Compare Stocks › JNJ vs MRNA
Johnson & Johnson (JNJ) vs Moderna, Inc. (MRNA)
JNJ
Johnson & Johnson
$227.19
VS
MRNA
Moderna, Inc.
$45.37
Rewards
JNJ
- ★Johnson & Johnson has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
- ★Gross margin of 68.0% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
- ★Johnson & Johnson scores 90/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.
MRNA
Risks
JNJ
- ⚠Trailing P/E of 26.3x is 32% above the historical average of 20.0x — the stock trades at a premium to its own history.
- ⚠PEG ratio of 2.95 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
- ⚠7 insider sales totaling $58.4M with no purchases in the past 3 months — insiders are reducing their exposure.
MRNA
- ⚠ROIC has declined by 61.0 percentage points over the observed period, which may signal competitive erosion.
- ⚠Gross margin of -69.9% is low, suggesting a competitive or commodity-like market with limited pricing power.
- ⚠Moderna, Inc. scores only 17/100 on the Economic Moat Score, suggesting limited durable competitive advantages.
Key Valuation Metrics
Learn more →JNJ
MRNA
Valuation
$19.31B
Free Cash Flow
$-20.00M
3.53%
FCF Yield
-0.11%
26.33
Trailing P/E
N/A
17.87
Forward P/E
-9.86
Quality & Moat
15.32%
ROIC
-26.47%
33.02%
ROE
-38.09%
68.04%
Gross Margin
-69.89%
2.95
PEG Ratio
N/A
Balance Sheet Safety
0.68
Debt / Equity
0.18
N/A
Interest Coverage
N/A
0.96
Net Debt / EBITDA
N/A
2.36%
Dividend Yield
N/A
JNJ: 5Ties: 1MRNA: 2
JNJMRNA
Historical Fundamentals
Learn more →JNJ
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.
MRNA
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.
$1 Retained Earnings Test
Learn more →JNJ
$0.91
created per $1 retained over 3 years
Mediocre Allocator
Σ Retained
$40.05B
Δ Market Cap
+$36.63B
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
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
MRNA
N/A
Net losses over 3 years — test not applicable
Company had negative cumulative retained earnings
Σ Retained
$-11.10B
Δ Market Cap
$-57.53B
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
> $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 →JNJ
11.4% Margin of Safety
Price is 11.4% below estimated fair value
Current Price: $227.19
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Fair Value: $256.33
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
MRNA
633.5% Overvalued
Price is 633.5% above estimated fair value
Current Price: $45.37
Strongly undervalued
Strongly overvalued
Fair Value: $6.19
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Reverse DCF — Market-Implied Growth
Learn more →JNJ
What growth rate is the market pricing in at $227?
+8.8%
Market-Implied Owner Earnings Growth
Standard FCF implies +13.2%
The market implies +8.8% Owner Earnings growth, below historical trends — potential opportunity.
Standard FCF implies a more demanding +13.2%, reflecting heavy growth investment expected to generate future returns.
MRNA
Requires positive FCF to compute implied growth rate.
Economic Moat Score
Learn more →JNJ
90/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None
Wide moat with strength across all dimensions. Revenue Predictability is the standout factor.
Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 5 years of fundamental data.
MRNA
17/100
No Moat
70+ Wide · 40-69 Narrow · <40 None
No durable competitive advantage detected. The business shows limited evidence of pricing power, consistent returns, or capital efficiency.
Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 5 years of fundamental data.
Forensic Accounting
Learn more →JNJ
-2.31
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone
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.
MRNA
-3.72
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone
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.
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 →JNJ
Insiders 0.1%Institutions 76.2%Retail & Other 23.7%
No. of Institutional Holders5,579
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.
MRNA
Insiders 7.3%Institutions 76.9%Retail & Other 15.8%
No. of Institutional Holders992
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.
High insider ownership aligns management incentives with shareholders. Institutional concentration can indicate smart-money conviction but also crowding risk.
