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Connect Biopharma Holdings Ltd

Connect Biopharma, headquartered in San Diego, California, is a clinical-stage biopharmaceutical company dedicated to transforming care for asthma and chronic obstructive pulmonary disease (“COPD”).3 From its latest annual report

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Last updated Oct 19, 2026.

Overview

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  • TickerCNTB on Nasdaq1
  • IndustryPharmaceutical Preparations1
  • HeadquartersSan Diego, California1
  • Incorporated inCayman Islands2
  • Business address3580 Carmel Mountain Road, Suite 200, San Diego, Ca 921302
  • Filer category, Emerging growth company2

Connect Biopharma, headquartered in San Diego, California, is a clinical-stage biopharmaceutical company dedicated to transforming care for asthma and chronic obstructive pulmonary disease (“COPD”). The Company is advancing rademikibart, a next-generation, potentially best-in-class antibody designed to target interleukin-4-receptor alpha (“IL-4Rα”).3 From its latest annual report

Financials

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

Key numbers, fiscal 2025

-90740.6%Operating margin4
-86687.5%Net margin4
-99.8%Revenue growth, 20254
-132.2%Return on equity4
-$51.6MFree cash flow4

Where the money goes

Where each dollar of revenue went, fiscal 2025

  • Research and development99¢$37.8M
  • Income tax1¢$197.0K

Out of $64.0K in revenue.4 The company lost money this year.

Financial statements

Revenue54$64.0K in 2025
0$10.0M$20.0M$30.0M2023: $0$020232024: $26.0M$26.0M20242025: $64.0K$64.0K2025−100%
Operating income654-$58.1M in 2025−41% since 2021
-$150.0M-$100.0M-$50.0M02021: -$98.1M-$98.1M20212022: -$119.3M-$119.3M2022+22%2023: -$69.1M-$69.1M2023−42%2024: -$22.5M-$22.5M2024−67%2025: -$58.1M-$58.1M2025+159%
Net income654-$55.5M in 2025−73% since 2021
-$300.0M-$200.0M-$100.0M02021: -$202.3M-$202.3M20212022: -$118.1M-$118.1M2022−42%2023: -$62.1M-$62.1M2023−47%2024: -$15.6M-$15.6M2024−75%2025: -$55.5M-$55.5M2025+255%
Fiscal year202020212022202320242025
Revenue$05$26.0M4$64.0K4
Research and development$80.5M6$96.6M6$53.0M5$29.3M4$37.8M4
Operating expenses$69.1M5$48.5M4$58.1M4
Operating income-$98.1M6-$119.3M6-$69.1M5-$22.5M4-$58.1M4
Interest$18.0K6$21.0K6$23.0K6
Income before tax-$202.0M6-$117.8M6-$62.0M5-$15.4M4-$55.3M4
Income tax$266.0K6$298.0K6$120.0K5$223.0K4$197.0K4
Net income-$202.3M6-$118.1M6-$62.1M5-$15.6M4-$55.5M4
Earnings per share-$3.886-$2.156-$1.135-$0.284-$1.004
Earnings per share (diluted)-$3.886-$2.156-$1.135-$0.284-$1.004
Shares (weighted, basic)52.2M shares655.0M shares655.1M shares555.2M shares455.7M shares4
Shares (weighted, diluted)55.1M shares555.2M shares455.7M shares4

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Leadership

Who has led Connect Biopharma Holdings Ltd, and when. Pick a name to see everywhere that person has worked.

Board members and other officers (5)

Timeline

  1. Mar 16, 2026New chief executive Barry D. Quart becomes CEO11

Filings

158 filings to the SEC since October 2021: 5 annual reports, 5 quarterly reports, 20 major events, 16 insider forms, 33 large holders, 79 other. The latest 20:

  1. Oct 6, 2026SCHEDULE 13G EDGAR
  2. Oct 1, 20264 EDGAR
  3. Oct 1, 20264 EDGAR
  4. Sep 30, 20268-K EDGAR
  5. Sep 15, 20268-K EDGAR
  6. Aug 14, 2026SCHEDULE 13G/A EDGAR
  7. Aug 14, 2026SCHEDULE 13G/A EDGAR
  8. Aug 12, 202610-Q EDGAR
  9. Aug 12, 20268-K EDGAR
  10. Jul 1, 20264 EDGAR
  11. Jul 1, 20264 EDGAR
  12. Jun 2, 20264 EDGAR
  13. Jun 1, 2026EFFECT EDGAR
  14. May 28, 2026CORRESP EDGAR
  15. May 22, 2026UPLOAD EDGAR
  16. May 15, 2026SCHEDULE 13G/A EDGAR
  17. May 15, 2026F-3 EDGAR
  18. May 12, 202610-Q EDGAR
  19. May 12, 20268-K EDGAR
  20. Apr 23, 20268-K EDGAR

The 158 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

2 open-market trades by officers, directors and large owners since October 2021: 2 buys and 0 sales. Grants, option exercises and gifts are left out.

DateWhoTradeSharesPriceValueFiling
May 29, 2026Huang JamesDirectorBuy150,000$2.48$372.0KForm 4
Mar 31, 2026Huang JamesDirectorBuy1,160,000$3.45$4.0MForm 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.

Sources

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