PAHC vs CHWY vs MRK Stock Comparison

Phibro Animal Health, Chewy and Merck Prices as of Oct 29, 2026 Peers: Industry group
CHWY Chewy, Inc.
$20.84 +14.1% 1M -37.9% 1Y
Market cap
$8.62B
P/E
31.5x
Revenue (TTM)
$13.07B
Div. yield
–
Packaged Foods Consumer Staples
2 wins
MRK Merck & Co., Inc.
$146.34 -2.0% 1M +69.0% 1Y
Market cap
$370.60B
P/E
151.1x
Revenue (TTM)
$67.38B
Div. yield
–
Pharmaceuticals Healthcare
3 wins

Head to Head

10 decided of 12

Phibro Animal Health leads on 5 of the 12 questions below (Phibro Animal Health 5, Merck 3, Chewy 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionPAHCCHWYMRKLeader
Larger companyMarket capitalisation $1.57B $8.62B $370.60B MRK
Cheaper on earningsLower P/E, profitable companies only 15.8x 31.5x 151.1x PAHC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 11.4x 27.4x 59.0x PAHC
Faster revenue growthRevenue growth, trailing twelve months +17.1% +5.9% +4.9% PAHC
More profitableNet margin, trailing twelve months 6.6% 2.1% — PAHC
Better return on capitalReturn on invested capital 14.2% — — –
Less leveragedLower net debt / EBITDA 2.1x 0.0x — CHWY
Higher dividend yieldTrailing dividend yield 0.01% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -5.7% -37.9% +69.0% MRK
Better 5-year returnAnnualised price return, 5 years +12.1%/yr -22.8%/yr +10.7%/yr PAHC
Less volatileAnnualised volatility, 1 year 55.6% 47.3% 29.8% MRK
Higher overall scoreMean of the five percentile scores vs peers 68/100 68/100 61/100 CHWY

Percentile Scorecard

PAHCCHWYMRK

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisPAHCCHWYMRK
Valuation 92 #51 of 624 57 #20 of 45 91 #60 of 624
Growth 85 #89 of 601 90 #5 of 42 21 #478 of 601
Profitability 85 #81 of 541 56 #18 of 40 –
Financial Health 26 #481 of 647 59 #20 of 47 –
Shareholder Returns 53 #169 of 359 80 #7 of 31 71 #104 of 359
Overall 68 68 61
  • PAHC ranked among 671 companies in Pharmaceuticals and Biotechnology
  • CHWY ranked among 48 companies in Branded Foods
  • MRK ranked among 671 companies in Pharmaceuticals and Biotechnology

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodPAHCCHWYMRKSPY
1 month +9.6%+14.1%-2.0% +0.7%
3 months +6.6%-8.8%+12.8% +3.7%
6 months -26.9%-18.0%+34.0% +7.1%
Year to date +4.0%-36.9%+39.0% +12.8%
1 year -5.7%-37.9%+69.0% +11.9%
3 years +255.2%+12.2%+42.5% +85.2%
3 years, per year +52.6%+3.9%+12.5% +22.8%
5 years +77.1%-72.5%+66.2% +67.6%
5 years, per year +12.1%-22.8%+10.7% +10.9%
10 years +49.2%—+148.7% +262.0%
10 years, per year +4.1%—+9.5% +13.7%

Risk

MeasurePAHCCHWYMRKSPY
Volatility, 1Y 55.6%47.3%29.8% 12.7%
Downside volatility, 1Y 60.0%48.2%24.6% 12.6%
Beta vs S&P 500, 1Y 0.740.770.11 1.00
Return / volatility, 1Y -0.10-0.802.32 0.94
Max drawdown, 5Y -57.9%-81.2%-44.7% -25.4%
From 52-week high -34.8%-41.1%-6.5% -1.2%
52-week high $59.58$35.37$156.45 $779.14
52-week low $28.52$17.51$82.49 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultiplePAHCCHWYMRK
P/E now vs peer median 15.8xmedian 17.8x 30.9xmedian 18.4x 147.4xmedian 17.8x
P/S now vs peer median 1.0xmedian 9.1x 0.6xmedian 0.7x 5.4xmedian 9.1x
EV/EBITDA now vs peer median 8.3xmedian 15.0x 17.7xmedian 12.0x —median 15.0x
P/FCF now vs peer median 159.7xmedian 21.7x 14.7xmedian 13.6x 22.9xmedian 21.7x
P/B now vs peer median 4.1xmedian 2.2x 22.6xmedian 1.6x —median 2.2x
PEG now vs peer median 0.35median 0.35 0.40median 0.55 -8.13median 0.35

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsPAHCCHWYMRK
Revenue $1.52B $13.07B $67.38B
Gross profit $512.52M $3.91B –
Operating income $194.40M $328.20M –
Net income $99.72M $273.70M –
Free cash flow $9.87M $568.10M –
R&D – – $30.76B
EPS (diluted) $2.43 $0.67 $0.99
Cash & equivalents $61.42M $611.00M –
Total debt $2.49B $591.70M –
Shares (diluted) 40.96M 410.10M 2.47B
Enterprise value $1.25B $5.91B $370.60B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricPAHCCHWYMRK
P/E 15.8x 30.9x 147.4x
P/FCF 159.7x 14.7x 22.9x
P/Operating cash flow 22.9x 11.7x –
P/S 1.0x 0.6x 5.4x
P/B 4.1x 22.6x –
P/Tangible book 4.4x 37.9x –
EV/EBITDA 8.3x 17.7x –
EV/EBIT 10.9x 25.4x –
EV/Revenue 1.4x 0.6x 5.4x
EV/FCF 213.9x 14.7x –
EV/Operating cash flow 30.6x 11.6x –
PEG (3Y EPS CAGR) 0.35 0.40 -8.13

