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Private company

Telesis Bio Inc.

Telesis Bio Inc. is an American laboratory analytical instruments company based in San Diego.2

Last updated Oct 21, 2026.

Overview

  • IndustryLaboratory Analytical Instruments2
  • HeadquartersSan Diego, United States2
  • Incorporated inDE3
  • Business address10431 Wateridge Circle, Suite 150, San Diego, Ca 921213
  • Filer category, Emerging growth company3
  • Legal formCorporation2
  • LEI529900WZ6YTAF0SQB2062
  • StatusActive2
  • LEI statusLapsed (not renewed)2
  • Registered addressc/o Corporation Service Company, 251 Little Falls Drive, 19808 Wilmington, United States2
  • Registered withDivision of Corporations, Department of State, 49540852

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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 2023

61.6%Gross margin5
-169.2%Operating margin5
-173.5%Net margin5
0.3%Revenue growth, 20235
-20052.1%Return on equity5
22.14×Debt to equity5
-$36.6MFree cash flow5

Where the money goes

Where each dollar of revenue went, fiscal 2023

  • Cost of revenue34¢$10.6M
  • Research and development56¢$17.5M
  • Interest10¢$3.1M
  • Income tax0¢$24.0K

Out of $27.5M in revenue.5 The company lost money this year.

Financial statements

Revenue675$27.5M in 2023+318% since 2020
0$10.0M$20.0M$30.0M2020: $6.6M$6.6M20202021: $11.0M$11.0M2021+68%2022: $27.4M$27.4M2022+148%2023: $27.5M$27.5M2023+0%
Gross profit675$16.9M in 2023+368% since 2020
0$5.0M$10.0M$15.0M$20.0M2020: $3.6M$3.6M20202021: $4.3M$4.3M2021+19%2022: $15.6M$15.6M2022+263%2023: $16.9M$16.9M2023+9%
Operating income675-$46.5M in 2023+184% since 2020
-$60.0M-$40.0M-$20.0M02020: -$16.4M-$16.4M20202021: -$35.4M-$35.4M2021+116%2022: -$46.5M-$46.5M2022+31%2023: -$46.5M-$46.5M2023+0%
Net income675-$47.7M in 2023+165% since 2020
-$60.0M-$40.0M-$20.0M02020: -$18.0M-$18.0M20202021: -$39.0M-$39.0M2021+116%2022: -$48.5M-$48.5M2022+24%2023: -$47.7M-$47.7M2023−2%
Fiscal year20192020202120222023
Revenue$6.6M6$11.0M7$27.4M5$27.5M5
Cost of revenue$3.0M6$6.7M7$11.8M5$10.6M5
Gross profit$3.6M6$4.3M7$15.6M5$16.9M5
Research and development$8.9M6$14.5M7$23.5M5$17.5M5
Operating expenses$39.7M7$62.1M5$63.5M5
Operating income-$16.4M6-$35.4M7-$46.5M5-$46.5M5
Interest$2.0M5$3.1M5
Income before tax-$38.9M7-$48.4M5-$47.7M5
Income tax$5.0K6$14.0K7$24.0K5$24.0K5
Net income-$18.0M6-$39.0M7-$48.5M5-$47.7M5
Earnings per share-$3.606-$2.147-$1.655-$1.645
Earnings per share (diluted)-$3.606-$2.147-$1.655-$1.645
Shares (weighted, basic)18.2M shares729.5M shares529.8M shares5
Shares (weighted, diluted)18.2M shares729.5M shares529.8M shares5

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Corporate structure

Telesis Bio Inc. sits at the top of its group. 3 entities, 2 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of Telesis Bio Inc.

