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olivLaw · US equity research

Sono-Tek Corporation SOTK

Special Industry Machinery, NEC · SIC 3559 · Vertical: Special Industry Machinery, NEC (SIC 3559)

4.81USD−7.50% · 1 dayClose 30 Oct 2026

Sono-Tek Corporation designs and manufactures ultrasonic coating systems used in microelectronics, medical devices and alternative energy. The company reported record revenue in fiscal 2026 and, in the first half of fiscal 2027, sales growth driven mainly by the medical sector, while alternative energy sales fell sharply.

At the close of 30 Oct 2026, Sono-Tek Corporation (SOTK) stock was 4.81 USD (−7.50% on the day), with market capitalisation 75.8 m USD, P/E 38.4 on diluted EPS of 0.13 USD over the last 12 months, beta 0.39, 52-week range 3.60–7.16 USD. Latest reported quarter (Q2 2027): revenue of 5.2 m USD (+1.3% YoY), net income of 366.3 k USD (−13.5% YoY), diluted EPS 0.02 USD.

Data as of · AI analysis dated · Source: SEC filings and closing prices, computed by olivLaw.

Market cap
75.8 m USD
shares as of 09 Oct 2026
P/E (TTM)
38.4
Diluted EPS TTM 0.13 · TTM to 31 Aug 2026
E/P (TTM)
2.61%
TTM to 31 Aug 2026
Dividend yield
unavailable
Beta (2y)
0.39
Volatility (1y) 59%
52-week range
3.607.16

Price history

Loading chart…

Technical reading

RSI (14)
36.6
weak (30–45)
Bollinger (20, 2)
4.37 – 7.55
in the lower half of the band · %B 0.14 · band width 53.3%
SMA 50 / 200
5.37 / 4.87
mixed trend
MACD (12, 26, 9)
-0.14 / 0.01
MACD below signal

Indicators describe past prices; on their own they do not predict direction. On our history the RSI ≤ 40 filter added no return (see the signals methodology).

Performance

CompanyS&P 500vs S&P 500Vertical median
1 month−18.5%−0.9%−17.5 pp—
3 months−7.0%+1.2%−8.2 pp—
6 months−7.1%+4.8%−12.0 pp—
Year to date+16.5%+10.7%+5.7 pp—
1 year+4.6%+11.1%−6.5 pp+27.6%
3 years−4.4%+80.7%−85.1 pp+14.5%
5 years−18.1%+64.6%−82.6 pp—
Max drawdown (1y)
−32.8%
12 Oct 2026 → 30 Oct 2026
Max drawdown (5y)
−64.1%
18 Jan 2022 → 13 Aug 2025
Compound annual growth (5y)
−3.9%
S&P 500 +10.5%

Price returns, dividends excluded.

Quarterly results

Latest quarter: Q2 2027 · 31 Aug 2026

Revenue
5.2 m USD
+1.3% YoY
Net income
366.3 k USD
−13.5% YoY
Diluted EPS
0.02
−33.3% YoY
net / operating
7.0% / 7.3%

Quarterly margins

Quarterly statements · USD

Fiscal yearQ3 '25Q4 '25Q1 '26Q2 '26Q3 '26Q4 '26Q1 '27Q2 '27
Revenue5.2 m5.1 m5.1 m5.2 m5.0 m5.6 m5.7 m5.2 m
Cost of revenue2.8 m2.7 m2.5 m2.6 m2.5 m2.8 m2.4 m2.5 m
Gross profit2.3 m2.4 m2.7 m2.6 m2.5 m2.8 m3.2 m2.8 m
Research & development627.5 k669.6 k668.5 k627.3 k638.4 k619.8 k617.0 k679.2 k
Operating income197.6 k288.1 k483.4 k421.2 k319.0 k601.5 k897.2 k381.5 k
Depreciation & amortisation192.8 k ≈171.4 k153.7 k159.8 k ≈195.0 k ≈160.7 k118.6 k124.0 k ≈
Income tax39.8 k86.4 k118.6 k102.5 k86.8 k153.5 k244.3 k131.7 k
Net income274.2 k327.7 k485.0 k423.7 k340.0 k557.0 k741.2 k366.3 k
Diluted EPS0.020.02 ≈0.030.030.020.04 ≈0.050.02
Operating cash flow1.3 m ≈-674.3 k-922.3 k-176.8 k ≈1.2 m ≈3.1 m1.9 m1.2 m ≈
Capex212.4 k ≈65.7 k52.2 k60.5 k ≈68.1 k ≈43.7 k81.5 k21.0 k ≈

