Which is better, HALO or ISRG?

On the Buffett-Fit framework, Intuitive Surgical, Inc. (ISRG) currently grades higher than HALO — 64/100 (C grade) vs 79/100 (B). That said, "better" depends on which framework you trust — HALO wins on Warren Buffett, Charlie Munger, and Terry Smith; ISRG wins on Benjamin Graham, Philip Fisher, Peter Lynch, and Joel Greenblatt. The full pillar breakdown is on this page.

Should I buy HALO or ISRG?

This page is an educational comparison, not investment advice. Both HALO and ISRG are graded against the same Buffett 5-pillar framework (moat, earnings durability, management quality, financial health, valuation) plus six other documented investor frameworks. Read the side-by-side breakdown to see which one matches the criteria you care about most — and always do your own research before making any investment decision.

Is HALO better than ISRG for value investing?

On the Buffett-style value-investing framework, ISRG currently grades higher — 79/100 vs 64/100, a 15-point gap. The gap is driven by which pillars each stock passes; the table on this page shows moat, durability, management, financial health, and valuation side-by-side.

What's the difference between HALO and ISRG on Warren Buffett's framework?

Both stocks are evaluated on the same five pillars: economic moat (durable competitive advantage), earnings durability (consistent profitability), management quality (capital allocation), financial health (conservative balance sheet), and valuation (margin of safety). HALO currently scores 79/100 (B grade); ISRG scores 64/100 (C grade). The "Where each wins" section on this page breaks down which pillar each stock dominates.

Which has the stronger moat, HALO or ISRG?

Moat strength is one of the five pillars in the Buffett-Fit score on this page. HALO and ISRG are each scored on ROIC sustainability, gross-margin durability, and qualitative signals like brand strength, switching costs, network effects, and regulatory barriers. The pillar breakdown on this page shows the moat sub-score side-by-side so you can see which one has the more durable competitive advantage.

Which is more undervalued, HALO or ISRG?

Valuation is one of the five Buffett-Fit pillars on this page. Both stocks are scored on owner-earnings yield, price-to-intrinsic-value vs the underlying compounding rate, and the margin of safety relative to a conservative DCF. The valuation sub-score in the table below tells you which one currently trades at a more attractive price relative to its underlying business quality.

Are HALO and ISRG both Healthcare stocks?

Yes — both Halozyme Therapeutics, Inc. (HALO) and Intuitive Surgical, Inc. (ISRG) operate in the Healthcare sector. That makes this a direct sector-peer comparison, which is the apples-to-apples way to use the Buffett-Fit framework: the score weighs each stock against its sector's specific quality and valuation benchmarks (sector-relative bonus), so the cross-stock comparison isn't distorted by inter-sector base-rate differences.

Is this HALO vs ISRG comparison investment advice?

No. This page is an educational pattern-match against documented public frameworks (Buffett, Graham, Fisher, Lynch, Greenblatt, Munger, Smith), not personalised investment advice. The scores reflect how closely each stock matches each framework's documented criteria — they are not buy/hold/sell recommendations. Always do your own research and consult a licensed financial adviser for personalised advice.

Stock comparison

Halozyme Therapeutics

Intuitive Surgical

Scored across Buffett, Graham, Lynch and Greenblatt - plus a side-by-side metric table covering valuation, quality, growth and balance sheet.

HALO

Market cap

$8.13B

Sector

Healthcare

ISRG

Intuitive Surgical

Market cap

$155.76B

Sector

Healthcare

Overall winner

Intuitive Surgical ISRG

Wins on the combined sum of fit scores across all four strategies. Per-strategy breakdown below.

Fit scores by strategy

Strategy	HALO	ISRG	Winner
Warren Buffett	79B	64C	HALO
Benjamin Graham	83A	89A	ISRG
Philip Fisher	65B	79B	ISRG
Peter Lynch	53D	76B	ISRG
Joel Greenblatt	40D	61C	ISRG
Charlie Munger	80C	69B	HALO
Terry Smith	84A	66B	HALO

Side-by-side metrics

Metric	HALO	ISRG
Market cap	$8.13B	$155.76B
P/E (TTM)	24.0x	50.2x
EV/EBIT	10.2x	49.9x
ROIC (TTM)	23.65%	16.49%
Gross margin	81.24%	66.29%
Net margin	23.13%	28.15%
Revenue CAGR 5y	33.23%	15.22%
EPS CAGR 5y	-1.98%	13.68%
Debt / Equity	1.0x	-
Dividend yield	0.0%	0.0%

Where each one wins

The metrics with the biggest gap between the two - sorted so the most decisive edges read first.

