The Goldman Sachs Group, Inc. (GS) vs Southwest Airlines Co. (LUV): Which Is the Better Buy in 2026?
As of 2026-06-19, GS is undervalued at $1097, with a DCF intrinsic value of $2507 and a margin of safety of 56%. LUV is undervalued at $48, with an intrinsic value of $66 and a margin of safety of 27%. Of the two, GS has the wider margin of safety.
Rewards
- ★Gross margin of 82.3% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
- ★Share count has been reduced by 11% over the past 4 years through buybacks, increasing each share's claim on earnings.
- ★Each dollar of retained earnings has created $2.58 of earning power — management is an exceptional capital allocator.
- ★Share count has been reduced by 13% over the past 4 years through buybacks, increasing each share's claim on earnings.
- ★Trailing P/E of 32.0x is 22% below the historical average of 41.2x — potentially undervalued relative to its own history.
- ★PEG ratio of 0.32 suggests the stock is undervalued relative to its growth rate — paying less than 1x for each unit of earnings growth.
Risks
- ⚠Trailing P/E of 20.0x is 36% above the historical average of 14.7x — the stock trades at a premium to its own history.
- ⚠Altman Z-Score of 0.25 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
- ⚠7 insider sales totaling $35.6M with no purchases in the past 3 months — insiders are reducing their exposure.
- ⚠Gross margin of 23.0% is low, suggesting a competitive or commodity-like market with limited pricing power.
- ⚠Buybacks have been poorly timed — 2 out of 2 years involved repurchases at relatively expensive valuations.
- ⚠Beneish M-Score of -1.64 flags financial patterns consistent with potential earnings manipulation — warrants further investigation.
Key Valuation Metrics
Learn more →Historical Fundamentals
Learn more →Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.
$1 Retained Earnings Test
Learn more →> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
Discounted Cash Flow (DCF) Analysis
Learn more →Reverse DCF — Market-Implied Growth
Learn more →Requires positive FCF to compute implied growth rate.
Requires positive FCF to compute implied growth rate.
Economic Moat Score
Learn more →Narrow moat with reinvestment efficiency as the key competitive advantage. Improving margin stability would strengthen the moat.
No durable moat detected, though revenue predictability shows some competitive positioning. The business lacks consistent evidence of sustainable advantages.
Forensic Accounting
Learn more →M-Score Trend
M-Score Trend
Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.
Ownership Breakdown
Learn more →High insider ownership aligns management incentives with shareholders. Institutional concentration can indicate smart-money conviction but also crowding risk.
Insider Buying Activity
Learn more →Open market purchases · includes direct & indirect ownership · excludes option exercises.
Insider Selling Activity
Learn more →Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.
🎭 Mr. Market's Mood
Learn more →"Market is optimistic — be cautious and ensure you have a margin of safety"
"Market is pricing this stock without strong emotion in either direction"
Composite sentiment score based on market signals. Inspired by Buffett’s "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
⚖️ Buffett Signal
Learn more →The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.
The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.
Frequently Asked Questions: GS vs LUV
Is The Goldman Sachs Group, Inc. or Southwest Airlines Co. more undervalued in 2026?▼
Based on our discounted cash flow model, GS trades at a 56.3% margin of safety (intrinsic value $2507 vs. price $1097), compared to LUV's 27.3% margin of safety (intrinsic $66 vs. $48).
Which stock has a wider economic moat, The Goldman Sachs Group, Inc. or Southwest Airlines Co.?▼
GS scores 65/100 (Narrow moat), while LUV scores 37/100 (None moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.
Is The Goldman Sachs Group, Inc. in financial distress?▼
GS's Altman Z-Score of 0.3 places it in the Distress zone, signaling elevated bankruptcy risk. LUV scores 2.2 (Grey zone). The Altman Z-Score is a five-factor model that predicts insolvency within two years; scores below 1.81 indicate significant distress.
Which stock has higher return on invested capital, The Goldman Sachs Group, Inc. or Southwest Airlines Co.?▼
LUV earns 7.8% ROIC versus GS's 1.9%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.
Which dividend is safer, The Goldman Sachs Group, Inc.'s or Southwest Airlines Co.'s?▼
GS's dividend earns a safety score of 79/100 (Safe), compared to LUV's 46/100 (Borderline). GS has raised its dividend for 3 consecutive years.
Does Southwest Airlines Co. have accounting red flags?▼
LUV's Beneish M-Score of -1.6 flags it as a likely earnings manipulator (above the -1.78 threshold). By contrast, GS scores -2.0, within the normal range. The Beneish model detects aggressive accounting through eight financial ratios.