≈ derived quarter (cumulative difference / share-days average)

E/P over time

E/P = trailing-12-month diluted EPS / price at quarter end. E/P is the inverse of P/E and stays defined when earnings are negative.

Today's P/E sits at the 24 percentile of its own 37-quarter history (min 22.3, median 63.1, max 622.8; quarters with earnings only).

Fiscal years

Fiscal year20192020202120222023202420252026
Revenue11.6 m15.4 m14.8 m17.1 m15.1 m19.7 m20.5 m20.9 m
Revenue YoY+5.5%+32.3%−3.4%+15.5%−12.1%+30.8%+4.1%+2.0%
Net income161.6 k1.1 m1.1 m2.5 m635.9 k1.4 m1.3 m1.8 m
Net income YoY−56.1%+585.4%+1.2%+126.9%−75.0%+126.7%−11.7%+41.8%
Diluted EPS0.010.070.070.160.040.090.080.11
Diluted EPS YoY−50.0%+600.0%0.0%+128.6%−75.0%+125.0%−11.1%+37.5%
net %1.4%7.2%7.6%14.8%4.2%7.3%6.2%8.6%
Free cash flow-656.2 k2.5 m380.8 k2.0 m769.2 k369.2 k56.2 k3.0 m

Reported results vs expectations

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Balance sheet & financial health

Fiscal year 2026 · 28 Feb 2026

Cash
7.3 m USD
Financial debt
unavailable USD
Net debt
unavailable USD
Equity
19.8 m USD
Total assets
26.4 m USD
Debt / equity
unavailable
Current ratio
3.46x
ROE
9.6%
ROA
7.2%
FCF margin
14.4%

Financial statements (source on every figure)

Revenue and net income (USD)

