SKYA vs RMTI vs ACU Stock Comparison

SkyAI, Rockwell Medical and Acme United Prices as of Nov 4, 2026 Peers: Industry group
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SKYA SkyAI, Inc.
$2.95 +57.8% 1M -24.7% 1Y
Market cap
$212.68M
P/E
–
Revenue (TTM)
$174.18K
Div. yield
–
Medical Supplies Healthcare
2 wins
RMTI Rockwell Medical, Inc.
$8.05 -2.2% 1M +674.0% 1Y
Market cap
$31.97M
P/E
–
Revenue (TTM)
$69.39M
Div. yield
–
Medical Supplies Healthcare
1 win
ACU Acme United Corp
$70.92 +11.2% 1M +88.2% 1Y
Market cap
$271.89M
P/E
27.6x
Revenue (TTM)
$211.60M
Div. yield
0.90%
Medical Supplies Healthcare
6 wins

Head to Head

9 decided of 12

Acme United leads on 6 of the 12 questions below (Acme United 6, SkyAI 2, Rockwell Medical 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionSKYARMTIACULeader
Larger companyMarket capitalisation $212.68M $31.97M $271.89M ACU
Cheaper on earningsLower P/E, profitable companies only -0.5x -6.3x 27.6x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 0.0x — 25.8x SKYA
Faster revenue growthRevenue growth, trailing twelve months +108.0% -21.1% +9.0% SKYA
More profitableNet margin, trailing twelve months -228,220.7% -7.3% 4.6% ACU
Better return on capitalReturn on invested capital — — 7.3% –
Less leveragedLower net debt / EBITDA — 7.8x 1.1x ACU
Higher dividend yieldTrailing dividend yield — — 0.90% –
Better 1-year returnPrice return, last 12 months -24.7% +674.0% +88.2% RMTI
Better 5-year returnAnnualised price return, 5 years — +6.7%/yr +14.7%/yr ACU
Less volatileAnnualised volatility, 1 year 105.0% 402.0% 30.8% ACU
Higher overall scoreMean of the five percentile scores vs peers 27/100 56/100 71/100 ACU

Percentile Scorecard

SKYARMTIACU

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

AxisSKYARMTIACU
Valuation 4 #220 of 229 89 #26 of 229 94 #14 of 229
Growth 4 #213 of 221 26 #165 of 221 59 #92 of 221
Profitability 1 #208 of 209 56 #93 of 209 81 #41 of 209
Financial Health 95 #14 of 240 56 #107 of 240 57 #104 of 240
Shareholder Returns 34 #97 of 146 – 62 #56 of 146
Overall 27 56 71
  • SKYA ranked among 248 companies in Medical Devices and Diagnostics
  • RMTI ranked among 248 companies in Medical Devices and Diagnostics
  • ACU ranked among 248 companies in Medical Devices and Diagnostics

Price Performance

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

Returns

PeriodSKYARMTIACUSPY
1 month +57.8%-2.2%+11.2% -1.0%
3 months +130.5%+10.9%+26.6% -0.4%
6 months +56.9%+893.8%+68.0% +4.5%
Year to date +45.3%+869.9%+75.9% +12.4%
1 year -24.7%+674.0%+88.2% +13.6%
3 years -99.9%+288.9%+114.3% +76.4%
3 years, per year -90.0%+57.3%+29.0% +20.8%
5 years —+38.1%+98.1% +63.7%
5 years, per year —+6.7%+14.7% +10.4%
10 years —-87.1%+231.4% +267.7%
10 years, per year —-18.5%+12.7% +13.9%

Risk

MeasureSKYARMTIACUSPY
Volatility, 1Y 105.0%402.0%30.8% 12.8%
Downside volatility, 1Y 104.5%354.5%24.6% 12.7%
Beta vs S&P 500, 1Y 2.411.650.24 1.00
Return / volatility, 1Y -0.241.682.87 1.06
Max drawdown, 5Y -100.0%-91.1%-41.7% -25.4%
From 52-week high -29.9%-9.0%0.0% -1.6%
52-week high $4.21$8.85$70.92 $779.14
52-week low $0.95$0.55$35.50 $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.

MultipleSKYARMTIACU
P/E now vs peer median -0.5xmedian 28.5x -6.3xmedian 28.5x 27.6xmedian 28.5x
P/S now vs peer median 1,221xmedian 2.9x 0.5xmedian 2.9x 1.3xmedian 2.9x
EV/EBITDA now vs peer median -0.5xmedian 18.5x -8.0xmedian 18.5x 12.1xmedian 18.5x
P/FCF now vs peer median -1.1xmedian 26.7x 21.3xmedian 26.7x 17.6xmedian 26.7x
P/B now vs peer median 1.4xmedian 2.3x 0.9xmedian 2.3x 2.2xmedian 2.3x
PEG now vs peer median 0.01median 0.93 -0.15median 0.93 0.93median 0.93

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 monthsSKYARMTIACU
Revenue $174.18K $69.39M $211.60M
Gross profit $324.68K $12.29M $84.82M
Operating income -$374.36M -$4.52M $14.48M
Net income -$397.51M -$5.08M $9.82M
Free cash flow -$201.93M $1.50M $15.48M
R&D $475.55K $40.00K –
EPS (diluted) $-5.51 $-1.28 $2.37
Cash & equivalents $12.07M $10.52M $5.04M
Total debt – $9.00M $32.33M
Shares (diluted) 72.09M 3.96M 4.14M
Enterprise value $167.38M -$65.42M $253.92M