  • Telesis Bio Inc. San Diego, California, United States
    • EtonBio Inc. Subsidiary · California, United States
    • SGI-DNA Limited Subsidiary · United Kingdom

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries listed in Exhibit 21 of annual reports filed with the SEC; major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Telesis Bio 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
Operating-lease assets (leased space)$27.2M5 Dec 31, 2023$1.7M5 Dec 31, 2022+1539.8%

Investments

ItemLatestA year beforeChange
Cash and cash equivalents$1.6M5 Dec 31, 2023$30.4M5 Dec 31, 2022−94.8%

Intangibles and goodwill

ItemLatestA year beforeChange
Goodwill$3.5M5 Dec 31, 2023$14.9M5 Dec 31, 2022−76.5%
Intangible assets, net (excluding goodwill)$1.4M5 Dec 31, 2023$1.9M5 Dec 31, 2022−27.4%
Finite-lived intangibles, gross$3.7M5 Dec 31, 2023$3.7M5 Dec 31, 20220%
Accumulated amortization$2.3M5 Dec 31, 2023$1.8M5 Dec 31, 2022+28.6%
Finite-lived intangibles, net$1.4M5 Dec 31, 2023$1.9M5 Dec 31, 2022−27.4%

Inventory

ItemLatestA year beforeChange
Inventory, total$4.0M5 Dec 31, 2023$2.2M5 Dec 31, 2022+83.0%
Raw materials$2.0M5 Dec 31, 2023$1.0M5 Dec 31, 2022+94.1%
Work in process$1.0M5 Dec 31, 2023$647.0K5 Dec 31, 2022+59.4%
Finished goods$968.0K5 Dec 31, 2023$509.0K5 Dec 31, 2022+90.2%

Leadership

Who has led Telesis Bio Inc., and when. Pick a name to see everywhere that person has worked.

Chief executive

  1. Todd Robert Nelson2021–2024
  2. Eric Eugene Esser2024

President

  1. Todd Robert Nelson2021–2024
  2. Eric Eugene Esser2024

Chief financial officer

  1. Jennifer Isacoff McNealey2021–2022
  2. William J. Kullback2023

Chief operating officer

  1. Eric Eugene Esser2022–2024
2025
Board members and other officers (17)

Named in SEC Form D filings

People the company listed in its private-offering notices.

  • DirectorAndrea L. Jackson named Jun 20, 202331
  • DirectorWilliam F. Snider named Jun 20, 202331

Subsidiaries and ownership

Subsidiaries (Exhibit 21)

  • EtonBio Inc. California4
  • SGI-DNA Limited United Kingdom4

The subsidiaries the company lists in Exhibit 21 of its annual report, as filed.

Former names

  • Codex DNA, Inc.Mar 16, 2021 to Oct 28, 20223

Timeline

  1. Nov 8, 20248-K Entered a material agreement32
  2. Oct 25, 20248-K Executive or director change33
  3. Sep 10, 20248-K Listing notice or transfer34
  4. Aug 30, 20248-K Other events35
  5. Aug 28, 20248-K Other events36
  6. Aug 20, 20248-K Entered a material agreement37
  7. Aug 7, 20248-K Results of operations38
  8. Jul 18, 20248-K Entered a material agreement; Ended a material agreement; Executive or director change39
  9. Jun 12, 20248-K Listing notice or transfer40
  10. May 9, 20248-K Results of operations41
  11. May 6, 20248-K Change to shareholders' rights; Bylaws or fiscal year changed; Shareholder vote42
  12. Apr 19, 2024New chief executive Eric Eugene Esser becomes CEO10
  13. Apr 18, 20248-K Executive or director change; Other events43
  14. Jun 17, 2021New chief executive Todd Robert Nelson becomes CEO11
  15. Mar 24, 2011Founded Telesis Bio Inc. is founded2

Calendar

When it reported results

  1. Aug 7, 2024Reported quarterly or annual results38
  2. May 9, 2024Reported quarterly or annual results41
  3. Mar 28, 2024Reported quarterly or annual results44
  4. Feb 26, 2024Reported quarterly or annual results45
  5. Nov 13, 2023Reported quarterly or annual results46
  6. Aug 10, 2023Reported quarterly or annual results47
  7. May 11, 2023Reported quarterly or annual results48
  8. Mar 21, 2023Reported quarterly or annual results49

