Private company

NATUS MEDICAL INC

NATUS MEDICAL INC is an American electromedical and electrotherapeutic apparatus company.2 It is headquartered in Middleton, United States.2

Last updated Oct 20, 2026.

Overview

  • IndustryElectromedical & Electrotherapeutic Apparatus2
  • HeadquartersMiddleton, United States2
  • Incorporated inDE3
  • Business address3150 Pleasant View Road, Middleton, Wi 535623
  • Filer categoryLarge accelerated filer3
  • Legal formCorporation2
  • LEI549300ZW3JLSJGT2D8382
  • StatusActive2
  • LEI statusLapsed (not renewed)2
  • Registered addressC/O The Corporation Trust Company, 19801 Wilmington, United States2
  • Registered withDivision of Corporations, Department of State, 32626362

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Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2021

57.8%Gross margin4
5.0%Operating margin4
2.8%Net margin4
13.9%Revenue growth, 20214
3.1%Return on equity4
0.00×Debt to equity4
$60.4MFree cash flow4

Where the money goes

Where each dollar of revenue went, fiscal 2021

  • Research and development12¢$56.3M
  • Other costs84¢$395.9M
  • Interest0¢$1.9M
  • Income tax1¢$6.2M
  • Profit3¢$13.2M

Out of $473.4M in revenue.4

Where each dollar of operating cash went, fiscal 2021

  • Capital spending6¢$3.6M
  • Kept or used elsewhere94¢$60.4M

Out of $64.0M of cash from operations.4

Financial statements

Revenue56784$473.4M in 2021+26% since 2015
0$200.0M$400.0M$600.0M2015: $375.9M$375.9M20152016: $381.9M$381.9M2016+2%2017: $501.0M$501.0M2017+31%2018: $530.9M$530.9M2018+6%2019: $495.2M$495.2M2019−7%2020: $415.7M$415.7M2020−16%2021: $473.4M$473.4M2021+14%
Gross profit56784$273.7M in 2021+20% since 2015
0$100.0M$200.0M$300.0M$400.0M2015: $227.5M$227.5M20152016: $234.9M$234.9M2016+3%2017: $281.2M$281.2M2017+20%2018: $304.0M$304.0M2018+8%2019: $291.7M$291.7M2019−4%2020: $216.5M$216.5M2020−26%2021: $273.7M$273.7M2021+26%
Operating income56784$23.8M in 2021−56% since 2015
-$40.0M-$20.0M0$20.0M$40.0M$60.0M2015: $53.5M$53.5M20152016: $55.3M$55.3M2016+3%2017: $8.7M$8.7M2017−84%2018: -$24.6M-$24.6M20182019: -$15.7M-$15.7M2019−36%2020: -$20.2M-$20.2M2020+29%2021: $23.8M$23.8M2021
Net income56784$13.2M in 2021−65% since 2015
-$40.0M-$20.0M0$20.0M$40.0M$60.0M2015: $37.9M$37.9M20152016: $42.6M$42.6M2016+12%2017: -$20.3M-$20.3M20172018: -$22.9M-$22.9M2018+13%2019: -$15.7M-$15.7M2019−32%2020: -$16.6M-$16.6M2020+6%2021: $13.2M$13.2M2021
Fiscal year2015201620172018201920202021
Revenue$375.9M5$381.9M6$501.0M7$530.9M8$495.2M4$415.7M4$473.4M4
Cost of revenue$145.5M5$144.6M5$213.4M5$218.0M7$196.6M7
Gross profit$227.5M5$234.9M6$281.2M7$304.0M8$291.7M4$216.5M4$273.7M4
Research and development$30.4M5$33.4M6$51.8M7$61.5M8$58.7M4$61.3M4$56.3M4
Operating expenses$249.9M4
Operating income$53.5M5$55.3M6$8.7M7-$24.6M8-$15.7M4-$20.2M4$23.8M4
Interest$352.0K5$430.0K6$5.1M7$6.8M8$4.9M4$3.7M4$1.9M4
Income before tax$19.4M4
Income tax$14.5M5$12.3M6$25.4M7-$9.3M8-$5.6M4-$5.5M4$6.2M4
Net income$37.9M5$42.6M6-$20.3M7-$22.9M8-$15.7M4-$16.6M4$13.2M4
Earnings per share$1.175$1.316-$0.627-$0.698-$0.474-$0.494$0.394
Earnings per share (diluted)$1.145$1.296-$0.627-$0.698-$0.474-$0.494$0.394
Shares (weighted, basic)33.7M shares4
Shares (weighted, diluted)34.0M shares4