Margins

Income statement · USD

Revenue
2024
19.7 m
2025
20.5 m
2026
20.9 m

SEC (XBRL)· 28 May 2026verified

Cost of revenue
2024
9.9 m
2025
10.8 m
2026
10.3 m

SEC (XBRL)· 28 May 2026verified

Gross profit
2024
9.8 m
2025
9.7 m
2026
10.6 m

SEC (XBRL)· 28 May 2026verified

Research & development
2024
2.9 m
2025
2.7 m
2026
2.6 m

SEC (XBRL)· 28 May 2026verified

Operating income
2024
1.2 m
2025
1.0 m
2026
1.8 m

SEC (XBRL)· 28 May 2026verified

Depreciation & amortisation
2024
597.2 k
2025
700.5 k
2026
669.3 k

SEC (XBRL)· 28 May 2026verified

EBITDA
2024
1.8 m ≈
2025
1.7 m ≈
2026
2.5 m ≈

SEC (XBRL)· 28 May 2026derived

Interest expense
2024
—
2025
—
2026
—

SEC (XBRL)· 28 May 2021verified

Income tax
2024
303.1 k
2025
260.7 k
2026
461.4 k

SEC (XBRL)· 28 May 2026verified

Net income
2024
1.4 m
2025
1.3 m
2026
1.8 m

SEC (XBRL)· 28 May 2026verified

Diluted EPS
2024
0.09
2025
0.08
2026
0.11

SEC (XBRL)· 28 May 2026verified

Weighted average diluted shares
2024
15.8 m
2025
15.8 m
2026
15.7 m

SEC (XBRL)· 28 May 2026verified

Balance sheet · USD

Cash
2024
2.1 m
2025
5.2 m
2026
7.3 m

SEC (XBRL)· 28 May 2026verified

Receivables
2024
1.5 m
2025
2.3 m
2026
3.4 m

SEC (XBRL)· 28 May 2026verified

Inventories
2024
5.2 m
2025
4.5 m
2026
3.9 m

SEC (XBRL)· 28 May 2026verified

Current assets
2024
18.7 m
2025
19.0 m
2026
22.8 m

SEC (XBRL)· 28 May 2026verified

Property, plant & equipment, net
2024
2.8 m
2025
2.6 m
2026
2.2 m

SEC (XBRL)· 28 May 2026verified

Intangibles (excl. goodwill)
2024
47.6 k
2025
37.4 k
2026
29.8 k

SEC (XBRL)· 28 May 2026verified

Total assets
2024
23.1 m
2025
23.4 m
2026
26.4 m

SEC (XBRL)· 28 May 2026verified

Accounts payable
2024
1.0 m
2025
859.5 k
2026
1.0 m

SEC (XBRL)· 28 May 2026verified

Long-term debt
2024
—
2025
—
2026
—

SEC (XBRL)· 28 May 2021verified

Current liabilities
2024
6.6 m
2025
5.5 m
2026
6.6 m

SEC (XBRL)· 28 May 2026verified

Total liabilities
2024
6.9 m
2025
5.6 m
2026
6.6 m

SEC (XBRL)· 28 May 2026verified

Equity
2024
16.3 m †
2025
17.8 m †
2026
19.8 m †

SEC (XBRL)· 28 May 2026verified

Cash flow · USD

Operating cash flow
2024
1.2 m
2025
525.0 k
2026
3.2 m

SEC (XBRL)· 28 May 2026verified

Capex
2024
794.7 k
2025
468.8 k
2026
224.6 k

SEC (XBRL)· 28 May 2026verified

Free cash flow
2024
369.2 k ≈
2025
56.2 k ≈
2026
3.0 m ≈

SEC (XBRL)· 28 May 2026derived

Investing cash flow
2024
-2.4 m
2025
2.6 m
2026
-968.0 k

SEC (XBRL)· 28 May 2026verified

Financing cash flow
2024
—
2025
-7.9 k
2026
-140.5 k

SEC (XBRL)· 28 May 2026verified

Computed indicators

Growth

Revenue growth (YoY)
2.0%
computed by olivLawFY 2026
Revenue CAGR 3Y
11.6%
computed by olivLawFY 2023 → FY 2026
Revenue CAGR 5Y
7.1%
computed by olivLawFY 2021 → FY 2026
EBIT growth (YoY)
80.7%
computed by olivLawFY 2026
Net income growth (YoY)
41.8%
computed by olivLawFY 2026
Net income CAGR 3Y
41.6%
computed by olivLawFY 2023 → FY 2026
Net income CAGR 5Y
10.0%
computed by olivLawFY 2021 → FY 2026
EPS growth (YoY)
37.5%
computed by olivLawFY 2026
EPS CAGR 3Y
40.1%
computed by olivLawFY 2023 → FY 2026
EPS CAGR 5Y
9.5%
computed by olivLawFY 2021 → FY 2026
FCF growth (YoY)
5,273.5%
computed by olivLawFY 2026

Profitability

Gross margin
52.5%
computed by olivLawTTM to 31 Aug 2026
EBITDA margin
13.0%
computed by olivLawTTM to 31 Aug 2026
EBIT margin
10.2%
computed by olivLawTTM to 31 Aug 2026
Net margin
9.3%
computed by olivLawTTM to 31 Aug 2026
FCF margin
33.6%
computed by olivLawTTM to 31 Aug 2026