HALO leads on

EV/EBIT10.2xvs 49.9x+80%
Revenue CAGR 5y33.23%vs 15.22%+54%
P/E (TTM)24.0xvs 50.2x+52%
ROIC (TTM)23.65%vs 16.49%+30%

ISRG leads on

EPS CAGR 5y13.68%vs -1.98%+114%
Debt / Equity-vs 1.0x+100%
Market cap$155.76Bvs $8.13B+95%
Net margin28.15%vs 23.13%+18%

More like HALO

HALO vs LMAT HALO vs RMD HALO vs LLY HALO vs UTHR HALO vs HAE HALO vs IDXX

More like ISRG

ISRG vs LMAT ISRG vs RMD ISRG vs LLY ISRG vs UTHR ISRG vs HAE ISRG vs IDXX

Read the full Buffett-Brain analysis for HALO Read the full Buffett-Brain analysis for ISRG

Related on invest-like

Strongest Moat Highest ROIC Warren Buffett strategy Economic Moat

Key terms in this analysis

ROIC Free Cash Flow (FCF)Economic Moat P/E Ratio Margin of Safety Quality Score

Educational tool. Fit scores are deterministic projections from public financials onto each investor's published criteria - not personal recommendations or advice.

Stock comparison

Halozyme Therapeutics

Intuitive Surgical

Scored across Buffett, Graham, Lynch and Greenblatt - plus a side-by-side metric table covering valuation, quality, growth and balance sheet.

HALO

Halozyme Therapeutics

Market cap

$8.13B

Sector

Healthcare

ISRG

Intuitive Surgical

Market cap

$155.76B

Sector

Healthcare

Overall winner

Intuitive Surgical ISRG

Wins on the combined sum of fit scores across all four strategies. Per-strategy breakdown below.

Fit scores by strategy

Strategy	HALO	ISRG	Winner
Warren Buffett	79B	64C	HALO
Benjamin Graham	83A	89A	ISRG
Philip Fisher	65B	79B	ISRG
Peter Lynch	53D	76B	ISRG
Joel Greenblatt	40D	61C	ISRG
Charlie Munger	80C	69B	HALO
Terry Smith	84A	66B	HALO

Side-by-side metrics

Metric	HALO	ISRG
Market cap	$8.13B	$155.76B
P/E (TTM)	24.0x	50.2x
EV/EBIT	10.2x	49.9x
ROIC (TTM)	23.65%	16.49%
Gross margin	81.24%	66.29%
Net margin	23.13%	28.15%
Revenue CAGR 5y	33.23%	15.22%
EPS CAGR 5y	-1.98%	13.68%
Debt / Equity	1.0x	-
Dividend yield	0.0%	0.0%

Where each one wins

The metrics with the biggest gap between the two - sorted so the most decisive edges read first.

HALO leads on

EV/EBIT10.2xvs 49.9x+80%
Revenue CAGR 5y33.23%vs 15.22%+54%
P/E (TTM)24.0xvs 50.2x+52%
ROIC (TTM)23.65%vs 16.49%+30%

ISRG leads on

EPS CAGR 5y13.68%vs -1.98%+114%
Debt / Equity-vs 1.0x+100%
Market cap$155.76Bvs $8.13B+95%
Net margin28.15%vs 23.13%+18%

More like HALO

HALO vs LMAT HALO vs RMD HALO vs LLY HALO vs UTHR HALO vs HAE HALO vs IDXX

More like ISRG

ISRG vs LMAT ISRG vs RMD ISRG vs LLY ISRG vs UTHR ISRG vs HAE ISRG vs IDXX

Read the full Buffett-Brain analysis for HALO Read the full Buffett-Brain analysis for ISRG

Related on invest-like

Strongest Moat Highest ROIC Warren Buffett strategy Economic Moat

Key terms in this analysis

ROIC Free Cash Flow (FCF)Economic Moat P/E Ratio Margin of Safety Quality Score

Educational tool. Fit scores are deterministic projections from public financials onto each investor's published criteria - not personal recommendations or advice.