Connect Biopharma Holdings Limited (CNTB)

Nasdaq: CNTB · Pharmaceutical Preparations · San Diego, CA · filing with the SEC since 2020

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Grade5.1

◀ Past 5.4● Present 5.2▶ Future 4.8

3 est.

Overview Business Financials Grade Forecast Sentiment Ownership People Filings Patents Chart

Who owns Connect Biopharma Holdings Limited

As filed with the SEC

Holders of 5% or more

Panacea Innovation Limited holds 21.2% of Ordinary Shares, as its SCHEDULE 13D/A filed Apr 1, 2026 says.

Directors and officers

report now, of 8 people on the record since 2026. Their holdings as a group are not read here.

Institutions as a whole

n/a

The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 4 named at left.

Holders of 5% or moreshare of the class, as filed

Panacea Innovation Limited

SCHEDULE 13D/A · filed Apr 1, 2026 · Ordinary Shares · 21.5% in Nov 26, 2025

21.2%

Wubin Pan

SCHEDULE 13G · filed Apr 14, 2026 · Ordinary Shares, par value $0.000174 per share · 10.8% in Feb 17, 2026

9.6%

Ikarian Capital, LLC

SCHEDULE 13G/A · filed Aug 14, 2026 · Ordinary Shares, par value $0.000174 per Share · 8.8% in Feb 17, 2026

6.9%

Braden M Leonard

SCHEDULE 13G · filed Oct 6, 2026 · Ordinary Shares, par value $0.000174 per Share

6.77%

Wei Zheng

SCHEDULE 13G/A · filed Aug 14, 2026 · Ordinary shares, par value $0.000174 · reported falling below 5%, from 6.2% in May 15, 2026

under 5%

What CNTB reports owning in othersstakes of 5% or more, and other ties

6 subsidiaries in 4 countries, from the list filed with the 10-K filed Mar 31, 2026.

Insider tradesForm 4

0sales

2purchases

0sales on a scheduled plan

0people selling

$0sold, in dollars

$4.4Mbought, in dollars

Open-market trades on Form 4 from Oct 1, 2025 to Oct 1, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.

By calendar yearSoldBought

2026 runs to Oct 1, 2026. Dollars as filed, summed by the transaction date.

People who traded in the window1 of 8 on the roster

Person	Role as filed	Sales	Sold	On a plan	Buys	Bought
Huang James	director	0	$0	0	2	$4.4M

SI Assistanton CNTB · research, not advice