Returns

ROE
10.1%
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
ROA
8.1%
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
ROIC
unavailable
input data missing
ROCE
10.4%
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
Payout ratio (EPS)
unavailable
input data missing
Payout ratio (FCF)
unavailable
input data missing

Balance sheet

Net debt
unavailable
input data missing
Net debt / EBITDA
unavailable
input data missing
Debt / equity
unavailable
input data missing
Interest coverage
unavailable
the reported interest expense is far older than the latest period (the filer changed its XBRL tag): a stale figure is not used

Liquidity

Current ratio
4.4x
computed by olivLawbalance sheet at 31 Aug 2026
Quick ratio
3.7x
computed by olivLawbalance sheet at 31 Aug 2026
Cash ratio
1.9x
computed by olivLawbalance sheet at 31 Aug 2026

Cash

Operating cash flow
7.4 m USD
computed by olivLawTTM to 31 Aug 2026
Capital expenditure
214.3 k USD
computed by olivLawTTM to 31 Aug 2026
Free cash flow
7.2 m USD
computed by olivLawTTM to 31 Aug 2026
FCF conversion
360.8%
computed by olivLawTTM to 31 Aug 2026
Cash conversion
266.2%
computed by olivLawTTM to 31 Aug 2026

Efficiency

Days sales outstanding
46 days
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
Days inventory outstanding
143 days
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
Days payables outstanding
25 days
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
Cash conversion cycle
164 days
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026

Market and valuation

Market capitalisation
75.8 m USD
computed by olivLawbalance sheet at 31 Aug 2026
Enterprise value
unavailable
input data missing
Market cap / net income TTM
37.8x
computed by olivLawTTM to 31 Aug 2026
P/E (TTM)
38.4x
computed by olivLawTTM to 31 Aug 2026
Earnings yield
2.6%
computed by olivLawTTM to 31 Aug 2026
P/B
3.6x
computed by olivLawbalance sheet at 31 Aug 2026
P/S
3.5x
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
EV/EBITDA
unavailable
input data missing
EV/EBIT
unavailable
input data missing
EV/Sales
unavailable
input data missing
P/FCF
10.5x
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
FCF yield
9.5%
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
Dividend yield
unavailable
no dividend in the structured statements; a missing line is not a confirmed zero
Shareholder yield (distributions)
unavailable
input data missing

Risk

Altman Z
10.99
computed by olivLawbalance sheet at 31 Aug 2026

Valuation

olivLaw classification

Insufficient data
What is missing
  • score weight coverage: 52.1% of at least 60%

A scoring methodology on indicators and valuation, not investment advice.

Closing price

4.81 USD

30 Oct 2026Source: olivLaw, closing series

Market cap: 75.8 m USD

Key indicators

Market capitalisation
75.8 m USD
computed by olivLawbalance sheet at 31 Aug 2026
P/E (TTM)
38.4x
computed by olivLawTTM to 31 Aug 2026
P/B
3.6x
computed by olivLawbalance sheet at 31 Aug 2026
EV/EBITDA
unavailable
input data missing
ROE
10.1%
computed by olivLawTTM to 31 Aug 2026 · balance sheet at 31 Aug 2026
Net margin
9.3%
computed by olivLawTTM to 31 Aug 2026
Revenue growth (YoY)
2.0%
computed by olivLawFY 2026
Dividend yield
unavailable
no dividend in the structured statements; a missing line is not a confirmed zero

Coverage and freshness

29/37 reporting lines present
Latest full fiscal year: 2026
Latest reported period: 31 Aug 2026
Latest balance sheet date: 31 Aug 2026
Share count (cover of the latest filing), as of: 09 Oct 2026
Source: SEC (XBRL)published 14 Oct 2026
verified 2262derived 200

Score by group

52% · Insufficient data

Estimated value range

Low
2.25
USD per share
Mid
3.17
USD per share
High
4.34
USD per share
Price: 4.81 USD
The price is above the range
Potential to the central value: -34.1% (value / price − 1)
Margin of safety: -51.8% (1 − price / value)
Agreement between methods: single method · 1 methods used · 1 independent bases

The combined range = the median of the valid methods' low, central and high values; it is not a probability interval and does not cover every result. Envelope of all methods: 2.25 – 4.34 USD.