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Corporate structure

NATUS MEDICAL INC sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of NATUS MEDICAL INC

  • VANGUARD GROUP INC Filed SC 13G/A on NATUS MEDICAL INC, latest Feb 10, 2022
  • VICTORY CAPITAL MANAGEMENT INC Filed SC 13G/A on NATUS MEDICAL INC, latest Feb 2, 2022
  • Allspring Global Investments Holdings, LLC Filed SC 13G on NATUS MEDICAL INC, latest Jan 19, 2022
  • NATUS MEDICAL INC Middleton, Wisconsin, United States

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What NATUS MEDICAL INC reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Property and equipment

ItemLatestA year beforeChange
Property and equipment, before depreciation$55.1M4 Dec 31, 2021$55.2M4 Dec 31, 2020−0.3%
Accumulated depreciation$33.3M4 Dec 31, 2021$30.7M4 Dec 31, 2020+8.4%
Property and equipment, net$21.8M4 Dec 31, 2021$24.5M4 Dec 31, 2020−11.1%
Finance-lease assets$2.4M4 Dec 31, 2021$2.6M4 Dec 31, 2020−7.8%
Operating-lease assets (leased space)$9.3M4 Dec 31, 2021$11.7M4 Dec 31, 2020−20.4%

Investments

ItemLatestA year beforeChange
Cash and cash equivalents$75.6M4 Dec 31, 2021$82.1M4 Dec 31, 2020−7.9%

Intangibles and goodwill

ItemLatestA year beforeChange
Goodwill$148.7M4 Dec 31, 2021$151.3M4 Dec 31, 2020−1.7%
Intangible assets, net (excluding goodwill)$65.5M4 Dec 31, 2021$92.7M4 Dec 31, 2020−29.4%
Finite-lived intangibles, gross$252.1M4 Dec 31, 2021$271.0M4 Dec 31, 2020−7.0%
Accumulated amortization$177.1M4 Dec 31, 2021$164.0M4 Dec 31, 2020+8.0%
Finite-lived intangibles, net$65.5M4 Dec 31, 2021$90.7M4 Dec 31, 2020−27.8%

Inventory

ItemLatestA year beforeChange
Inventory, total$67.7M4 Dec 31, 2021$75.7M4 Dec 31, 2020−10.4%
Work in process$2.8M4 Dec 31, 2021$2.3M4 Dec 31, 2020+23.1%
Finished goods$57.8M4 Dec 31, 2021$65.7M4 Dec 31, 2020−12.0%

Leadership

Who has led NATUS MEDICAL INC, and when. Pick a name to see everywhere that person has worked.

Chief executive

  1. James B. Hawkins2006–2018
  2. Carsten Buhl2018
  3. Thomas Joseph Sullivan2022

President

  1. James B. Hawkins2006–2018
  2. John T. Buhler2011–2013
  3. Carsten Buhl2018
  4. Thomas Joseph Sullivan2022

Chief financial officer

  1. Sharon Villaverde2018
  2. Benjamin Drew Davies2018–2022

Chief operating officer

  1. John T. Buhler2011–2013
2010201520202025
Board members and other officers (18)

Timeline

  1. Jul 21, 20228-K Ended a material agreement; Completed an acquisition or sale; Listing notice or transfer34
  2. Jul 7, 20228-K Shareholder vote35
  3. Jun 15, 20228-K Shareholder vote36
  4. May 5, 20228-K Results of operations37
  5. Apr 18, 20228-K Entered a material agreement; Executive or director change; Other events38
  6. Feb 24, 20228-K Results of operations; Executive or director change39
  7. Jan 10, 20228-K Results of operations40
  8. Jan 4, 2022New chief executive Thomas Joseph Sullivan becomes CEO11
  9. Dec 17, 20218-K Executive or director change41
  10. Nov 4, 20218-K Results of operations42
  11. Apr 12, 2018New chief executive Carsten Buhl becomes CEO12
  12. Mar 10, 2006New chief executive James B. Hawkins becomes CEO13
  13. Jul 20, 2000Founded NATUS MEDICAL INC is founded2