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
MetricSKYARMTIACU
P/E -0.5x -6.3x 27.6x
P/FCF -1.1x 21.3x 17.6x
P/Operating cash flow -14.8x 11.2x 10.4x
P/S 1,221x 0.5x 1.3x
P/B 1.4x 0.9x 2.2x
P/Tangible book 16.4x 1.2x 3.1x
EV/EBITDA -0.5x -8.0x 12.1x
EV/EBIT -0.5x -3.6x 20.7x
EV/Revenue 1,152x 0.2x 1.4x
EV/FCF -1.0x 10.8x 19.3x
EV/Operating cash flow -13.9x 5.7x 11.5x
PEG (3Y EPS CAGR) 0.01 -0.15 0.93

Growth

14 metrics
MetricSKYARMTIACU
Revenue growth (1Y) 108.0% -21.1% 9.0%
Revenue CAGR (3Y) 19.4% -2.9% 3.1%
Gross profit growth (1Y) – -20.3% 11.0%
Gross profit CAGR (3Y) – 22.1% 8.5%
Operating income growth (1Y) -8,055% -250.1% 3.3%
Operating income CAGR (3Y) -240.7% 23.4% 20.1%
Net income growth (1Y) -54,854% -142.2% -5.1%
Net income CAGR (3Y) -268.2% 24.1% 36.0%
EPS growth (1Y) -658.6% -109.9% -5.9%
EPS CAGR (3Y) -100.6% 41.1% 29.7%
Operating cash flow growth (1Y) -356.8% -18.3% 43.2%
Operating cash flow CAGR (3Y) -24.4% 34.2% 12.0%
Free cash flow growth (1Y) -6,031% -44.2% 26.7%
Free cash flow CAGR (3Y) -196.9% 30.2% 1.5%

Profitability

14 metrics
MetricSKYARMTIACU
Gross margin 186.4% 17.7% 40.1%
EBITDA margin -214,892% -2.9% 11.7%
Operating margin -214,931% -6.5% 6.8%
Pretax margin -221,236% -7.9% 5.9%
Net margin -228,221% -7.3% 4.6%
FCF margin -115,934% 2.2% 7.3%
Operating cash flow margin -8,259% 4.1% 12.3%
Return on equity -280.7% -15.5% 8.2%
Return on assets -276.3% -9.6% 5.0%
Return on invested capital – – 7.3%
Return on capital employed -223.1% -9.9% 8.9%
Asset turnover 0.0x 1.2x 1.1x
Cash conversion (OCF / net income) 0.0x -0.6x 2.7x
Stock comp / revenue 52,451% 2.7% 0.9%

Financial Health

11 metrics
MetricSKYARMTIACU
Debt / assets – 15.9% 16.1%
Debt / equity – 0.3x 0.3x
Net debt / EBITDA – 7.8x 1.1x
Debt / FCF – 6.0x 2.1x
Liabilities / assets 1.9% 37.9% 39.5%
Equity / assets 98.1% 62.1% 60.5%
Interest coverage – -4.0x –
Current ratio 5.3x 3.3x 3.2x
Quick ratio 4.4x 3.0x 1.3x
Cash ratio 4.2x 2.2x 0.1x
Altman Z-score 30.23 -7.66 4.56

Shareholder Returns

7 metrics
MetricSKYARMTIACU
Dividend yield – – 0.9%
Net buyback yield -0.6% – -0.2%
Shareholder yield -0.6% – 0.7%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

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.

ConsensusSKYARMTIACU
Forward P/E 0.0xFY2026 – 25.8xFY2026
EPS, next fiscal year $2,362.06FY2026 $-0.97FY2026 $2.75FY2026
EPS growth, next FY – – +10.4%FY2026
EPS growth, the year after – – +4.0%
Revenue, next fiscal year $70.01MFY2026 $77.07MFY2026 $217.65MFY2026
Revenue growth, next FY +34,200.1%FY2026 +11.3%FY2026 +10.7%FY2026
Revenue growth, the year after +17.5% +7.5% +0.7%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersSKYARMTIACU
Held by institutions – 8.6% 73.5%
Institutions holding – 33 84
Change in shares held, QoQ – -14.2% +1.3%
Institutions buying – 13 47
Institutions selling – 9 21
Buyers to sellers – 1.44 2.24

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.

SKYARMTIACU
SKYA 1.00 0.04 -0.01
RMTI 0.04 1.00 0.02
ACU -0.01 0.02 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, SKYA, RMTI and ACU?

Acme United (ACU) is the largest by market capitalisation: SkyAI (SKYA) $212.68M, Rockwell Medical (RMTI) $31.97M, Acme United (ACU) $271.89M.

Which company is growing faster?

SkyAI (SKYA) grew revenue fastest over the trailing twelve months: SkyAI (SKYA) +108.0%, Rockwell Medical (RMTI) -21.1%, Acme United (ACU) +9.0%.

Which company is more profitable?

Acme United (ACU) has the highest net margin (SkyAI (SKYA) -228,220.7%, Rockwell Medical (RMTI) -7.3%, Acme United (ACU) 4.6%).

Which stock has performed better?

Over the past year Rockwell Medical (RMTI) returned the most: SkyAI (SKYA) -24.7%, Rockwell Medical (RMTI) +674.0%, Acme United (ACU) +88.2%. Over five years, Acme United (ACU) compounded fastest (Rockwell Medical (RMTI) +6.7%/yr, Acme United (ACU) +14.7%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Acme United (ACU) 0.90%. SkyAI (SKYA) and Rockwell Medical (RMTI) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Acme United (ACU) has been the steadiest (SkyAI (SKYA) 105.0%, Rockwell Medical (RMTI) 402.0%, Acme United (ACU) 30.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, SKYA, RMTI and ACU?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Acme United (ACU) leads on 6. 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.