Valuation assumptions are editorial choices, not measured; beta is not measured.

Method ranges (USD per share)

— — Mid · ▏ Price

Valuation methods

  • DCF (discounted cash flow)unavailable · the reported interest expense is far older than the latest period (the filer changed its XBRL tag): a stale figure is not used
  • Peers: EV/EBITDAunavailable · net debt missing: EV cannot be bridged to equity (missing debt is not zero)
  • Peers: P/E2.25 – 4.34 (Mid 3.17)
    7 companies used · median multiple 25.3x · quartiles 17.9x – 34.6x
    ACLS, ACMR, ASYS, CRCT, CVV, ERII, LRCX
  • Dividend discount (DDM)unavailable · the company pays no dividend: a dividend model needs an explicit initiation assumption
Multiple comparisons use the SIC vertical: Special Industry Machinery, NEC (SIC 3559)

Classification (SIC) comparables group by industry code, not by economic activity; the direct group is an editorial selection by activity. Members' multiples are on their own trailing twelve months, at their own latest close.

Assumptions (illustrative, editorial)

Risk-free rate
4.3%
Equity risk premium
5.0%
Beta (default)
1.00
Cost of equity
9.3%
Terminal growth
2.5%

Factor scorecard

Insufficient data

Minimum-evidence gate: score weight coverage: 52.1% of at least 60%

FactorValueScoreWeight used
ROIC · Qualityunavailableunavailable—
Net margin · Quality9.3%42 (vs peers)12%
FCF conversion · Quality360.8%100 (on a fixed band)12%
Revenue CAGR 3Y · Growth11.6%96 (on a fixed band)16%
EPS CAGR 3Y · Growth40.1%100 (on a fixed band)16%
Net debt / EBITDA · Balance sheetunavailableunavailable—
Interest coverage · Balance sheetunavailableunavailable—
Current ratio · Balance sheet4.4x100 (on a fixed band)8%
P/E (TTM) · Valuation38.4x25 (vs peers)20%
EV/EBITDA · Valuationunavailableunavailable—
FCF yield · Valuation9.5%100 (on a fixed band)16%
Shareholder yield (distributions) · Returnsunavailableunavailable—
Payout ratio (FCF) · Returnsunavailableunavailable—

Factors without a value were dropped; the remaining weights were renormalised.

Score groups

  • Balance sheet· partial100/100 · 1/3 factors with a value
  • Growth98/100 · 2/2 factors with a value
  • Quality71/100 · 2/3 factors with a value
  • Returns· partialunavailable · 0/2 factors with a value
  • Valuation58/100 · 2/3 factors with a value

A «partial» group is computed from under half of its weight or from one factor: it is not a full assessment of the group.

Memo

SONO TEK CORP (SOTK). Latest full fiscal year: 2026; data up to 2026-08-31.

Figures computed from the financial statements: revenue 20.9 m USD in 2026; YoY growth 2.0%; net margin 9.3%; ROE 10.1%.

The estimated value range is 2.25–4.34 USD per share (median of 1 methods, agreement: single method); assumptions are illustrative. Against the central value of 3.17 USD, the price of 4.81 USD leaves a potential of -34.1% (value / price − 1) and a margin of safety of -51.8% (1 − price / value). The range is the median of the methods' low, central and high values, not a probability interval.

Insufficient data for a verdict (score weight coverage: 52.1% of at least 60%).

Text generated deterministically from the figures shown; no language model. Not investment advice.

