0.60

Drawdowns

LUMN vs. FAT - Drawdown Comparison

The maximum LUMN drawdown since its inception was -95.26%, roughly equal to the maximum FAT drawdown of -97.48%. Use the drawdown chart below to compare losses from any high point for LUMN and FAT.

Drawdown Indicators

	LUMN	FAT	Difference
Max Drawdown Largest peak-to-trough decline	-95.26%	-97.48%	+2.22%
Max Drawdown (1Y) Largest decline over 1 year	-47.34%	-94.21%	+46.87%
Max Drawdown (3Y) Largest decline over 3 years	-69.66%	-96.59%	+26.93%
Max Drawdown (5Y) Largest decline over 5 years	-92.86%	-97.48%	+4.62%
Max Drawdown (10Y) Largest decline over 10 years	-94.44%	—	—
Current Drawdown Current decline from peak	-48.91%	-97.48%	+48.57%
Average Drawdown Average peak-to-trough decline	-27.64%	-49.83%	+22.19%
Ulcer Index Depth and duration of drawdowns from previous peaks	24.56%	67.25%	-42.69%

Volatility

LUMN vs. FAT - Volatility Comparison

Lumen Technologies, Inc. (LUMN) has a higher volatility of 25.19% compared to FAT Brands Inc. (FAT) at 0.00%. This indicates that LUMN's price experiences larger fluctuations and is considered to be riskier than FAT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LUMN	FAT	Difference
Volatility (1M) Calculated over the trailing 1-month period	25.19%	0.00%	+25.19%
Volatility (6M) Calculated over the trailing 6-month period	57.47%	97.93%	-40.46%
Volatility (1Y) Calculated over the trailing 1-year period	79.78%	97.68%	-17.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	85.14%	66.34%	+18.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	67.50%	77.28%	-9.78%

Dividends

LUMN vs. FAT - Dividend Comparison

Neither LUMN nor FAT has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FAT FAT Brands Inc.	0.00%	0.00%	10.53%	9.24%	10.92%	4.91%	0.00%	2.64%	7.66%	0.00%	0.00%	0.00%
LUMN Lumen Technologies, Inc.	0.00%	0.00%	0.00%	0.00%	14.37%	7.97%	10.26%	7.57%	14.26%	12.95%	9.08%	8.59%

Financials

LUMN vs. FAT - Profitability Comparison

The chart below illustrates the profitability comparison between Lumen Technologies, Inc. and FAT Brands Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

LUMN - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Lumen Technologies, Inc. reported a gross profit of 0.00 and revenue of 2.90B. Therefore, the gross margin over that period was 0.0%.

FAT - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, FAT Brands Inc. reported a gross profit of 37.49M and revenue of 140.01M. Therefore, the gross margin over that period was 26.8%.

LUMN - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Lumen Technologies, Inc. reported an operating income of 602.00M and revenue of 2.90B, resulting in an operating margin of 20.8%.

FAT - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, FAT Brands Inc. reported an operating income of -17.34M and revenue of 140.01M, resulting in an operating margin of -12.4%.

LUMN - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Lumen Technologies, Inc. reported a net income of -200.00M and revenue of 2.90B, resulting in a net margin of -6.9%.

FAT - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, FAT Brands Inc. reported a net income of -58.22M and revenue of 140.01M, resulting in a net margin of -41.6%.

Frequently Asked Questions

Can I hold both LUMN and FAT in my portfolio?

LUMN and FAT 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.

Which is riskier, LUMN or FAT?

LUMN has higher volatility (25.19%) compared to FAT (0.00%). In terms of maximum drawdown, LUMN dropped -95.26% vs FAT's -97.48%.

Which has better risk-adjusted returns?

LUMN currently has the higher Sharpe Ratio (2.20 vs -0.95), 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.