Insider Buying Activity
Learn more →JNJ
0
Buys (3M)
1
Buys (12M)
Total value (12M): $257,688
MORIKIS JOHN G
Director
$257,688
@ $206.15 · 2025-11-26
WEINBERGER MARK A
Director
$147,220
@ $147.22 · 2024-12-12
Open market purchases · includes direct & indirect ownership · excludes option exercises
MRNA
0
Buys (3M)
0
Buys (12M)
BANCEL STEPHANE J
Chief Executive Officer
$5.00M
@ $31.22 · 2025-03-03
SAGAN PAUL L
Director
$1.00M
@ $31.76 · 2025-03-03
Open market purchases · includes direct & indirect ownership · excludes option exercises
Open market purchases · includes direct & indirect ownership · excludes option exercises.
Insider Selling Activity
Learn more →JNJ
7
Sells (3M)
12
Sells (12M)
Total value (12M): $101.23M
DECKER ROBERT J
Officer
$1.01M
@ $247.87 · 2026-02-27
SCHMID TIMOTHY
Officer
$324,763
@ $245.66 · 2026-02-20
SCHMID TIMOTHY
Officer
$5.53M
@ $244.33 · 2026-02-18
SWANSON JAMES D
Chief Technology Officer
$15.11M
@ $243.39 · 2026-02-17
BROADHURST VANESSA
Officer
$1.51M
@ $243.39 · 2026-02-17
REED JOHN C
Officer
$13.11M
@ $243.00 · 2026-02-17
WOLK JOSEPH J
Chief Financial Officer
$21.77M
@ $242.80 · 2026-02-17
REED JOHN C
Officer
$4.19M
@ $192.71 · 2025-10-17
TAUBERT JENNIFER L
Officer
$10.04M
@ $177.81 · 2025-09-04
DUATO JOAQUIN BOIX
Chief Executive Officer
$22.55M
@ $179.21 · 2025-08-22
WOLK JOSEPH J
Chief Financial Officer
$2.98M
@ $176.91 · 2025-08-15
REED JOHN C
Officer
$3.13M
@ $163.55 · 2025-07-17
DECKER ROBERT J
Officer
$1.16M
@ $165.88 · 2025-02-25
SCHMID TIMOTHY
Officer
$62,928
@ $156.15 · 2025-02-18
WOLK JOSEPH J
Chief Financial Officer
$2.00M
@ $153.89 · 2025-02-07
DECKER ROBERT J
Officer
$930,113
@ $165.06 · 2024-08-30
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
MRNA
2
Sells (3M)
4
Sells (12M)
Total value (12M): $8.56M
KLINGER SHANNON THYME
Officer
$726,047
@ $52.29 · 2026-03-02
HOGE STEPHEN
President
$7.81M
@ $48.84 · 2026-02-23
HUSSAIN SHAH ABBAS
Director
$13,910
@ $27.60 · 2025-12-09
HUSSAIN SHAH ABBAS
Director
$8,736
@ $28.00 · 2025-06-11
KLINGER SHANNON THYME
Officer
$23,637
@ $44.68 · 2024-12-09
KLINGER SHANNON THYME
Officer
$4,849
@ $43.29 · 2024-12-03
HOGE STEPHEN
President
$13,595
@ $43.30 · 2024-12-03
KLINGER SHANNON THYME
Officer
$60,675
@ $42.79 · 2024-11-29
MOCK JAMES M
Chief Financial Officer
$60,761
@ $42.79 · 2024-11-29
HOGE STEPHEN
President
$12,452
@ $42.79 · 2024-11-29
HOGE STEPHEN
President
$12,771
@ $46.10 · 2024-11-11
MOCK JAMES M
Chief Financial Officer
$42,986
@ $60.12 · 2024-10-07
KLINGER SHANNON THYME
Officer
$40,539
@ $73.57 · 2024-09-09
HOGE STEPHEN
President
$24,483
@ $76.99 · 2024-09-03
KLINGER SHANNON THYME
Officer
$8,777
@ $76.99 · 2024-09-03