What supports the thesis

  • FCF conversion: 360.8%
  • Revenue CAGR 3Y: 11.6%
  • EPS CAGR 3Y: 40.1%
  • Current ratio: 4.4x
  • FCF yield: 9.5%

What contradicts it

  • P/E (TTM): 38.4x
  • The price is above the estimated value range

Not assessed (insufficient data or a ratio without meaning): ROIC, Net debt / EBITDA, Interest coverage, EV/EBITDA, Shareholder yield (distributions), Payout ratio (FCF).

Versus the vertical median

Special Industry Machinery, NEC (SIC 3559) · same industry (4-digit SIC) · compared with 12 companies

Multiples and returns vs the median

P/E
38.4x
vertical median 29.4x
above median (+30.4%)
EV/EBITDA
—
vertical median 21.5x
P/S
3.5x
vertical median 2.8x
above median (+26.4%)
P/B
3.6x
vertical median 1.9x
above median (+86.3%)
ROE
10.1%
vertical median 8.7%
above median (+15.5%)
Net margin
9.3%
vertical median 11.7%
below median (−20.4%)
EBIT margin
10.2%
vertical median 9.2%
above median (+11.0%)
Revenue YoY
2.0%
vertical median 1.5%
above median (+30.6%)
Net debt/EBITDA
—
vertical median -0.7x
Dividend yield
—
vertical median 0.5%

Price rebased to 100 (monthly, 5 years)

Companies in the vertical

Market capP/EROENet marginRevenue YoY1A / 3A
LRCXLam Research Corporation298.7 bn35.670.1%32.3%+26.0%+52% / +306%
ACLSAxcelis Technologies Inc3.1 bn33.58.9%10.7%−17.6%+26% / −22%
VECOVeeco Instruments Inc2.4 bn108.52.6%3.4%−7.4%+35% / +62%
AZTAAzenta, Inc.1.7 bn—-7.7%-20.0%+3.6%+29% / −14%
CRCTCricut, Inc.1.3 bn14.325.9%12.7%−0.5%+15% / −29%
ACMRACM Research, Inc.644.6 m21.510.6%14.5%+15.2%+10% / +234%
ERIIEnergy Recovery, Inc.355.3 m25.38.6%12.7%−6.9%−59% / −54%
ASYSAmtech Systems, Inc.223.2 m48.24.8%4.9%−21.6%+61% / +78%
VELOVelo3D, Inc.210.9 m—-61.5%-89.6%+12.1%+18% / −99%
SOTKSono Tek Corp75.8 m38.410.1%9.3%+2.0%+5% / −4%
TRTTrio-Tech International50.6 m—-0.1%-0.1%+71.6%+32% / +43%
CVVCvd Equipment Corporation27.2 m2.732.7%62.0%−4.1%+0% / −32%
ASMLAsml Holding NV——50.5%29.4%+15.6%+48% / +162%

1- and 3-year price returns: for SOTK from daily closes (the same as the performance table), for the other companies from month-end closes.

olivLaw engine forecast

The world engine ran after the company's latest material disclosure. Probabilities are of TOUCHING a level within the horizon (not closing there) and sit next to the random walk (p_rw), the no-information benchmark.

The engine has no published run for this company yet.

Valuation scenarios (editable assumptions)

Illustrative scenarios

Illustrative: not forecasts and without probabilities. Each case is one coherent set of assumptions, computed on today's figures.

Bear
Allowed range: -50 … 50%
Allowed range: -100 … 100%
Allowed range: 0 … 100
Allowed range: -10 … 20%
Allowed range: 0 … 100%
Base
Allowed range: -50 … 50%
Allowed range: -100 … 100%
Allowed range: 0 … 100
Allowed range: -10 … 20%
Allowed range: 0 … 100%
Bull
Allowed range: -50 … 50%
Allowed range: -100 … 100%
Allowed range: 0 … 100
Allowed range: -10 … 20%
Allowed range: 0 … 100%
Nothing is saved.