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

Filings

162 filings to the SEC since October 2021: 6 annual reports, 10 quarterly reports, 43 major events, 56 insider forms, 18 large holders, 1 private raises, 28 other. The latest 20:

  1. Jan 14, 202515-12G EDGAR
  2. Jan 6, 2025EFFECT EDGAR
  3. Jan 6, 2025EFFECT EDGAR
  4. Jan 3, 2025POS AM EDGAR
  5. Jan 3, 2025POS AM EDGAR
  6. Jan 3, 2025S-8 POS EDGAR
  7. Jan 3, 2025S-8 POS EDGAR
  8. Jan 3, 2025S-8 POS EDGAR
  9. Jan 3, 2025S-8 POS EDGAR
  10. Nov 8, 2024SC 13G/A SCHEDULE 13G, AMENDMENT NO. 2 EDGAR
  11. Nov 8, 20248-K EDGAR
  12. Nov 7, 202410-Q EDGAR
  13. Nov 6, 2024SC 13D/A EDGAR
  14. Nov 6, 2024SC 13D/A EDGAR
  15. Oct 25, 20248-K EDGAR
  16. Sep 20, 202425 EDGAR
  17. Sep 10, 20248-K EDGAR
  18. Aug 30, 20248-K EDGAR
  19. Aug 28, 20248-K EDGAR
  20. Aug 20, 20248-K EDGAR

The 162 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

4 open-market trades by officers, directors and large owners since October 2021: 1 buys and 3 sales. Grants, option exercises and gifts are left out.

DateWhoTradeSharesPriceValueFiling
May 4, 2023Nelson Todd RobertChief Executive OfficerSale2,575$2.83$7.3KForm 4
May 4, 2023Gibson Daniel GlennChief Technology OfficerSale1,190$2.83$3.4KForm 4
May 4, 2023Cutler RobChief Legal OfficerSale1,174$2.83$3.3KForm 4
Nov 11, 2022Nelson Todd RobertChief Executive OfficerBuy122,516$1.56$191.1KForm 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.

Money raised

Private offerings the company reported to the SEC on Form D.

  1. Jun 5, 2023Raised $28 million in a private offering of equity Form D: $74.2 million offered in all Form D

SEC filer profile

How Telesis Bio Inc. is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGARTelesis Bio Inc.1
  • CIK0001850079
  • Employer ID (EIN)45-12168391
  • Filer status<br>emerging growth company1
  • Incorporated inDelaware1
  • Fiscal year endsDecember 311
  • Industry code (SIC)3826 Laboratory Analytical Instruments1
  • SEC reviewing officeOffice of Industrial Applications and Services, Division of Corporation Finance1
  • Business address10431 Wateridge Circle, Suite 150, San Diego, CA 921211
  • Phone858-228-41151
  • Shares outstanding1,775,839 as of Nov 6, 20249
  • Public float$14.2M as of Jun 30, 20235
  • On EDGAR sinceMar 16, 20211
  • Filings212 in all: 4 (53), 8-K (46), 3 (26), 10-Q (11), SC 13D/A (9), CORRESP (7), EFFECT (5), SC 13G/A (5)1
    All 35 form types

    UPLOAD (5), S-8 (4), S-8 POS (4), 10-K (3), 10-K/A (3), DEF 14A (3), SC 13G (3), ARS (2), POS AM (2), S-3 (2), SC 13D (2), SEC STAFF LETTER (2), 15-12G (1), 25 (1), 3/A (1), 4/A (1), 424B4 (1), 8-A12B (1), CERT (1), D (1), DEFA14A (1), DRS (1), DRS/A (1), DRSLTR (1), PRE 14A (1), S-1 (1), S-1/A (1)

  • Latest filingsAnnual report (10-K) Mar 29, 2024
    Quarterly report (10-Q) Nov 7, 2024
    Proxy statement (DEF 14A) Apr 19, 2024
    Latest 8-K (8-K) Nov 8, 2024

Sources

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