MOCK JAMES M
Chief Financial Officer
$12,640
@ $78.02 · 2024-08-29
HOGE STEPHEN
President
$23,408
@ $78.03 · 2024-08-29
KLINGER SHANNON THYME
Officer
$12,640
@ $78.02 · 2024-08-29
MOCK JAMES M
Chief Financial Officer
$104,881
@ $79.40 · 2024-08-28
KLINGER SHANNON THYME
Officer
$104,722
@ $79.39 · 2024-08-28
HOGE STEPHEN
President
$21,363
@ $84.11 · 2024-08-12
AFEYAN NOUBAR BOGHOS
Director
$1.80M
@ $119.96 · 2024-07-31
AFEYAN NOUBAR BOGHOS
Director
$1.77M
@ $117.80 · 2024-07-24
AFEYAN NOUBAR BOGHOS
Director
$1.84M
@ $122.84 · 2024-07-17
HOGE STEPHEN
President
$1.82M
@ $121.12 · 2024-07-15
AFEYAN NOUBAR BOGHOS
Director
$1.76M
@ $117.08 · 2024-07-10
MOCK JAMES M
Chief Financial Officer
$81,465
@ $118.24 · 2024-07-08
AFEYAN NOUBAR BOGHOS
Director
$1.91M
@ $127.22 · 2024-06-26
AFEYAN NOUBAR BOGHOS
Director
$2.00M
@ $133.57 · 2024-06-18
HOGE STEPHEN
President
$2.07M
@ $138.16 · 2024-06-17
AFEYAN NOUBAR BOGHOS
Director
$2.21M
@ $147.20 · 2024-06-12
KLINGER SHANNON THYME
Officer
$766,785
@ $148.09 · 2024-06-10
AFEYAN NOUBAR BOGHOS
Director
$2.27M
@ $151.25 · 2024-06-05
MOCK JAMES M
Chief Financial Officer
$97,237
@ $140.72 · 2024-06-03
HOGE STEPHEN
President
$47,704
@ $140.72 · 2024-06-03
KLINGER SHANNON THYME
Officer
$17,168
@ $140.72 · 2024-06-03
MOCK JAMES M
Chief Financial Officer
$26,444
@ $144.50 · 2024-05-29
HOGE STEPHEN
President
$49,276
@ $144.50 · 2024-05-29
KLINGER SHANNON THYME
Officer
$26,444
@ $144.50 · 2024-05-29
AFEYAN NOUBAR BOGHOS
Director
$2.90M
@ $145.08 · 2024-05-29
KLINGER SHANNON THYME
Officer
$210,566
@ $162.47 · 2024-05-28
MOCK JAMES M
Chief Financial Officer
$105,283
@ $162.47 · 2024-05-28
AFEYAN NOUBAR BOGHOS
Director
$2.36M
@ $157.57 · 2024-05-22
HOGE STEPHEN
President
$1.91M
@ $127.49 · 2024-05-15
AFEYAN NOUBAR BOGHOS
Director
$1.91M
@ $127.32 · 2024-05-15
HOGE STEPHEN
President
$30,844
@ $120.96 · 2024-05-10
AFEYAN NOUBAR BOGHOS
Director
$1.83M
@ $121.68 · 2024-05-08
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.
🎭 Mr. Market's Mood
Learn more →JNJ
😐Neutral(57/100)
"Market is pricing this stock without strong emotion in either direction"
Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
MRNA
😨Fear(35/100)
"Market is pessimistic — investigate whether fears are temporary or structural"
Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
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 →JNJ
⚪Awaiting DCF Data
The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.
DCF Margin of Safety: N/AMr. Market's Mood: Neutral (57)
MRNA
⚪Awaiting DCF Data
The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.
DCF Margin of Safety: N/AMr. Market's Mood: Fear (35)