Estimated price (USD)

Estimated priceBearBaseBull
1 years
3.09
Total return -36% · Per year -36%
5.44
Total return 13% · Per year 13%
8.18
Total return 70% · Per year 70%
3 years
3.44
Total return -28% · Per year -11%
6.78
Total return 41% · Per year 12%
11.11
Total return 131% · Per year 32%
5 years
3.83
Total return -20% · Per year -4%
8.43
Total return 75% · Per year 12%
15.10
Total return 214% · Per year 26%
What moves the 3-year price the most
  • Exit P/E± 1.69
  • Net margin± 1.19
  • Annual revenue growth± 0.91
  • Annual dilution± 0.10

AI analysis

AI-generatedAI-generated analysis (Claude) from cited public sources; it may contain errors. Not investment advice. As of 27 Oct 2026 · Model: claude-haiku-5-5.

In brief

Sono-Tek Corporation designs and manufactures ultrasonic coating systems used in microelectronics, medical devices and alternative energy. The company reported record revenue in fiscal 2026 and, in the first half of fiscal 2027, sales growth driven mainly by the medical sector, while alternative energy sales fell sharply.

SWOT

Strengths

  • Patented technology, solid application engineering, a reputation for quality and a balance sheet with no debt.
  • Strong growth in the medical sector and a customer base spread across several industries.
  • Rising gross margins, supported by a favorable product mix and direct sales in the United States.

Weaknesses

  • Reliance on a few large customers for high value systems makes revenue uneven.
  • Alternative energy sales fell sharply and do not always offset losses in other segments.
  • Operating expenses rose, and operating income was below prior levels in some quarters.

Opportunities

  • New orders received after the quarter end could support revenue in the following fiscal year.
  • Expanding medical applications and developing production systems could open new markets.
  • Emerging markets with lower competition could provide new revenue if the technology is adopted.

Threats

  • Changes in government policy on clean energy could reduce demand for certain systems.
  • Trade tariffs and international tensions could affect sales outside North America.
  • Competitors with cheaper solutions could press prices and margins.

Risks

  • Customer concentrationhigh

    Large orders for production systems can create significant swings from quarter to quarter, especially when a single customer accounts for a large part of shipments.

  • Energy policyhigh

    Policy changes in the clean energy sector could reduce demand for electrolysis and hydrogen systems.

  • Trade tariffsmedium

    New tariffs and trade restrictions could reduce international sales and raise costs.

  • Operating costsmedium

    Rising salary and administrative costs could reduce profit if revenue does not grow enough.

  • Delivery of guidancelow

    Guidance for flat to modest growth depends on the timing of several large orders, which could slip.

Investment thesis

What would need to be true (bull case)

  • If the medical sector keeps growing and recent orders convert into shipments, revenue in the following fiscal year could be stronger, and the debt-free balance sheet offers flexibility.
  • Rising margins and a more favorable product mix could support profitability even with relatively stable sales.
  • The shift toward higher-priced production systems could win a larger market share if customers move from research to production.

What would break the thesis

  • If revenue stays dependent on a few large orders, weak quarters could recur and outweigh gains in other segments.
  • The decline in alternative energy could continue if government support does not return, and the company might not replace the lost revenue quickly.
  • Rising operating expenses could reduce operating income if sales do not rise as expected.

What to watch

  • Shipment of post-quarter orders and their conversion into fiscal 2028 revenue2027
  • Trend of medical market sales and stability of the product mixQ3 2027
  • Level of backlog and the trend of alternative energy salesnext 10-Q
  • Confirmation of flat to modest revenue growth guidance for fiscal 2027next 10-K

Products, market & competition

AI-generatedAI-generated analysis (Claude) from cited public sources; it may contain errors. Not investment advice. As of 27 Oct 2026 · Model: claude-haiku-5-5.

The business

Sono-Tek designs and manufactures ultrasonic coating systems that apply thin, precise layers to parts in microelectronics, alternative energy, medical and industrial markets. The technology began with coating blood collection tubes and later extended to printed circuit boards and glass. The company is increasingly focused on complete production systems with higher prices rather than simply selling nozzles and components. Net sales were 20.9 million USD in fiscal 2026 1 and 10.89 million USD in the first half of fiscal 2027 3.