Calendar

When it reported results

  1. May 5, 2022Reported quarterly or annual results37
  2. Feb 24, 2022Reported quarterly or annual results39
  3. Jan 10, 2022Reported quarterly or annual results40
  4. Nov 4, 2021Reported quarterly or annual results42

Upcoming dates from Nasdaq's calendar; past results from the company's 8-K filings (Item 2.02). The full markets calendar

Filings

62 filings to the SEC since October 2021: 1 annual reports, 2 quarterly reports, 9 major events, 25 insider forms, 5 large holders, 20 other. The latest 20:

  1. Aug 1, 202215-12G EDGAR
  2. Jul 22, 2022EFFECT EDGAR
  3. Jul 22, 2022EFFECT EDGAR
  4. Jul 22, 2022EFFECT EDGAR
  5. Jul 21, 202225-NSE EDGAR
  6. Jul 21, 20224 EDGAR
  7. Jul 21, 20224 EDGAR
  8. Jul 21, 20224 EDGAR
  9. Jul 21, 20224 EDGAR
  10. Jul 21, 20224 EDGAR
  11. Jul 21, 20224 EDGAR
  12. Jul 21, 20224 EDGAR
  13. Jul 21, 20224 EDGAR
  14. Jul 21, 20224 EDGAR
  15. Jul 21, 20224 EDGAR
  16. Jul 21, 2022S-8 POS EDGAR
  17. Jul 21, 2022S-8 POS EDGAR
  18. Jul 21, 2022S-8 POS EDGAR
  19. Jul 21, 2022S-8 POS EDGAR
  20. Jul 21, 2022S-8 POS EDGAR

The 62 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

1 open-market trades by officers, directors and large owners since October 2021: 0 buys and 1 sales. Grants, option exercises and gifts are left out.

DateWhoTradeSharesPriceValueFiling
Dec 9, 2021CHUNG DONG CHUNE CHRISTOPHERChief Medical OfficerSale11,787$23.08$272.0KForm 4

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

SEC filer profile

How NATUS MEDICAL INC is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGARNATUS MEDICAL INC1
  • CIK0000878526
  • Employer ID (EIN)77-01548331
  • Filer statusLarge accelerated filer1
  • Incorporated inDelaware1
  • Fiscal year endsDecember 311
  • Industry code (SIC)3845 Electromedical & Electrotherapeutic Apparatus1
  • Business address3150 Pleasant View Road, Middleton, WI 535621
  • Phone60882985001
  • Shares outstanding34,585,114 as of Apr 29, 20229
  • Public float$886.8M as of Jun 30, 20214
  • On EDGAR sinceAug 18, 20001
  • Filings1,227 in all: 4 (565), 8-K (220), SC 13G/A (66), 10-Q (63), SC 13G (31), DEFA14A (26), 3 (23), SC 13D/A (22)1
    All 50 form types

    10-K (20), 4/A (20), DEF 14A (20), 5 (17), UPLOAD (15), 8-K/A (12), 10-K/A (8), CORRESP (8), DFAN14A (8), S-1/A (7), DEFR14A (5), EFFECT (5), S-8 (5), S-8 POS (5), SD (5), 424B5 (4), SC 13D (4), DEFC14A (3), NT 10-K (3), POS AM (3), PRER14A (3), S-3 (3), S-3/A (3), 8-A12G (2), 8-A12G/A (2), ARS (2), NT 10-Q (2), PRE 14A (2), PREC14A (2), 10-K405 (1), 10-Q/A (1), 15-12G (1), 25-NSE (1), 424B2 (1), 424B4 (1), 5/A (1), DEFM14A (1), PREM14A (1), PRRN14A (1), RW (1), S-1 (1), S-1MEF (1)

  • Latest filingsAnnual report (10-K) Feb 25, 2022
    Quarterly report (10-Q) May 6, 2022
    Proxy statement (DEF 14A) Apr 28, 2022
    Latest 8-K (8-K) Jul 21, 2022

Sources

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