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KY Biotechnology & Medical Research

Connect Biopharma Holdings Ltd (CNTB)

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Over the last 90 days, insider trading at Connect Biopharma Holdings Ltd. shows a net buy of $371,610, primarily driven by one insider. Notably, James Huang made two significant buy transactions totaling $4,373,610. This contrasts with earlier proposed sales by major shareholders in late 2023 and late 2025.
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Ticker: CNTB Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Huang James
1 purchase — total 100,000 USD
Buy 29 May 2026
Value US$216,037.91 | Price 389.07 | Shares 76,040
Buy 31 Mar 2026
Value US$4,553,451.37 | Price 86.70 | Shares 93,359
Proposed sale 24 Nov 2025
Value US$6,000,000.00 | Price 3.00 | Shares 2,000,000
Proposed sale 21 Nov 2025
Value US$2,073,500.00 | Price 3.19 | Shares 650,000
Proposed sale 18 Nov 2025
Value US$1,245,000.00 | Price 2.49 | Shares 500,000
Proposed sale 1 Oct 2025
Value US$305,940.00 | Price 1.53 | Shares 200,000
Proposed sale 11 Jun 2025
Value US$32,217.75 | Price 0.81 | Shares 39,775
Proposed sale 18 Dec 2023
Value US$279,034.47 | Price 0.94 | Shares 295,650
Proposed sale 18 Dec 2023
Value US$1,666,550.71 | Price 0.94 | Shares 1,765,788
Proposed sale 12 Dec 2023
Value US$33,263.10 | Price 0.90 | Shares 36,959
Proposed sale 12 Dec 2023
Value US$198,664.20 | Price 0.90 | Shares 220,738
Proposed sale 27 Nov 2023
Value US$195,793.00 | Price 1.29 | Shares 151,778
Proposed sale 27 Nov 2023
Value US$1,169,390.00 | Price 1.29 | Shares 906,504
Proposed sale 21 Nov 2023
Value US$162,704.00 | Price 2.06 | Shares 78,983
Proposed sale 21 Nov 2023
Value US$971,767.00 | Price 2.06 | Shares 471,732
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-02 2026-05-29 B Purchase
2.4
Huang James
Non-Executive Director
76,040 -38.7%
389.07
US$216,038 		76,040 -38.7% 389.07 US$216,038
2026-04-01 2026-03-31 B Purchase
2.4
Huang James
Non-Executive Director
93,359 +38.2%
86.70
US$4,553,451 		93,359 +38.2% 86.70 US$4,553,451
2025-11-24 2025-11-24 PrS Proposed sale
2.1
Panacea Innovation Limited

10% Owner

Large shareholder
78,275
448.92
US$1,820,248 		78,275 448.92 US$1,820,248
2025-11-21 2025-11-21 PrS Proposed sale
Wei Zheng

10% Stockholder

Large shareholder
650,000
3.19
US$2,073,500 		650,000 3.19 US$2,073,500
2025-11-18 2025-11-18 PrS Proposed sale
BioFortune Inc

10% Stockholder

Large shareholder
500,000
2.49
US$1,245,000 		500,000 2.49 US$1,245,000
2025-10-01 2025-10-01 PrS Proposed sale
Wei Zheng

10% Stockholder

Large shareholder
200,000
1.53
US$305,940 		200,000 1.53 US$305,940
2025-06-11 2025-06-11 PrS Proposed sale
Wei Zheng

10% Stockholder

Large shareholder
39,775
0.81
US$32,218 		39,775 0.81 US$32,218
2023-12-18 2023-12-18 PrS Proposed sale
RA Capital Nexus Fund, L.P.

10% Stockholder

Large shareholder
295,650
0.94
US$279,034 		295,650 0.94 US$279,034
2023-12-18 2023-12-18 PrS Proposed sale
RA Capital Healthcare Fund LP

10% Stockholder

Large shareholder
1,765,788
0.94
US$1,666,551 		1,765,788 0.94 US$1,666,551
2023-12-12 2023-12-12 PrS Proposed sale
RA Capital Nexus Fund, L.P.

10% Stockholder

Large shareholder
36,959
0.90
US$33,263 		36,959 0.90 US$33,263
2023-12-12 2023-12-12 PrS Proposed sale
RA Capital Healthcare Fund LP

10% Stockholder

Large shareholder
220,738
0.90
US$198,664 		220,738 0.90 US$198,664
2023-11-27 2023-11-27 PrS Proposed sale
RA Capital Nexus Fund, L.P.

10% Stockholder

Large shareholder
151,778
1.29
US$195,793 		151,778 1.29 US$195,793
2023-11-27 2023-11-27 PrS Proposed sale
RA Capital Healthcare Fund LP

10% Stockholder

Large shareholder
906,504
1.29
US$1,169,390 		906,504 1.29 US$1,169,390
2023-11-21 2023-11-21 PrS Proposed sale
RA Capital Nexus Fund, L.P.

10% Stockholder

Large shareholder
78,983
2.06
US$162,704 		78,983 2.06 US$162,704
2023-11-21 2023-11-21 PrS Proposed sale
RA Capital Healthcare Fund LP

10% Stockholder

Large shareholder
471,732
2.06
US$971,767 		471,732 2.06 US$971,767
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