StockData
CNTBNasdaqPharmaceutical PreparationsFiscal year ends December 31

Connect Biopharma Holdings Ltd

Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 12, 2026
$0.90−0.01 (-0.72%)

Close on Oct 19, 2026

Market cap
$56.58M
P/E (TTM)
–
Dividend yield
–

Ownership

Who owns Connect Biopharma's shares

Held by institutions
–
Shares held, 13F filers
Institutional holders
–
Net institutional buying
–
Insider trades, 12 months
2 buys · 0 sales
Net bought $4.37M

Holders of more than 5%

Latest Schedule 13D (active) or 13G (passive) filed by each holder

HolderShares% of classFilingAs of
Wubin Pan6,026,8139.60%13G (passive)Apr 14, 2026
Zheng Wei5,015,9609.00%13G (passive) amendmentDec 31, 2025
Neil Shahrestani4,338,5346.90%13G (passive) amendmentJun 30, 2026
Braden M Leonard4,264,4006.77%13G (passive)Sep 30, 2026
James Huang13,160,00021.20%13D (active) amendmentMar 31, 2026
Panacea Innovation Limited12,000,00021.50%13D (active) amendmentNov 24, 2025

Officers, directors and major owners

People who filed Forms 3, 4 or 5 in the last two years

NameRoleShares owned% of sharesLatest filing
Barry D. QuartChief Executive Officer, Director224,0340.36%Mar 16, 2026
Lisa PerazaSenior Vice President, Finance45,1890.07%Mar 16, 2026
David Leslie SzekeresPresident215,7390.34%Mar 16, 2026
Jean I. LiuDirector11,7790.02%Jul 1, 2026
Kleanthis Gabriel XanthopoulosDirector86,5540.14%Jul 1, 2026
James HuangDirector13,310,00021.14%Jun 2, 2026
James A. SchoeneckDirector––Mar 16, 2026
Karen J. WilsonDirector10,0000.02%Mar 16, 2026

Insider trades

Common stock transactions reported on Form 4, newest first

InsiderDateTransactionSharesPriceValueShares after
Kleanthis Gabriel Xanthopoulos
Director
Jun 30, 2026Award+3,738––86,554
Jean I. Liu
Director
Jun 30, 2026Award+6,718––11,779
James Huang
Director
May 29, 2026Buy+150,000$2.48$372.00K13,310,000
Kleanthis Gabriel Xanthopoulos
Director
Mar 31, 2026Award+2,816––82,816
Jean I. Liu
Director
Mar 31, 2026Award+5,061––5,061
James Huang
Director
Mar 31, 2026Buy+1,160,000$3.45$4.00M13,160,000

Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.

Planned insider sales

Notices of proposed sale filed on Form 144 before shares are sold

SellerFiledSharesMarket valuePlanned saleAcquired through
Innovation Limited Panacea
10% Owner
Nov 24, 20252,000,000$6.00MNov 24, 2025The Ordinary Shares were purchased in multiple open market transactions from 2022 through September 2025.
Zheng Wei
10% Stockholder
Nov 21, 2025650,000$2.07MNov 21, 2025Compensation- Stock Award
Inc BioFortune
10% Stockholder
Nov 18, 2025500,000$1.25MNov 18, 2025Acquired under Employee Incentive Plan as employee of the Securities Issuer
Zheng Wei
10% Stockholder
Oct 1, 2025200,000$305.94KOct 1, 2025Compensation- Stock Award
Zheng Wei
10% Stockholder
Jun 11, 202539,775$32.22KJun 11, 2025Compensation-Stock Award
Capital Healthcare Fund LP RA
10% Stockholder
Dec 18, 20231,765,788$1.67MDec 18, 2023IPO Investment
RA Capital Nexus Fund, L.P.
10% Stockholder
Dec 18, 2023295,650$279.03KDec 18, 2023Open Market Purchase
RA Capital Nexus Fund, L.P.
10% Stockholder
Dec 12, 202336,959$33.26KDec 12, 2023Open Market Purchase
Capital Healthcare Fund LP RA
10% Stockholder
Dec 12, 2023220,738$198.66KDec 12, 2023Open Market Purchase
RA Capital Nexus Fund, L.P.
10% Stockholder
Nov 27, 2023151,778$195.79KNov 27, 2023IPO Investment
Capital Healthcare Fund LP RA
10% Stockholder
Nov 27, 2023906,504$1.17MNov 27, 2023Open market purchase
Capital Healthcare Fund LP RA
10% Stockholder
Nov 21, 2023471,732$971.77KNov 21, 2023IPO Investment
RA Capital Nexus Fund, L.P.
10% Stockholder
Nov 21, 202378,983$162.70KNov 21, 2023IPO Purchase