Growth

14 metrics
MetricPAHCCHWYMRK
Revenue growth (1Y) 17.1% 5.9% 4.9%
Revenue CAGR (3Y) 15.8% 6.4% 4.3%
Gross profit growth (1Y) 28.1% 7.6% –
Gross profit CAGR (3Y) 19.8% 8.5% –
Operating income growth (1Y) 76.0% 102.0% –
Operating income CAGR (3Y) 39.3% 139.1% –
Net income growth (1Y) 106.6% 81.1% –
Net income CAGR (3Y) 45.2% 73.8% –
EPS growth (1Y) 105.2% 89.2% -87.0%
EPS CAGR (3Y) 44.6% 76.8% -18.1%
Operating cash flow growth (1Y) -13.9% 17.3% –
Operating cash flow CAGR (3Y) 73.0% 10.9% –
Free cash flow growth (1Y) -76.4% 22.7% –
Free cash flow CAGR (3Y) 31.2% 18.6% –

Profitability

14 metrics
MetricPAHCCHWYMRK
Gross margin 33.8% 29.9% –
EBITDA margin 16.8% 3.6% –
Operating margin 12.8% 2.5% –
Pretax margin 9.0% 2.7% –
Net margin 6.6% 2.1% –
FCF margin 0.6% 4.3% –
Operating cash flow margin 4.5% 5.5% –
Return on equity 26.7% 68.9% –
Return on assets 6.8% 7.8% –
Return on invested capital 14.2% – –
Return on capital employed 16.8% 24.9% –
Asset turnover 1.0x 3.7x –
Cash conversion (OCF / net income) 0.7x 2.6x –
Stock comp / revenue 0.1% 2.3% –

Financial Health

11 metrics
MetricPAHCCHWYMRK
Debt / assets 41.1% 15.8% –
Debt / equity 1.6x 1.6x –
Net debt / EBITDA 2.1x 0.0x –
Debt / FCF 62.5x 1.0x –
Liabilities / assets 74.3% 90.1% –
Equity / assets 25.7% 9.9% –
Interest coverage 4.2x – –
Current ratio 3.0x 0.8x –
Quick ratio 1.1x 0.4x –
Cash ratio 0.3x 0.3x –
Altman Z-score 3.11 4.71 –

Shareholder Returns

7 metrics
MetricPAHCCHWYMRK
Dividend yield 1.2% – 2.3%
Net buyback yield – 6.1% –
Shareholder yield 1.2% 6.1% 2.3%
Payout ratio (earnings) 19.5% – –
Payout ratio (FCF) 197.3% – –
Dividend growth (1Y) 0.1% – –
Dividend CAGR (3Y) 0.0% – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusPAHCCHWYMRK
Forward P/E 11.4xFY2027 27.4xFY2026 59.0xFY2026
EPS, next fiscal year $3.42FY2027 $0.76FY2026 $2.48FY2026
EPS growth, next FY +6.2%FY2027 +46.2%FY2026 -72.4%FY2026
EPS growth, the year after +9.6% +47.4% +257.3%
Revenue, next fiscal year $1.53BFY2027 $12.87BFY2026 $69.45BFY2026
Revenue growth, next FY +0.6%FY2027 +2.1%FY2026 +6.8%FY2026
Revenue growth, the year after -0.2% +5.5% -3.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersPAHCCHWYMRK
Held by institutions 51.5% 100.0% 79.9%
Institutions holding 209 512 3,798
Change in shares held, QoQ +3.0% -0.4% +2.6%
Institutions buying 117 278 1,843
Institutions selling 74 155 1,465
Buyers to sellers 1.58 1.79 1.26

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

PAHCCHWYMRK
PAHC 1.00 0.20 0.23
CHWY 0.20 1.00 0.04
MRK 0.23 0.04 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, PAHC, CHWY and MRK?

Merck (MRK) is the largest by market capitalisation: Phibro Animal Health (PAHC) $1.57B, Chewy (CHWY) $8.62B, Merck (MRK) $370.60B.

Which stock is cheaper, PAHC, CHWY and MRK?

Phibro Animal Health (PAHC) trades on the lowest price-to-earnings ratio (Phibro Animal Health (PAHC) 15.8x, Chewy (CHWY) 31.5x, Merck (MRK) 151.1x). On next year's consensus earnings, Phibro Animal Health (PAHC) is cheapest (Phibro Animal Health (PAHC) 11.4x, Chewy (CHWY) 27.4x, Merck (MRK) 59.0x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Phibro Animal Health (PAHC) grew revenue fastest over the trailing twelve months: Phibro Animal Health (PAHC) +17.1%, Chewy (CHWY) +5.9%, Merck (MRK) +4.9%.

Which company is more profitable?

Phibro Animal Health (PAHC) has the highest net margin (Phibro Animal Health (PAHC) 6.6%, Chewy (CHWY) 2.1%).

Which stock has performed better?

Over the past year Merck (MRK) returned the most: Phibro Animal Health (PAHC) -5.7%, Chewy (CHWY) -37.9%, Merck (MRK) +69.0%. Over five years, Phibro Animal Health (PAHC) compounded fastest (Phibro Animal Health (PAHC) +12.1%/yr, Chewy (CHWY) -22.8%/yr, Merck (MRK) +10.7%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Phibro Animal Health (PAHC) 0.01%, Chewy (CHWY) 0.00%, Merck (MRK) 0.00%. Chewy (CHWY) and Merck (MRK) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Merck (MRK) has been the steadiest (Phibro Animal Health (PAHC) 55.6%, Chewy (CHWY) 47.3%, Merck (MRK) 29.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, PAHC, CHWY and MRK?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Phibro Animal Health (PAHC) leads on 5. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.