The company operates from Milton, New York, where its production facilities are also located, and has a sales and service office in Singapore and an application laboratory in Guangzhou. Sales are made through a direct sales force, independent distributors and sales representatives. In fiscal 2026, 33% of sales came from outside the United States and Canada 1. Research and development spending was 12% of sales in fiscal 2026 1.

The strategy aims to extend ultrasonic coating technology into new applications, grow revenue through more efficient production processes, and develop technologies that solve customers' difficult problems. The company carries no debt, which gives it financial flexibility for organic investment.

Segments

Integrated coating and multi-axis systems

Integrated coating systems grew strongly in fiscal 2026, mainly due to shipments of several high price production systems to a key solar energy customer. Multi-axis systems declined in the same year due to weaker demand for electrolysis applications. In the first half of fiscal 2027, multi-axis systems grew on strong sales of stent-coating systems to the U.S. medical market.

Medical market

Medical market sales rose 54% in fiscal 2026 1 and continued to grow strongly in the first half of fiscal 2027 on balloon and stent coating systems. This market has become the main growth driver of the company.

Alternative energy

Alternative energy sales fell in fiscal 2026 because of lower demand for electrolysis systems, influenced by changes in government policy. In the first half of fiscal 2027 the decline deepened, reflecting significant shifts in U.S. government policy and spending on clean energy 3.

Market context

The ultrasonic coating market is niche, with applications in microelectronics, medicine, solar energy and fuel cells. The company's growth depends on adoption of these technologies as customers move from research to series production. The company notes that competition is lower in emerging applications than in established markets 1. Prices of larger systems sometimes exceed 300,000 USD 2.

Market developments are influenced by government policy in the clean energy sector and by trade tariffs, which can affect international sales. The company reports that international sales are affected by trade policy changes, including new tariffs 1.

Trends

  • Medical growthtailwind

    Demand for medical coating systems, including for balloons and stents, has supported the company's growth in recent reported periods.

  • Shift to production systemsmixed

    The move from component sales to complete systems with higher prices could improve margins but makes revenue more uneven from quarter to quarter.

  • Clean energy policyheadwind

    Reduced government incentives have lowered demand for electrolysis and green hydrogen systems.

  • Tariffs and tradeheadwind

    Changes in trade policy and new tariffs could affect sales outside the United States and Canada.

Competitive position

The company competes with alternative coating technologies and with global and regional manufacturers of nozzles and other products, on the basis of price, quality, product features, application engineering and service. In emerging markets competition is lower due to the uniqueness of the ultrasonic technology.

The company's advantage lies in its reputation for quality, application engineering and custom solutions. If competitors offer comparable systems at lower prices, the company's margins could come under pressure.

  • Alternative coating technologies

    Competing coating technologies, mentioned generically in the company's report without a named provider.

  • Global nozzle manufacturers

    Global manufacturers competing on price, quality and service, not individually identified in the source.

  • Regional nozzle manufacturers

    Regional manufacturers with similar offerings that compete in local markets.

  • Local distributors and equipment makers

    Local players that may offer cheaper solutions for standard industrial applications.

News & filings

In the press

No news in our archive over the last 180 days.

SEC filings

Sources

  1. [1] Form 10-K, fiscal year ended 2026-02-28 · SEC / Sono-Tek Corporation · 28 May 2026
  2. [2] Form 10-Q, quarter ended 2026-08-31 · SEC / Sono-Tek Corporation · 14 Oct 2026
  3. [3] Form 8-K, results release (exhibit 99.1) · SEC / Sono-Tek Corporation · 14 Oct 2026

Figures computed by olivLaw from SEC filings and closing prices; the qualitative analysis is AI-generated from cited sources. Not investment advice.

Sono-Tek Corporation (SOTK): stock, results, valuation and forecast · olivLaw